페이지 42 - Renesas Electronics America 제품 - PMIC - 감시기 | Heisener Electronics
고객 문의
SalesDept@heisener.com +86-755-83210559 ext. 807
Language Translation

* Please refer to the English Version as our Official Version.

Renesas Electronics America 제품 - PMIC - 감시기

기록 1,987
페이지  42/71
이미지
부품 번호
제조업체
설명
패키지
재고
수량
Number of Voltages Monitored
Output
Reset
Reset Timeout
Voltage - Threshold
Operating Temperature
Mounting Type
Package / Case
Supplier Device Package
X4045P-4.5A
Renesas Electronics America

IC SUPERVISOR CPU 4K EE 8-DIP

  • Type: Simple Reset/Power-On Reset
  • Number of Voltages Monitored: 1
  • Output: Open Drain or Open Collector
  • Reset: Active High
  • Reset Timeout: 100 ms Minimum
  • Voltage - Threshold: 4.62V
  • Operating Temperature: 0°C ~ 70°C (TA)
  • Mounting Type: Through Hole
  • Package / Case: 8-DIP (0.300", 7.62mm)
  • Supplier Device Package: 8-PDIP
패키지: 8-DIP (0.300", 7.62mm)
재고6,080
1
Open Drain or Open Collector
Active High
100 ms Minimum
4.62V
0°C ~ 70°C (TA)
Through Hole
8-DIP (0.300", 7.62mm)
8-PDIP
X4045P-2.7A
Renesas Electronics America

IC SUPERVISOR CPU 4K EE 8-DIP

  • Type: Simple Reset/Power-On Reset
  • Number of Voltages Monitored: 1
  • Output: Open Drain or Open Collector
  • Reset: Active High
  • Reset Timeout: 100 ms Minimum
  • Voltage - Threshold: 2.92V
  • Operating Temperature: 0°C ~ 70°C (TA)
  • Mounting Type: Through Hole
  • Package / Case: 8-DIP (0.300", 7.62mm)
  • Supplier Device Package: 8-PDIP
패키지: 8-DIP (0.300", 7.62mm)
재고6,288
1
Open Drain or Open Collector
Active High
100 ms Minimum
2.92V
0°C ~ 70°C (TA)
Through Hole
8-DIP (0.300", 7.62mm)
8-PDIP
X4043S8T1
Renesas Electronics America

IC SUPERVISOR CPU 4K EE 8-SOIC

  • Type: Simple Reset/Power-On Reset
  • Number of Voltages Monitored: 1
  • Output: Open Drain or Open Collector
  • Reset: Active Low
  • Reset Timeout: 100 ms Minimum
  • Voltage - Threshold: 4.38V
  • Operating Temperature: 0°C ~ 70°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 8-SOIC (0.154", 3.90mm Width)
  • Supplier Device Package: 8-SOIC
패키지: 8-SOIC (0.154", 3.90mm Width)
재고6,736
1
Open Drain or Open Collector
Active Low
100 ms Minimum
4.38V
0°C ~ 70°C (TA)
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
X4043S8IT2
Renesas Electronics America

IC SUPERVISOR CPU 4K EE 8-SOIC

  • Type: Simple Reset/Power-On Reset
  • Number of Voltages Monitored: 1
  • Output: Open Drain or Open Collector
  • Reset: Active Low
  • Reset Timeout: 100 ms Minimum
  • Voltage - Threshold: 4.38V
  • Operating Temperature: -40°C ~ 85°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 8-SOIC (0.154", 3.90mm Width)
  • Supplier Device Package: 8-SOIC
패키지: 8-SOIC (0.154", 3.90mm Width)
재고6,912
1
Open Drain or Open Collector
Active Low
100 ms Minimum
4.38V
-40°C ~ 85°C (TA)
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
X4043S8IT1
Renesas Electronics America

IC SUPERVISOR CPU 4K EE 8-SOIC

  • Type: Simple Reset/Power-On Reset
  • Number of Voltages Monitored: 1
  • Output: Open Drain or Open Collector
  • Reset: Active Low
  • Reset Timeout: 100 ms Minimum
  • Voltage - Threshold: 4.38V
  • Operating Temperature: -40°C ~ 85°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 8-SOIC (0.154", 3.90mm Width)
  • Supplier Device Package: 8-SOIC
패키지: 8-SOIC (0.154", 3.90mm Width)
재고4,480
1
Open Drain or Open Collector
Active Low
100 ms Minimum
4.38V
-40°C ~ 85°C (TA)
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
X4043S8I-2.7AT1
Renesas Electronics America

IC SUPERVISOR CPU 4K EE 8-SOIC

  • Type: Simple Reset/Power-On Reset
  • Number of Voltages Monitored: 1
  • Output: Open Drain or Open Collector
  • Reset: Active Low
  • Reset Timeout: 100 ms Minimum
  • Voltage - Threshold: 2.92V
  • Operating Temperature: -40°C ~ 85°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 8-SOIC (0.154", 3.90mm Width)
  • Supplier Device Package: 8-SOIC
패키지: 8-SOIC (0.154", 3.90mm Width)
재고2,064
1
Open Drain or Open Collector
Active Low
100 ms Minimum
2.92V
-40°C ~ 85°C (TA)
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
X4043S8I-2.5
Renesas Electronics America

IC SUPERVISOR CPU 4K EE 8-SOIC

  • Type: Simple Reset/Power-On Reset
  • Number of Voltages Monitored: 1
  • Output: Open Drain or Open Collector
  • Reset: Active Low
  • Reset Timeout: 100 ms Minimum
  • Voltage - Threshold: 2.5V
  • Operating Temperature: -40°C ~ 85°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 8-SOIC (0.154", 3.90mm Width)
  • Supplier Device Package: 8-SOIC
패키지: 8-SOIC (0.154", 3.90mm Width)
재고5,536
1
Open Drain or Open Collector
Active Low
100 ms Minimum
2.5V
-40°C ~ 85°C (TA)
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
X4043S8-2.7T1
Renesas Electronics America

IC SUPERVISOR CPU 4K EE 8-SOIC

  • Type: Simple Reset/Power-On Reset
  • Number of Voltages Monitored: 1
  • Output: Open Drain or Open Collector
  • Reset: Active Low
  • Reset Timeout: 100 ms Minimum
  • Voltage - Threshold: 2.62V
  • Operating Temperature: 0°C ~ 70°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 8-SOIC (0.154", 3.90mm Width)
  • Supplier Device Package: 8-SOIC
패키지: 8-SOIC (0.154", 3.90mm Width)
재고3,168
1
Open Drain or Open Collector
Active Low
100 ms Minimum
2.62V
0°C ~ 70°C (TA)
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
X4043S8-2.7AT1
Renesas Electronics America

IC SUPERVISOR CPU 4K EE 8-SOIC

  • Type: Simple Reset/Power-On Reset
  • Number of Voltages Monitored: 1
  • Output: Open Drain or Open Collector
  • Reset: Active Low
  • Reset Timeout: 100 ms Minimum
  • Voltage - Threshold: 2.92V
  • Operating Temperature: 0°C ~ 70°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 8-SOIC (0.154", 3.90mm Width)
  • Supplier Device Package: 8-SOIC
패키지: 8-SOIC (0.154", 3.90mm Width)
재고3,008
1
Open Drain or Open Collector
Active Low
100 ms Minimum
2.92V
0°C ~ 70°C (TA)
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
X4043PZ-4.5A
Renesas Electronics America

IC SUPERVISOR CPU 4K EE 8-DIP

  • Type: Simple Reset/Power-On Reset
  • Number of Voltages Monitored: 1
  • Output: Open Drain or Open Collector
  • Reset: Active Low
  • Reset Timeout: 100 ms Minimum
  • Voltage - Threshold: 4.62V
  • Operating Temperature: 0°C ~ 70°C (TA)
  • Mounting Type: Through Hole
  • Package / Case: 8-DIP (0.300", 7.62mm)
  • Supplier Device Package: 8-PDIP
패키지: 8-DIP (0.300", 7.62mm)
재고2,592
1
Open Drain or Open Collector
Active Low
100 ms Minimum
4.62V
0°C ~ 70°C (TA)
Through Hole
8-DIP (0.300", 7.62mm)
8-PDIP
X4043PZ-2.7A
Renesas Electronics America

IC SUPERVISOR CPU 4K EE 8-DIP

  • Type: Simple Reset/Power-On Reset
  • Number of Voltages Monitored: 1
  • Output: Open Drain or Open Collector
  • Reset: Active Low
  • Reset Timeout: 100 ms Minimum
  • Voltage - Threshold: 2.92V
  • Operating Temperature: 0°C ~ 70°C (TA)
  • Mounting Type: Through Hole
  • Package / Case: 8-DIP (0.300", 7.62mm)
  • Supplier Device Package: 8-PDIP
패키지: 8-DIP (0.300", 7.62mm)
재고5,392
1
Open Drain or Open Collector
Active Low
100 ms Minimum
2.92V
0°C ~ 70°C (TA)
Through Hole
8-DIP (0.300", 7.62mm)
8-PDIP
X4043PZ-2.7
Renesas Electronics America

IC SUPERVISOR CPU 4K EE 8-DIP

  • Type: Simple Reset/Power-On Reset
  • Number of Voltages Monitored: 1
  • Output: Open Drain or Open Collector
  • Reset: Active Low
  • Reset Timeout: 100 ms Minimum
  • Voltage - Threshold: 2.62V
  • Operating Temperature: 0°C ~ 70°C (TA)
  • Mounting Type: Through Hole
  • Package / Case: 8-DIP (0.300", 7.62mm)
  • Supplier Device Package: 8-PDIP
패키지: 8-DIP (0.300", 7.62mm)
재고7,584
1
Open Drain or Open Collector
Active Low
100 ms Minimum
2.62V
0°C ~ 70°C (TA)
Through Hole
8-DIP (0.300", 7.62mm)
8-PDIP
X4043PZ
Renesas Electronics America

IC SUPERVISOR CPU 4K EE 8-DIP

  • Type: Simple Reset/Power-On Reset
  • Number of Voltages Monitored: 1
  • Output: Open Drain or Open Collector
  • Reset: Active Low
  • Reset Timeout: 100 ms Minimum
  • Voltage - Threshold: 4.38V
  • Operating Temperature: 0°C ~ 70°C (TA)
  • Mounting Type: Through Hole
  • Package / Case: 8-DIP (0.300", 7.62mm)
  • Supplier Device Package: 8-PDIP
패키지: 8-DIP (0.300", 7.62mm)
재고3,216
1
Open Drain or Open Collector
Active Low
100 ms Minimum
4.38V
0°C ~ 70°C (TA)
Through Hole
8-DIP (0.300", 7.62mm)
8-PDIP
X4043PIZ-4.5A
Renesas Electronics America

IC SUPERVISOR CPU 4K EE 8-DIP

  • Type: Simple Reset/Power-On Reset
  • Number of Voltages Monitored: 1
  • Output: Open Drain or Open Collector
  • Reset: Active Low
  • Reset Timeout: 100 ms Minimum
  • Voltage - Threshold: 4.62V
  • Operating Temperature: -40°C ~ 85°C (TA)
  • Mounting Type: Through Hole
  • Package / Case: 8-DIP (0.300", 7.62mm)
  • Supplier Device Package: 8-PDIP
패키지: 8-DIP (0.300", 7.62mm)
재고6,576
1
Open Drain or Open Collector
Active Low
100 ms Minimum
4.62V
-40°C ~ 85°C (TA)
Through Hole
8-DIP (0.300", 7.62mm)
8-PDIP
X4043PIZ-2.7A
Renesas Electronics America

IC SUPERVISOR CPU 4K EE 8-DIP

  • Type: Simple Reset/Power-On Reset
  • Number of Voltages Monitored: 1
  • Output: Open Drain or Open Collector
  • Reset: Active Low
  • Reset Timeout: 100 ms Minimum
  • Voltage - Threshold: 2.92V
  • Operating Temperature: -40°C ~ 85°C (TA)
  • Mounting Type: Through Hole
  • Package / Case: 8-DIP (0.300", 7.62mm)
  • Supplier Device Package: 8-PDIP
패키지: 8-DIP (0.300", 7.62mm)
재고3,072
1
Open Drain or Open Collector
Active Low
100 ms Minimum
2.92V
-40°C ~ 85°C (TA)
Through Hole
8-DIP (0.300", 7.62mm)
8-PDIP
X4043PIZ-2.7
Renesas Electronics America

IC SUPERVISOR CPU 4K EE 8-DIP

  • Type: Simple Reset/Power-On Reset
  • Number of Voltages Monitored: 1
  • Output: Open Drain or Open Collector
  • Reset: Active Low
  • Reset Timeout: 100 ms Minimum
  • Voltage - Threshold: 2.62V
  • Operating Temperature: -40°C ~ 85°C (TA)
  • Mounting Type: Through Hole
  • Package / Case: 8-DIP (0.300", 7.62mm)
  • Supplier Device Package: 8-PDIP
패키지: 8-DIP (0.300", 7.62mm)
재고3,024
1
Open Drain or Open Collector
Active Low
100 ms Minimum
2.62V
-40°C ~ 85°C (TA)
Through Hole
8-DIP (0.300", 7.62mm)
8-PDIP
X4043PIZ
Renesas Electronics America

IC SUPERVISOR CPU 4K EE 8-DIP

  • Type: Simple Reset/Power-On Reset
  • Number of Voltages Monitored: 1
  • Output: Open Drain or Open Collector
  • Reset: Active Low
  • Reset Timeout: 100 ms Minimum
  • Voltage - Threshold: 4.38V
  • Operating Temperature: -40°C ~ 85°C (TA)
  • Mounting Type: Through Hole
  • Package / Case: 8-DIP (0.300", 7.62mm)
  • Supplier Device Package: 8-PDIP
패키지: 8-DIP (0.300", 7.62mm)
재고4,080
1
Open Drain or Open Collector
Active Low
100 ms Minimum
4.38V
-40°C ~ 85°C (TA)
Through Hole
8-DIP (0.300", 7.62mm)
8-PDIP
X4043PI-4.5A
Renesas Electronics America

IC SUPERVISOR CPU 4K EE 8-DIP

  • Type: Simple Reset/Power-On Reset
  • Number of Voltages Monitored: 1
  • Output: Open Drain or Open Collector
  • Reset: Active Low
  • Reset Timeout: 100 ms Minimum
  • Voltage - Threshold: 4.62V
  • Operating Temperature: -40°C ~ 85°C (TA)
  • Mounting Type: Through Hole
  • Package / Case: 8-DIP (0.300", 7.62mm)
  • Supplier Device Package: 8-PDIP
패키지: 8-DIP (0.300", 7.62mm)
재고4,752
1
Open Drain or Open Collector
Active Low
100 ms Minimum
4.62V
-40°C ~ 85°C (TA)
Through Hole
8-DIP (0.300", 7.62mm)
8-PDIP
X4043PI-2.7A
Renesas Electronics America

IC SUPERVISOR CPU 4K EE 8-DIP

  • Type: Simple Reset/Power-On Reset
  • Number of Voltages Monitored: 1
  • Output: Open Drain or Open Collector
  • Reset: Active Low
  • Reset Timeout: 100 ms Minimum
  • Voltage - Threshold: 2.92V
  • Operating Temperature: -40°C ~ 85°C (TA)
  • Mounting Type: Through Hole
  • Package / Case: 8-DIP (0.300", 7.62mm)
  • Supplier Device Package: 8-PDIP
패키지: 8-DIP (0.300", 7.62mm)
재고2,464
1
Open Drain or Open Collector
Active Low
100 ms Minimum
2.92V
-40°C ~ 85°C (TA)
Through Hole
8-DIP (0.300", 7.62mm)
8-PDIP
X4043P-4.5A
Renesas Electronics America

IC SUPERVISOR CPU 4K EE 8-DIP

  • Type: Simple Reset/Power-On Reset
  • Number of Voltages Monitored: 1
  • Output: Open Drain or Open Collector
  • Reset: Active Low
  • Reset Timeout: 100 ms Minimum
  • Voltage - Threshold: 4.62V
  • Operating Temperature: 0°C ~ 70°C (TA)
  • Mounting Type: Through Hole
  • Package / Case: 8-DIP (0.300", 7.62mm)
  • Supplier Device Package: 8-PDIP
패키지: 8-DIP (0.300", 7.62mm)
재고7,408
1
Open Drain or Open Collector
Active Low
100 ms Minimum
4.62V
0°C ~ 70°C (TA)
Through Hole
8-DIP (0.300", 7.62mm)
8-PDIP
X4043P-2.7A
Renesas Electronics America

IC SUPERVISOR CPU 4K EE 8-DIP

  • Type: Simple Reset/Power-On Reset
  • Number of Voltages Monitored: 1
  • Output: Open Drain or Open Collector
  • Reset: Active Low
  • Reset Timeout: 100 ms Minimum
  • Voltage - Threshold: 2.92V
  • Operating Temperature: 0°C ~ 70°C (TA)
  • Mounting Type: Through Hole
  • Package / Case: 8-DIP (0.300", 7.62mm)
  • Supplier Device Package: 8-PDIP
패키지: 8-DIP (0.300", 7.62mm)
재고7,408
1
Open Drain or Open Collector
Active Low
100 ms Minimum
2.92V
0°C ~ 70°C (TA)
Through Hole
8-DIP (0.300", 7.62mm)
8-PDIP
hot X4043M8I-2.7T6
Renesas Electronics America

IC SUPERVISOR CPU 4K EE 8-MSOP

  • Type: Simple Reset/Power-On Reset
  • Number of Voltages Monitored: 1
  • Output: Open Drain or Open Collector
  • Reset: Active Low
  • Reset Timeout: 100 ms Minimum
  • Voltage - Threshold: 2.62V
  • Operating Temperature: -40°C ~ 85°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
  • Supplier Device Package: 8-MSOP
패키지: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
재고51,588
1
Open Drain or Open Collector
Active Low
100 ms Minimum
2.62V
-40°C ~ 85°C (TA)
Surface Mount
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
8-MSOP
X4043M8I-2.7T2
Renesas Electronics America

IC SUPERVISOR CPU 4K EE 8-MSOP

  • Type: Simple Reset/Power-On Reset
  • Number of Voltages Monitored: 1
  • Output: Open Drain or Open Collector
  • Reset: Active Low
  • Reset Timeout: 100 ms Minimum
  • Voltage - Threshold: 2.62V
  • Operating Temperature: -40°C ~ 85°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
  • Supplier Device Package: 8-MSOP
패키지: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
재고4,512
1
Open Drain or Open Collector
Active Low
100 ms Minimum
2.62V
-40°C ~ 85°C (TA)
Surface Mount
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
8-MSOP
X40435V14I-CT1
Renesas Electronics America

IC VOLT MON TRPL EEPROM 14-TSSOP

  • Type: Multi-Voltage Supervisor
  • Number of Voltages Monitored: 3
  • Output: Open Drain or Open Collector
  • Reset: Active Low
  • Reset Timeout: Adjustable/Selectable
  • Voltage - Threshold: 1V, 2.9V, 4.6V
  • Operating Temperature: -40°C ~ 85°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 14-TSSOP (0.173", 4.40mm Width)
  • Supplier Device Package: 14-TSSOP
패키지: 14-TSSOP (0.173", 4.40mm Width)
재고2,720
3
Open Drain or Open Collector
Active Low
Adjustable/Selectable
1V, 2.9V, 4.6V
-40°C ~ 85°C (TA)
Surface Mount
14-TSSOP (0.173", 4.40mm Width)
14-TSSOP
X40435V14I-C
Renesas Electronics America

IC VOLT MON TRPL EEPROM 14-TSSOP

  • Type: Multi-Voltage Supervisor
  • Number of Voltages Monitored: 3
  • Output: Open Drain or Open Collector
  • Reset: Active Low
  • Reset Timeout: Adjustable/Selectable
  • Voltage - Threshold: 1V, 2.9V, 4.6V
  • Operating Temperature: -40°C ~ 85°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 14-TSSOP (0.173", 4.40mm Width)
  • Supplier Device Package: 14-TSSOP
패키지: 14-TSSOP (0.173", 4.40mm Width)
재고3,856
3
Open Drain or Open Collector
Active Low
Adjustable/Selectable
1V, 2.9V, 4.6V
-40°C ~ 85°C (TA)
Surface Mount
14-TSSOP (0.173", 4.40mm Width)
14-TSSOP
X40435V14I-BT1
Renesas Electronics America

IC VOLT MON TRPL EEPROM 14-TSSOP

  • Type: Multi-Voltage Supervisor
  • Number of Voltages Monitored: 3
  • Output: Open Drain or Open Collector
  • Reset: Active Low
  • Reset Timeout: Adjustable/Selectable
  • Voltage - Threshold: 1.3V, 2.9V, 4.6V
  • Operating Temperature: -40°C ~ 85°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 14-TSSOP (0.173", 4.40mm Width)
  • Supplier Device Package: 14-TSSOP
패키지: 14-TSSOP (0.173", 4.40mm Width)
재고7,904
3
Open Drain or Open Collector
Active Low
Adjustable/Selectable
1.3V, 2.9V, 4.6V
-40°C ~ 85°C (TA)
Surface Mount
14-TSSOP (0.173", 4.40mm Width)
14-TSSOP
X40435V14I-B
Renesas Electronics America

IC VOLT MON TRPL EEPROM 14-TSSOP

  • Type: Multi-Voltage Supervisor
  • Number of Voltages Monitored: 3
  • Output: Open Drain or Open Collector
  • Reset: Active Low
  • Reset Timeout: Adjustable/Selectable
  • Voltage - Threshold: 1.3V, 2.9V, 4.6V
  • Operating Temperature: -40°C ~ 85°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 14-TSSOP (0.173", 4.40mm Width)
  • Supplier Device Package: 14-TSSOP
패키지: 14-TSSOP (0.173", 4.40mm Width)
재고5,232
3
Open Drain or Open Collector
Active Low
Adjustable/Selectable
1.3V, 2.9V, 4.6V
-40°C ~ 85°C (TA)
Surface Mount
14-TSSOP (0.173", 4.40mm Width)
14-TSSOP
X40435V14I-AT1
Renesas Electronics America

IC VOLT MON TRPL EEPROM 14-TSSOP

  • Type: Multi-Voltage Supervisor
  • Number of Voltages Monitored: 3
  • Output: Open Drain or Open Collector
  • Reset: Active Low
  • Reset Timeout: Adjustable/Selectable
  • Voltage - Threshold: 1.3V, 3.1V, 4.6V
  • Operating Temperature: -40°C ~ 85°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 14-TSSOP (0.173", 4.40mm Width)
  • Supplier Device Package: 14-TSSOP
패키지: 14-TSSOP (0.173", 4.40mm Width)
재고7,424
3
Open Drain or Open Collector
Active Low
Adjustable/Selectable
1.3V, 3.1V, 4.6V
-40°C ~ 85°C (TA)
Surface Mount
14-TSSOP (0.173", 4.40mm Width)
14-TSSOP