Circuit Protection

P4KE56CA-B

Active

DIODE: TVS; 56V; 5.3A; BIDIRECTIONAL; ±5%; DO41; 400W; BULK; P4KE

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Circuit Protection

Active

DIODE: TVS; 56V; 5.3A; BIDIRECTIONAL; ±5%; DO41; 400W; BULK; P4KE

Technical Specifications

Parameters and characteristics for this part

Specification	P4KE56CA-B

Applications	General Purpose
Bidirectional Channels [custom]	1
Current - Peak Pulse (10/1000µs)	5.3 A
Mounting Type	Through Hole
Operating Temperature [Max]	175 °C
Operating Temperature [Min]	-55 °C
Package / Case	DO-204AL, Axial, DO-41
Power - Peak Pulse	400 W
Power Line Protection	False
Supplier Device Package	DO-204AL (DO-41)
Type	Zener
Voltage - Breakdown (Min) [Min]	53.2 V
Voltage - Clamping (Max) @ Ipp [Max]	77 V
Voltage - Reverse Standoff (Typ)	47.8 V

TVS Diode P4KE Axial T&R

Part	Type	Voltage - Reverse Standoff (Typ)	Voltage - Clamping (Max) @ Ipp [Max]	Applications	Operating Temperature [Max]	Operating Temperature [Min]	Voltage - Breakdown (Min) [Min]	Power - Peak Pulse	Current - Peak Pulse (10/1000µs)	Package / Case	Supplier Device Package	Mounting Type	Bidirectional Channels [custom]	Unidirectional Channels [custom]
LITTELFUSE P4KE56CA	Zener	47.8 V	77 V	General Purpose	175 °C	-55 °C	53.2 V	400 W	5.3 A	Axial DO-204AL DO-41	DO-204AL (DO-41)	Through Hole	1
LITTELFUSE P4KE56C-B	Zener	47.8 V	80.85 V	General Purpose	175 °C	-55 °C	50.4 V	400 W	5.3 A	Axial DO-204AL DO-41	DO-204AL (DO-41)	Through Hole	1
LITTELFUSE P4KE56A	Zener	47.8 V	77 V	General Purpose	175 °C	-55 °C	53.2 V	400 W	5.3 A	Axial DO-204AL DO-41	DO-204AL (DO-41)	Through Hole		1
LITTELFUSE P4KE56	Zener	47.8 V	80.85 V	General Purpose	175 °C	-55 °C	50.4 V	400 W	5.3 A	Axial DO-204AL DO-41	DO-204AL (DO-41)	Through Hole		1
LITTELFUSE P4KE56-B	Zener	47.8 V	80.85 V	General Purpose	175 °C	-55 °C	50.4 V	400 W	5.3 A	Axial DO-204AL DO-41	DO-204AL (DO-41)	Through Hole		1
LITTELFUSE P4KE56CA-B	Zener	47.8 V	77 V	General Purpose	175 °C	-55 °C	53.2 V	400 W	5.3 A	Axial DO-204AL DO-41	DO-204AL (DO-41)	Through Hole	1

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$	Updated

Digikey	Bulk	500	$ 0.26	1m+
	N/A	0	$ 0.23	1m+
Newark	Each	500	$ 0.21	1m+
		1000	$ 0.19
		2500	$ 0.17

General part information

TVS Diode P4KE Axial T&R

Technical documentation and resources