SMAJ58A

Transient Voltage Suppressor

The SMAJ58A is a transient voltage suppressor from Littelfuse. View the full SMAJ58A datasheet below including key specifications, absolute maximum ratings.

Manufacturer

Littelfuse

Key Specifications

Parameter	Value
Packaging	MouseReel
Packaging	MouseReel
Standard Pack Qty	5000
Standard Pack Qty	5000

Overview

Part: SMAJ5.0(C)A - SMAJ170(C)A — Diodes, Inc.

Type: Transient Voltage Suppressor

Description: 400W peak pulse power surface mount transient voltage suppressor available in uni- and bi-directional versions.

Operating Conditions:

Operating temperature: -55 to +150 °C
Reverse Standoff Voltage (VRWM): 5.0 V to 160 V

Absolute Maximum Ratings:

Max junction temperature: +150 °C
Max storage temperature: +175 °C

Key Specs:

Peak Pulse Power Dissipation (PPK): 400 W (Non repetitive current pulse, derated above TA = 25 °C)
Peak Forward Surge Current (IFSM): 40 A (8.3ms single half sine wave, unidirectional units only)
Steady State Power Dissipation (PM(AV)): 1.0 W (@TL = 75 °C)
Instantaneous Forward Voltage (VF): 3.5 V (@IPP = 35A, unidirectional units only)
Breakdown Voltage (VBR) for SMAJ5.0(C)A: 6.40 V (min) to 7.25 V (max) (@IT = 10 mA)
Max. Reverse Leakage (IR) for SMAJ5.0(C)A: 800 μA (@VRWM = 5.0 V)
Max. Clamping Voltage (VC) for SMAJ5.0(C)A: 9.2 V (@IPP = 43.5 A)
Max. Peak Pulse Current (IPP) for SMAJ5.0(C)A: 43.5 A

Features:

400W Peak Pulse Power Dissipation
Glass Passivated Die Construction
Uni- and Bi-Directional Versions Available
Excellent Clamping Capability
Fast Response Time
Lead Free Finish/RoHS Compliant

Package:

SMA (0.064 grams approximate)

Features

/c183 400W Peak Pulse Power Dissipation
/c183 Glass Passivated Die Construction
/c183 Uni- and Bi-Directional Versions Available
/c183 Excellent Clamping Capability
/c183 Fast Response Time
/c183 Lead Free Finish/RoHS Compliant (Note 4)

Absolute Maximum Ratings

Characteristic	Characteristic	Symbol	Value	Unit
Peak Pulse Power Dissipation (Non repetitive current pulse derated above T A = 25 /c176 C) (Note 1)	Peak Pulse Power Dissipation (Non repetitive current pulse derated above T A = 25 /c176 C) (Note 1)	P PK	400	W
Peak Forward Surge Current, 8.3ms Single Half Sine Wave Superimposed on Rated Load (JEDEC Method) (Notes 1, 2, & 3)	Peak Forward Surge Current, 8.3ms Single Half Sine Wave Superimposed on Rated Load (JEDEC Method) (Notes 1, 2, & 3)	I FSM	40	A
Steady State Power Dissipation @TL = 75 /c176 C	Steady State Power Dissipation @TL = 75 /c176 C	PM (AV)	1.0	W
Instantaneous Forward Voltage (Notes 1, 2, & 3)	@I PP = 35A	V F	3.5	V
Operating Temperature Range	Operating Temperature Range	T j	-55 to +150	/c176 C
Storage Temperature Range	Storage Temperature Range	T STG	-55 to +175	/c176 C

Notes: 1. Valid provided that terminals are kept at ambient temperature.

Measured with 8.3ms single half sine-wave. Duty cycle = 4 pulses per minute maximum.
Unidirectional units only.
RoHS revision 13.2.2003. Glass and High Temperature Solder Exemptions Applied, see EU Directive Annex Notes 5 and 7.

Package Information

/c183 Case: SMA
/c183 Case Material: Molded Plastic. UL Flammability Classification Rating 94V-0
/c183 Moisture Sensitivity: Level 1 per J-STD-020C
/c183 Terminals: Lead Free Plating (Matte Tin Finish). Solderable per MIL-STD-202, Method 208
/c183 Polarity Indicator: Cathode Band (Note: Bi-directional devices have no polarity indicator.)
/c183 Marking: Date Code and Marking Code See Page 4
/c183 Weight: 0.064 grams (approximate)

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