Product Summary

The SMAJ12A is a 400W surface mount transient voltage suppressor. It is used in sensitive electronics protection against voltage transients induced by inductive load switching and lighting on ICs, MOSFET, signal lines of sensor units for consumer, computer, industrial, automotive and telecommunication.

Parametrics

SMAJ12A absolute maximum ratings: (1)Peak Pulse Power Dissipation 10/1000μS Waveform: 400 W; (2)Peak Pulse Current on 10/1000μS Waveform: see next table A; (3)Peak Forward Surge Current 8.3ms Single Half Sine-Wave Superimposed on Rated Load (JEDEC Method) : 40 A; (4)Operating and Storage Temperature Range Tj, TSTG: -55 to +150℃.

Features

SMAJ12A features: (1)Low profile package; (2)Ideal for automated placement; (3)Glass passivated chip junction; (4)Available in uni-directional and bi-directional ; (5)400 W peak pulse power capability with a 10/1000 μs waveform, repetitive rate (duty cycle): 0.01 % (300 W above 78V); (6)Excellent clamping capability; (7)Very fast response time; (8)Low incremental surge resistance; (9)Meets MSL level 1, per J-STD-020, LF maximum peak of 260℃; (10)Solder dip 260℃, 40 s; (11)Component in accordance to RoHS 2002/95/EC and WEEE 2002/96/EC.

Diagrams

SMAJ12A dimensions

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
SMAJ12A
SMAJ12A

AVX

TVS Diodes - Transient Voltage Suppressors 12volts 400watts UniDirectional

Data Sheet

0-1: $0.24
1-100: $0.17
100-500: $0.13
500-1000: $0.11
SMAJ12A/13
SMAJ12A/13

Vishay Semiconductors

TVS Diodes - Transient Voltage Suppressors 400W 12V 5% Uni

Data Sheet

Negotiable 
SMAJ12A/61
SMAJ12A/61

Vishay Semiconductors

TVS Diodes - Transient Voltage Suppressors 400W 12V 5% Uni

Data Sheet

Negotiable 
SMAJ12A-13-F
SMAJ12A-13-F

Diodes Inc.

TVS Diodes - Transient Voltage Suppressors 400W 12V

Data Sheet

0-1: $0.30
1-10: $0.23
10-100: $0.16
100-250: $0.14
SMAJ12A-7
SMAJ12A-7

Micro Commercial Components (MCC)

TVS Diodes - Transient Voltage Suppressors 12V 400 Watts

Data Sheet

Negotiable 
SMAJ12A-7P
SMAJ12A-7P

Micro Commercial Components (MCC)

TVS Diodes - Transient Voltage Suppressors 12V 400 Watts

Data Sheet

0-1: $0.13
1-100: $0.11
100-500: $0.09
500-1000: $0.08
1000-1500: $0.08
SMAJ12A-E3/1
SMAJ12A-E3/1

Vishay Semiconductors

TVS Diodes - Transient Voltage Suppressors 400W 12V 5% Uni

Data Sheet

Negotiable 
SMAJ12A-E3/2G
SMAJ12A-E3/2G

Vishay Semiconductors

TVS Diodes - Transient Voltage Suppressors 400W 12V 5% Uni

Data Sheet

Negotiable