Part: SMAJ5.0 thru SMAJ188CA, Vishay

Type: Surface Mount TRANSZORB ® Transient Voltage Suppressor

Description: A low profile, surface mount transient voltage suppressor series with 400 W peak pulse power capability (300 W above 78 V) for 10/1000 μs waveform, available in unidirectional and bidirectional configurations, with stand-off voltages from 5.0 V to 188 V.

Operating Conditions:

• Stand-off voltage (VWM): 5.0 V to 188 V
• Operating junction and storage temperature: -55 to +150 °C
• Peak pulse power capability: 400 W (300 W above 78 V) with a 10/1000 μs waveform

Absolute Maximum Ratings:

• Peak pulse power dissipation (PPM): 400 W (10/1000 μs waveform)
• Peak forward surge current (IFSM): 40 A (8.3 ms single half sine-wave, uni-directional only)
• Max junction and storage temperature: +150 °C

Key Specs:

• Stand-off voltage (VWM): 5.0 V to 188 V
• Peak pulse power dissipation (PPM): 400 W (10/1000 μs waveform, TA = 25 °C)
• Peak forward surge current (IFSM): 40 A (8.3 ms single half sine-wave, uni-directional only, TA = 25 °C)
• Breakdown voltage (VBR) for SMAJ5.0A: 6.40 V (min) to 7.07 V (max) at IT = 10 mA
• Maximum reverse leakage (ID) for SMAJ5.0A: 800 μA at VWM = 5.0 V
• Maximum peak pulse surge current (IPPM) for SMAJ5.0A: 43.5 A
• Maximum clamping voltage (VC) for SMAJ5.0A: 9.2 V at IPPM
• Typical thermal resistance, junction to ambient (RθJA): 120 °C/W

Features:

• Low profile package
• Ideal for automated placement
• Glass passivated chip junction
• Available in Unidirectional and Bidirectional
• Excellent clamping capability
• Very fast response time
• Low incremental surge resistance
• Meets MSL level 1, per J-STD-020C, LF max peak of 260 °C
• Solder Dip 260 °C, 40 seconds
• Component in accordance to RoHS 2002/95/EC and WEEE 2002/96/EC

Applications:

• 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.

Package:

• DO-214AC (SMA)

• Low profile package
• Ideal for automated placement
• Glass passivated chip junction
• Available in Unidirectional and Bidirectional
• 400 W peak pulse power capability with a 10/1000 μs waveform, repetitive rate (duty cycle): 0.01 % (300 W above 78 V)
• Excellent clamping capability
• Very fast response time
• Low incremental surge resistance
• Meets MSL level 1, per J-STD-020C, LF max peak of 260 °C
• Solder Dip 260 °C, 40 seconds
• Component in accordance to RoHS 2002/95/EC and WEEE 2002/96/EC

Use 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.

SMAJ12A-E3/61 Pinout

Package: DO-214AC (SMA) – 2-pin Surface Mount

Notes

• SMAJ12A-E3/61 is a unidirectional transient voltage suppressor (TVS) diode in a 2-pin DO-214AC (SMA) surface mount package.
• The color band on the component body denotes the cathode end (Pin 1).
• Breakdown voltage V(BR): 13.3–14.7 V (at 1.0 mA test current)
• Stand-off voltage V(WM): 12 V
• Maximum peak pulse surge current I(PPM): 20.1 A
• Maximum clamping voltage at I(PPM): 19.9 V
• Peak pulse power dissipation: 400 W (10/1000 μs waveform)
• The "E3" suffix indicates commercial grade; "HE3" variant is AEC Q101 qualified for automotive applications.
• The "/61" suffix denotes the package code (DO-214AC on 7" diameter plastic tape & reel).

Use 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.

Case:

DO-214AC (SMA)

Epoxy meets UL 94V-0 flammability rating

Terminals: Matte tin plated leads, solderable per J-STD-002B and JESD22-B102D

E3 suffix for commercial grade, HE3 suffix for high reliability grade (AEC Q101 qualified)

Polarity:

Color band denotes cathode end

(1) Non-repetitive current pulse, per Fig. 3 and derated above T A = 25 °C per Fig. 2. Rating is 300 W above 78 V

(2) Mounted on 0.2 x 0.2" (5.0 x 5.0 mm) copper pads to each terminal

DO-214AC (SMA)

DO-214AC (SMA)