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STMICROELECTRONICS SMAJ188ATR Transient Voltage Suppressor Diode

The SMAJ188A-TR is a surface-mount unidirectional Transient Voltage Suppressor diode designed to protect sensitive electronic equipment from electrostatic discharges and electrical overstress. It complies with IEC 61000-4-2, IEC 61000-4-4, IEC 61000-4-5, and MIL STD 883, method 3015. Planar technology ensures reliability in high-end gear and SMPS by offering low leakage current and high junction temperature stability. Operating at a maximum junction temperature of 150°C, it is ideal for power management and surge protection applications, providing stable, long-term performance.

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Source:Newark
Part No:SMAJ188A-TR
Stock:9478
Inv Date:06-11-2026
Price: Unit price: $0.134
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Source:DigiKey
Part No:SMAJ188A-TR
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.14981
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Part No:SMAJ188A-TR
Stock:8752
Inv Date:06-12-2026
Price: Unit price: $0.18
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Part No:SMAJ188A-TR
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.2
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Part No:SMAJ188A-TR
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.113
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Part No:SMAJ188A-TR
Stock:10000
Inv Date:06-12-2026
Price: N/A
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STMICROELECTRONICS SMAJ188ATR Transient Voltage Suppressor Diode Specifications:

  • Peak pulse power: 400 W (10/1000 us), 2.3 kW (8/20 us), high power at Tj max: 270 W (10/1000 us)
  • Stand off voltage range: 5 V to 188 V
  • Maximum operating junction temperature: 150°C, storage temperature: -65°C to +150°C
  • Thermal resistance junction to leads: 30 °C/W, junction to ambient: 120 °C/W
  • Peak pulse current: up to 162 A (SMAJ100A/CA), clamping voltage varies with surge level
  • Device compliance: IEC 61000-4-2 level 4, contact discharge 8 kV, air discharge 15 kV
  • Package: JEDEC DO-214AC molded plastic, solderable, in accordance with IPC 7531

Buy the STMicroelectronics SMAJ188A-TR – Reliable Surge Suppressor for Industrial Applications

Secure your electronics with the SMAJ188A-TR, a high-quality unidirectional TVS diode designed for surge and electrostatic discharge protection. This surface-mount device offers low leakage current and high junction temperature stability, ensuring reliable operation in power management circuits, high-end equipment, and switch-mode power supplies. Withstanding peak pulse powers up to 400 W and operating temperatures up to 150°C, it provides excellent surge suppression capabilities. Perfect for industrial and sensitive electronic applications, it guarantees long-term durability and protection against electrical overstress.

Buy STMicroelectronics SMAJ188A-TR now and experience unmatched reliability, low leakage, and high stress protection for your power and electronic systems.

Frequently Asked Questions

Where can I buy STMICROELECTRONICS SMAJ188ATR?

You can click on the BUY or RFQ button to purchase SMAJ188ATR from an authorized STMICROELECTRONICS distributor.

How do I troubleshoot issues or seek technical support for part SMAJ188ATR?

You can download the SMAJ188ATR datasheet or visit the STMICROELECTRONICS website for support.

Who is the manufacturer of SMAJ188ATR?

STMICROELECTRONICS

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