1SMA5931BT3G
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onsemi 1SMA5931BT3G

Manufacturer No:
1SMA5931BT3G
Manufacturer:
onsemi
Package:
Tape & Reel (TR)
Description:
DIODE ZENER 18V 1.5W SMA
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The 1SMA5931BT3G is a 1.5 Watt plastic surface mount Zener voltage regulator produced by onsemi. This component is part of the 1SMA59xxBT3G series, which offers a range of Zener breakdown voltages from 3.3 V to 68 V. The 1SMA5931BT3G specifically has a Zener voltage of 18 V, making it suitable for various voltage regulation applications. It is designed with a flat handling surface for accurate placement and features a low profile package, ideal for top slide or bottom circuit board mounting.

Key Specifications

Parameter Value Unit
Zener Voltage (VZ) 17.1 - 18 - 18.9 V
Reverse Current (IZT) 9.0 mA mA
Maximum Zener Impedance (ZZT) 20.8 Ω Ω
Reverse Leakage Current (IR) 12 μA μA
Maximum DC Zener Current (IZM) 650 mA mA
DC Power Dissipation @ TL = 75°C 1.5 W W
Thermal Resistance, Junction-to-Lead (RθJL) 50 °C/W °C/W
Operating and Storage Temperature Range -65 to +150 °C °C
ESD Rating Class 3 (> 16 kV) per Human Body Model

Key Features

  • Standard Zener breakdown voltage range from 3.3 V to 68 V.
  • ESD Rating of Class 3 (> 16 kV) per Human Body Model.
  • Flat handling surface for accurate placement.
  • Low profile package suitable for top slide or bottom circuit board mounting.
  • Ideal replacement for MELF packages.
  • AEC-Q101 Qualified and PPAP Capable.
  • Pb-Free devices.

Applications

The 1SMA5931BT3G is versatile and can be used in a variety of applications, including:

  • Voltage regulation and stabilization in electronic circuits.
  • Overvoltage protection and surge suppression.
  • Automotive and industrial electronics requiring robust voltage regulation.
  • General-purpose voltage regulation in consumer electronics.

Q & A

  1. What is the Zener voltage range of the 1SMA5931BT3G?

    The Zener voltage range for the 1SMA5931BT3G is 17.1 V to 18.9 V.

  2. What is the maximum DC power dissipation of the 1SMA5931BT3G at TL = 75°C?

    The maximum DC power dissipation is 1.5 W.

  3. What is the ESD rating of the 1SMA5931BT3G?

    The ESD rating is Class 3 (> 16 kV) per Human Body Model.

  4. Is the 1SMA5931BT3G Pb-Free?
  5. What is the operating temperature range of the 1SMA5931BT3G?

    The operating and storage temperature range is -65°C to +150°C.

  6. What are the typical applications of the 1SMA5931BT3G?

    It is used in voltage regulation, overvoltage protection, automotive electronics, and general-purpose voltage regulation in consumer electronics.

  7. Is the 1SMA5931BT3G AEC-Q101 Qualified?
  8. What is the thermal resistance, junction-to-lead (RθJL) of the 1SMA5931BT3G?

    The thermal resistance, junction-to-lead (RθJL) is 50 °C/W.

  9. Can the 1SMA5931BT3G be used in life support systems or medical devices?

    No, the 1SMA5931BT3G is not designed, intended, or authorized for use as a critical component in life support systems or any FDA Class 3 medical devices.

  10. What is the maximum forward current (IF) of the 1SMA5931BT3G?

    The maximum forward current (IF) is 200 mA.

Product Attributes

Voltage - Zener (Nom) (Vz):18 V
Tolerance:±5%
Power - Max:1.5 W
Impedance (Max) (Zzt):12 Ohms
Current - Reverse Leakage @ Vr:500 nA @ 13.7 V
Voltage - Forward (Vf) (Max) @ If:1.5 V @ 200 mA
Operating Temperature:-65°C ~ 150°C
Mounting Type:Surface Mount
Package / Case:DO-214AC, SMA
Supplier Device Package:SMA
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Part Number 1SMA5931BT3G 1SMA5937BT3G 1SMA5938BT3G 1SMA5934BT3G 1SMA5933BT3G 1SMA5941BT3G 1SMA5936BT3G 1SMA5939BT3G 1SMA5935BT3G 1SMA5932BT3G 1SMA5921BT3G 1SMA5930BT3G 1SMA5931BT3
Manufacturer onsemi onsemi onsemi onsemi onsemi onsemi onsemi onsemi onsemi onsemi onsemi onsemi onsemi
Product Status Active Active Active Active Active Active Active Active Active Active Active Active Obsolete
Voltage - Zener (Nom) (Vz) 18 V 33 V 36 V 24 V 22 V 47 V 30 V 39 V 27 V 20 V 6.8 V 16 V 18 V
Tolerance ±5% ±5% ±5% ±5% ±5% ±5% ±5% ±5% ±5% ±5% ±5% ±5% ±5%
Power - Max 1.5 W 1.5 W 1.5 W 1.5 W 1.5 W 1.5 W 1.5 W 1.5 W 1.5 W 1.5 W 1.5 W 1.5 W 1.5 W
Impedance (Max) (Zzt) 12 Ohms 33 Ohms 38 Ohms 19 Ohms 17.5 Ohms 67 Ohms 26 Ohms 45 Ohms 23 Ohms 14 Ohms 2.5 Ohms 10 Ohms 12 Ohms
Current - Reverse Leakage @ Vr 500 nA @ 13.7 V 500 nA @ 25.1 V 500 nA @ 27.4 V 500 nA @ 18.2 V 500 nA @ 16.7 V 500 nA @ 35.8 V 500 nA @ 22.8 V 500 nA @ 29.7 V 500 nA @ 20.6 V 500 nA @ 15.2 V 2.5 µA @ 5.2 V 500 nA @ 12.2 V 500 nA @ 13.7 V
Voltage - Forward (Vf) (Max) @ If 1.5 V @ 200 mA 1.5 V @ 200 mA 1.5 V @ 200 mA 1.5 V @ 200 mA 1.5 V @ 200 mA 1.5 V @ 200 mA 1.5 V @ 200 mA 1.5 V @ 200 mA 1.5 V @ 200 mA 1.5 V @ 200 mA 1.5 V @ 200 mA 1.5 V @ 200 mA 1.5 V @ 200 mA
Operating Temperature -65°C ~ 150°C -65°C ~ 150°C -65°C ~ 150°C -65°C ~ 150°C -65°C ~ 150°C -65°C ~ 150°C -65°C ~ 150°C -65°C ~ 150°C -65°C ~ 150°C -65°C ~ 150°C -65°C ~ 150°C -65°C ~ 150°C -65°C ~ 150°C
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount
Package / Case DO-214AC, SMA DO-214AC, SMA DO-214AC, SMA DO-214AC, SMA DO-214AC, SMA DO-214AC, SMA DO-214AC, SMA DO-214AC, SMA DO-214AC, SMA DO-214AC, SMA DO-214AC, SMA DO-214AC, SMA DO-214AC, SMA
Supplier Device Package SMA SMA SMA SMA SMA SMA SMA SMA SMA SMA SMA SMA SMA

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