Diodes Incorporated — Analog and discrete power solutions
SOT23

Image shown is for reference only. Actual package may vary. Refer to the product data sheet for package details. SOT23

SOT23

Image shown is for reference only. Actual package may vary. Refer to the product data sheet for package details. SOT23

SOT23

Image shown is for reference only. Actual package may vary. Refer to the product data sheet for package details. SOT23

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ZHT431

LOW Knee CURRENT 2.5 ADJUSTABLE SHUNT REGULATOR

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Description

The ZHT431 is a three terminal adjustable shunt regulator offering excellent temperature stability and output current handling capability up to 100mA. The device offers extended operating temperature range working from -55 to +125°C. The output voltage may be set to any chosen voltage between 2.5 and 20 volts by selection of two external divider resistors.

Feature(s)

  • Surface mount SOT23 package
  • 0.5%, 1% and 2% tolerance
  • Maximum temperature coefficient 67 ppm/°C
  • Temperature compensated for operation over the full temperature range
  • Programmable output voltage
  • 50μA to 100μA current sink capability
  • Low output noise
  • Wide temperature range -55 to +125°C

Application(s)

  • Series and shunt regulator
  • Voltage monitor
  • Over voltage / under voltage protection
  • Switch mode power supplies

Specifications & Technical Documents

Product Parameters

Type Shunt regulator
Compliance (Only Automotive Supports PPAP) Standard
AEC Qualified No
ReferenceVoltage (V) 2.5 V
Tolerance (%) 2, 1, 0.5 %
Sink Current (mA) 150 mA
MaximumInput Voltage (V) 20
Minimum Cathode Current for Regulation Typ (µA) 50 µA
Typical Temperature Coefficient (ppm/°C) 24 ppm/°C
Maximum Slope Resistance (Ω) 0.75 Ω

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