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AN8031

Features: · Self-excited peak current mode is adapted.· Built-in protection circuit for preventing the overvoltagegenerated under a small load· Easy constant setting with enlarged dynamic range of multiplier and error amplifier.· Using totem pole output circuit which allows the power MOSFET to be ...

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SeekIC No. : 004285604 Detail

AN8031: Features: · Self-excited peak current mode is adapted.· Built-in protection circuit for preventing the overvoltagegenerated under a small load· Easy constant setting with enlarged dynamic range of m...

AN8031 Data Sheet

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Part Number:
AN8031
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Product Details

Description



Features:

· Self-excited peak current mode is adapted.
· Built-in protection circuit for preventing the overvoltagegenerated under a small load
· Easy constant setting with enlarged dynamic range of multiplier and error amplifier.
· Using totem pole output circuit which allows the power MOSFET to be directly driven.
· Built-in low voltage protection circuit which ensures the on-resistance during the power MOSFET operation.
· Timer circuit is built in for realizing automatic start.


Application

· Lighting equipment and switching power supply equipment


Specifications

IBO
Parameter Symbol Rating Unit
Supply voltage VCC 35 V
CS allowable application voltage SVCS - 0.5 to +7 V
MPI allowable application voltage VMPI - 0.5 to +7 V
EI allowable application voltage VEI - 0.5 to +7 V
Output allowable current IO ±150 mA
Peak output current IOP ±1 A
VB allowable flow-in current IBI +5 mA
VB allowable flow-out current IBO -5 mA
Power dissipation PD 874 mW
Operating ambient temperature * Topr -30 to +85 °C
Storage temperature * Tstg -55 to +150 °C



Description

Pin No. Symbol Description
1 SVCC Control system supply-voltage pin
2 CS Comparator input pin
3 MPI Multiplier input pin
4 EO Error amplifier output pin / multiplier input pin
5 EI Error amplifier inverting input pin / overvoltage protection input pin
6 VB Transformer-reset detection pin
7 GND Grounding pin
8 VOUT Output pin
9 PVCC Power system supply-voltage pin



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