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3843A

Features: *Low external part count.*Low start up current ( Typical 0.12mA )*Automatic feed forward compensation*Pulse-by-Pulse current limiting*Under-voltage lockout with hysteresis*Double pulse Suppression*High current totem pole output to drive MOSFET directly*Internally trimmed band gap referen...

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3843A: Features: *Low external part count.*Low start up current ( Typical 0.12mA )*Automatic feed forward compensation*Pulse-by-Pulse current limiting*Under-voltage lockout with hysteresis*Double pulse Sup...

3843A Data Sheet

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Part Number:
3843A
Supply Ability:
5000

Price Break

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

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Upload time: 2024/4/27

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Product Details

Description



Features:

*Low external part count.
*Low start up current ( Typical 0.12mA )
*Automatic feed forward compensation
*Pulse-by-Pulse current limiting
*Under-voltage lockout with hysteresis
*Double pulse Suppression
*High current totem pole output to drive MOSFET directly
*Internally trimmed band gap reference
*500kHz operation


Specifications

PARAMETER
SYMBOL
VALUE
UNIT
Supply Voltage(Low Impedance Source)
VCC
30
V
Supply Voltage(Icc<30mA)
VCC
Self Limiting
V
Output Current ( Peak )
Io
+-1
A
Output Energy(capacity Load)
5
J
Analog Inputs(pin 2,3)
VI(ANA)
-0.3 ~ +6.3
V
Error Amplifier Output Sink Current
ISINK(EA)
10
mA
Power Dissipation
PD DIP-8
at Tamb<=25°C 1.0
W
SOP-8
at Tamb<=25°C 0.5
W
Lead Temperature( Soldering 10 Sec )
Tlead
300
°C



Description

The @vic AV3842A/3843A provide the necessary functions to implement off-line or DC to DC fixed frequency current mode , controlled switching circuits with a minimal external part count




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