LT1641(RevD) 查看數據表（PDF） - Linear Technology

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LT1641
(Rev.:RevD)

Positive High Voltage Hot Swap Controller

Linear Technology 

LT1641

BLOCK DIAGRA

VCC

VP

VP GEN

FB

+

REF GEN 0.5V –

1.233V

+

ON

–

SENSE

–

12mV ~ 47mV

+

+

1.233V –

CHARGE

PUMP

AND

GATE

DRIVER

GATE

PWRGD

VCC

–

UNDERVOLTAGE LOCKOUT

8.3V

+

LOGIC

0.5V

+

–

+

1.233V –

VP

80µA

TIMER

3µA

GND

1641 BD

TEST CIRCUIT

6

ON

VCC

FB

SENSE

V+

5V

5k

PWRGD

GATE

GND

TIMER

1641 F01

+– 24V

10nF

Figure 1

1641fd

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