MIC2588(2003) 데이터 시트보기 (PDF) - Micrel

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MIC2588
(Rev.:2003)

Single-Channel, Negative High-Voltage Hot Swap Power Controllers

Micrel 

MIC2588/MIC2594

Timing Diagrams

ILIMIT

ILOAD

0A

t < tFLT

OVERCURRENT

EVENT

t ≥ tFLT

Load current is regulated

at ILIMIT = 50mV/RSENSE

Output OFF

(at VDD)

VDRAIN

VGATE

(VEE +10V)

(at VEE)

(at VEE)

Reduction in VDRAIN to support

ILIMIT = 50mV/RSENSE

(at VEE)

Figure 1. Overcurrent Response

VSENSE - VEE

VGATE

100mV

tOCSENSE

1V

Figure 2. SENSE to GATE LOW Timing Response

VOV

VGATE

1.223V

1.203V

tOVPHL

tOVPLH

1V

1V

Figure 3. Overvoltage Response

Micrel

December 2003

7

M9999-122303

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