MIC2085(2004) Ver la hoja de datos (PDF) - Micrel

Número de pieza

componentes Descripción

Fabricante

MIC2085
(Rev.:2004)

Single Channel Hot Swap Controllers

Micrel 

MIC2085/2086

Timing Diagrams

(VCC Ð VSENSE)

0

48mV

VTRIPFAST

tOCSLOW

VGATE

0

1V

1V

1.24V

CFILTER

0

Figure 1. Current Limit Response

tOCFAST

FB

0

CPOR

0

1.24V

tPOR

1.24V

/POR

0

Figure 2. Power-On Reset Response

tONDLY

1.24V

ON

0

1.24V

CPOR

0

Arm Fast Comparator

Arm Slow Comparator

tSTART

tPOR

GATE

0

FB

0

1.24V

/POR

0

Figure 3. Power-On Start-Up Delay Timing

January 2004

50

20

0

200

400

600

800

1000

FB Voltage (mV)

Figure 4. Foldback Current Limit Response

7

Micrel

M0235-121903

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