SC420IMLTR 데이터 시트보기 (PDF) - Semtech Corporation

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SC420IMLTR

High Speed, Combi-Sense™, Synchronous Power MOSFET Driver for Mobile Applications

Semtech Corporation 

POWER MANAGEMENT

Electrical Characteristics (Cont.)

Unless specified: TA = 25°C; VIN = 5V; 0V < VDRN < 25V

Parameter

Symbol

Propagation Delay, TG Going

High (1)

Propagation Delay, TG Going

Low (1)

tpdhTG

tpdlTG

Low-Side Driver (BG)

Peak Output Current (1)

Output Resistance

IPKL

RSRC_BG

Rise Time (1)

Fall Time (1)

Propagation Delay,BG Going

High (1)

RSINK_BG

trBG

tfBG

tpdhBG

Propagation Delay,BG Going

Low (1)

tpdlBG

Shoot-thru Protection (CDELAY)

Shoot-thru Protection Delay

Time (1)

tspd

Programmed Delay

CDELAY charge current

Virtual Phase Node (VPN)

ICDELAY

Output Resistance

Leakage

R

SRC_VPN

RSINK_VPN

ILEAK_VPN

Conditions

CTG = 3nF,BG = 0V

CTG = 3nF,DRN = 0V

I = 100mA

CBG = 3nF

CBG = 3nF

CBG=3nF, DRN = 0V

CBG = 3nF

CCDELAY open

SC420

Min Typ Max Units

20

ns

15

ns

2.0

A

3.4

Ω

0.9

15 24 ns

10 17 ns

12

ns

15

ns

20

ns

1

ns/pF

500

µA

65

Ω

90

600 nA

(1) Guaranteed by design

© 2003 Semtech Corp.

4

United States Patent No. 6,441,597

www.semtech.com

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