SC4601EVB View Datasheet(PDF) - Semtech Corporation

Part Name

Description

View to exact match

SC4601EVB

Low Input, High Efficiency Synchronous, Step Down Controller

Semtech Corporation 

SC4601

POWER MANAGEMENT

Electrical Characteristics (Cont.)

Unless otherwise specified, VCC = 3.3V, RT = 59Kohm, TA = -40°C to 85°C, TA = TJ.

Parameter

Test Conditions

Min

Typ

Max

Unit

N-channel and P-Channel Driver Outputs (Cont.)

NDRV Output Rise Time (1)

NDRV Output Fall Time (1)

Deadtime Delay

(PDRV high to NDRV high) (1)

Vgs = 3.3V, COUT = 1.0nF

Vgs = 3.3V, COUT = 1.0nF

15

ns

15

ns

adaptive

Deadtime Delay

(NDRV low to PDRV low) (1)

50

ns

Notes:

(1) Guaranteed by design.

(2) Guaranteed by characterization.

(3) Dead time delay from PDRV high to NDRV high is adaptive. As the phase node voltage drops below 600mV due to PDRV

high, NDRV will start to turn high.

Marking Information

Top Mark

4601

yyww

Bottom Mark

xxxx

xxxx

yyww = Datecode (Example: 0012)

xxxxx = Semtech Lot # (Example: E901

xxxxx = 01-1)

 2006 Semtech Corp.

4

www.semtech.com

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