4

© 2008 Semtech Corp.

www.semtech.com

SC4612H

POWER MANAGEMENT

Parameter

Test Conditions

Min

Typ

Max

Units

SS/EN

Disable Threshold Voltage

500

mV

Soft Start Charge Current

25

µA

1

µA

50

ns

Hiccup

Hiccup duty cycle

C

current limit condition

1

%

Gate Drive

I

3

4

Ω

I

3

4

Ω

COUT = 2000pF

1.4

1.7

A

COUT = 2000pF

1.4

1.7

A

COUT = 2000pF

20

ns

COUT = 2000pF

20

ns

30

ns

110

ns

Thermal Shutdown

165

°C

15

°C

Electrical Characteristics (Cont.)

Unless otherwise specified:

Notes:

(1) Guaranteed by design. Not production tested.

(2) Guaranteed by characterization.

(3) This device is ESD sensitive. Use of standard ESD handling precautions is required.

VIN = VDD = 12V, F