SC1405

HIGH SPEED SYNCHRONOUS POWER

MOSFET SMART DRIVER

© 2000 SEMTECH CORP.

652 MITCHELL ROAD NEWBURY PARK CA 91320

August 31, 2000

3

ELECTRICAL CHARACTERISTICS (DC OPERATING SPECIFICATIONS) Cont.

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

OVERVOLTAGE PROTECTION

Trip Threshold

V

TRIP

1.145

1.2

1.255

V

Hysteresis

Vhys

OVP

0.8

V

S_MOD

High Level Input Voltage

V

IH

2.0

V

Low Level Input Voltage

V

IL

0.8

V

ENABLE

High Level Input Voltage

V

IH

2.0

V

Low Level Input Voltage

V

IL

0.8

V

CO

High Level Input Voltage

V

IH

2.0

V

Low Level Input Voltage

V

IL

0.8

V

THERMAL SHUTDOWN

Over Temperature Trip Point

T

OTP

165

°C

Hysteresis

T

HYST

10

°C

HIGH-SIDE DRIVER

Peak Output Current

I

PKH

1.5

A

Output Resistance

Rsrc

TG

Rsink

TG

duty cycle < 2%, tpw < 100µs,

T

V

or V

1.4

1.4

Ω

Ω

LOW-SIDE DRIVER

Peak Output Current

I

PKL

2A

Output Resistance

Rsrc

BG

Rsink

BG

duty cycle < 2%, tpw < 100µs,

T

V

or V

2

2

Ω

Ω