NCP4545

www.onsemi.com

2

PIN DESCRIPTION

Pin

Name

Function

1

DELAY

Turn−on delay adjustment

2

Supply voltage to controller (3.0 V − 5.5 V)

3

GND

Controller ground

4, 5, 9−14, 18, 19

Drain of MOSFET (0.5 V − 6.0 V)

6−8

Source of MOSFET connected to load

15

BLEED

Load bleed connection

16

EN

NCP4545IMNTWG − Active−High digital input used to turn on the MOSFET, pin

has an internal pull down resistor to GND

NCP4545IMNTWG−L − Active−Low digital input used to turn on the MOSFET,

17

SR

Slew rate adjustment

ABSOLUTE MAXIMUM RATINGS

Rating

Symbol

Value

Unit

Supply Voltage Range

−0.3 to 6

V

Input Voltage Range

−0.3 to 6

V

Output Voltage Range

−0.3 to 6

V

EN Digital Input Range

V

Thermal Resistance, Junction−to−Air (Note 1)

49.9

°C/W

Thermal Resistance, Junction−to−Air (Note 2)

32.8

°C/W

3.3

°C/W

Continuous MOSFET Current (Note 3)

10.5

A

1.30

20.1

W

mW/

°C

1.98

30.5

W

mW/

°C

Storage Temperature Range

−40 to 150

°C

Lead Temperature, Soldering (10 sec.)

260

°C

ESD Capability, Human Body Model (Notes 5 and 6)

4.0

kV

ESD Capability, Machine Model (Note 5)

200

V

ESD Capability, Charged Device Model (Note 5)

1

kV

Latch−up Current Immunity (Note 5)

LU

100

mA

Stresses exceeding those listed in the Maximum Ratings table may damage the device. If any of these limits are exceeded, device functionality

should not be assumed, damage may occur and reliability may be affected.

1. Surface−mounted on FR4 board using the minimum recommended pad size, 1 oz Cu.

2. Surface−mounted on FR4 board using 1 sq−in pad, 1 oz Cu.

3. Current limited by package.

ESD Human Body Model tested per AEC−Q100−002 (EIA/JESD22−A114)

ESD Machine Model tested per EIA/JESD22−A115

ESD Charged Device Model per EIA/JESD22−C101

Latch−up Current Maximum Rating:

≤100 mA per JEDEC standard: JESD78