NCP702

http://onsemi.com

2

Figure 2. Simplified Schematic Block Diagram

IN

OUT

ACTIVE

DISCHARGE

THERMAL

SHUTDOWN

UVLO

ENABLE

LOGIC

GND

EN

EN

BANDGAP

REFERENCE

MOSFET

DRIVER WITH

CURRENT LIMIT

AUTO LOW

POWER MODE

INTEGRATED

SOFT−START

EEPROM

−

+

Table 1. PIN FUNCTION DESCRIPTION

Pin No.

XDFN 6

Pin No.

TSOP−5

Pin

Name

Description

1

5

OUT

Regulated output voltage pin. A small 1 mF ceramic capacitor is needed from this pin to ground

to assure stability.

2

4

N/C

Not connected. This pin can be tied to ground to improve thermal dissipation.

3

2

GND

Power supply ground.

4

3

EN

Driving EN over 0.9 V turns on the regulator. Driving EN below 0.4 V puts the regulator into

shutdown mode.

5

N/C

Not connected. This pin can be tied to ground to improve thermal dissipation.

6

1

IN

Input pin. It is recommended to connect a 1 mF ceramic capacitor close to the device pin.

Table 2. ABSOLUTE MAXIMUM RATINGS

Rating

Symbol

Value

Unit

Input Voltage (Note 1)

−0.3 V to 6 V

V

Output Voltage

V

Enable Input

V

Output Short Circuit Duration

Indefinite

s

Maximum Junction Temperature

150

°C

Storage Temperature

−55 to 150

°C

ESD Capability, Human Body Model (Note 2)

2000

V

ESD Capability, Machine Model (Note 2)

200

V

Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the

Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect

device reliability.

1. Refer to ELECTRICAL CHARACTERISTICS and APPLICATION INFORMATION for Safe Operating Area.

2. This device series incorporates ESD protection and is tested by the following methods:

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

ESD Machine Model tested per AEC−Q100−003 (EIA/JESD22−A115)

Latchup Current Maximum Rating tested per JEDEC standard: JESD78.