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Pin Configuration

Pin Assignment

Pin Num. Symbol

Function

1

BS

2

GND

Ground

3

FB

Resistors should be in the 100-10K

Ω range to avoid input bias errors.

4

EN

Logic level shutdown input. Pull to GND to disable the device and pull high to enable

the device. If this function is not used tie to VIN with a resistor 1M

Ω.

5

IN

Power input voltage pin: 4.75V to 40V normal operating range

6

SW

Absolute Maximum Ratings

Parameter

Rating

Unit

Power supply voltage, VIN

-0.3～45

V

6

V

-0.3～45

V

-0.3～5

V

-1V to 45

V

BS Voltage above SW Voltage

7

V

Maximum Junction Temperature

150

°C

Lead Temperature

300

°C

ESD Susceptibility: Human Body Model

2

KV

Caution: The absolute maximum ratings are rated values exceeding which the product could suffer physical damage.

These values must therefore not be exceeded under any conditions.

BS

GND

FB

EN

IN

SW