ADT7350_12 参数 Datasheet PDF下载

ADT7350

Functional Block Diagram

VIN

5

EN 4

Shutdown

Current

sense

-

+

R

S

Internal

Regulator

Voltage

Reference

OSC

Regulator

1 BST

Σ

Z

FB

+

-

FB 3

-

Error

Amp

Current

Limit

+

Control

LOGIC

Driver

6 SW

Comparator

2

GND

Absolute Maximum Ratings

(Note1)

Parameter

Power supply voltage

SW pin voltage

BST pin voltage

All Other Pins

Max. power dissipation (Ta=25℃) (Note2)

Thermal resistance (Note3)

Storage temperature

Junction temperature

Symbol

V

IN

V

SW

V

BST

-

Min.

-

-

-

-0.3

-

-

-65

-

Typ.

-

-

-

-

-

250

-

-

Max.

26

27

V

SW

+ 6V

+6

400

-

+150

+150

Unit

V

V

V

V

mW

℃/W

℃

℃

P

D

Θ

JA

T

STG

T

Jmax

Note1. Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device.

Note2. derate 4.0mW/℃ above +25℃. This is recommended to operate under this power dissipation specification.

Note3. Measured on JESD51-7, 4-layer PCB

Operating Ratings

Parameter

Power supply voltage

Output voltage

Operating temperature

Junction temperature

Symbol

V

IN

V

OUT

T

OPR

T

J

Min.

4.5

0.81

-40

-

Typ.

12.0

-

-

-

Max.

24.0

15

+85

+125

Unit

V

V

℃

℃

* This specifications are subject to be changed without notice

Aug 21. 2012 / Rev. 0.2

3/10

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