ST750A Просмотр технического описания (PDF) - STMicroelectronics

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ST750A

ADJUSTABLE STEP-DOWN, CURRENT-MODE PWM DC-DC CONVERTERS

STMicroelectronics 

ST750A

ABSOLUTE MAXIMUM RATINGS

Symbol

Parameter²

Value

Unit

VCC DC Input Voltage

-0.3 to 12

V

VLX Switch Pin Voltage

-0.3 to (VCC + 0.3)

V

VSHDN Shutdown Voltage (SHDN)

-0.3 to (VCC + 0.3)

V

VS,VC Soft Start (SS) and Compensation Capacitor (CC) Pins Voltage

-0.3 to (VCC + 0.3)

V

ILX

Switching Peak Current

2

A

IREF Reference Current

2.5

mA

PTOT

Continuous Power Dissipation at TA=70°C (DIP-8)

(SO-8)

550

mW

344

mW

Tstg

Storage Temperature Range

-40 to +150

°C

Operating Junction Temperature Range (C series)

Top

(B series)

0 to +70

°C

-40 to +85

°C

Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these condition is

not implied.

THERMAL DATA

Symbol

Parameter

Rthj-amb Thermal Resistance Junction-ambient (*)

(*) This value depends from thermal design of PCB on which the device is mounted.

SO-8

160

DIP-8

100

Unit

°C/W

ORDERING CODES

TYPE

ST750AB

ST750AC

DIP8

ST750ABN

ST750ACN

SO-8

ST750ABD

ST750ACD

SO-8 (T&R)

ST750ABD-TR

ST750ACD-TR

2/9

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