A3977SEDTR-T 查看數據表（PDF） - Allegro MicroSystems

零件编号

产品描述 (功能)

生产厂家

A3977SEDTR-T

Microstepping DMOS Driver with Translator

Allegro MicroSystems 

A3977

Microstepping DMOS Driver with Translator

Selection Guide

Part Number

A3977KEDTR-T

A3977SEDTR-T

A3977SLPTR-T

Packing

450 per reel

450 per reel

4000 per reel

Package

44-pin PLCC

44-pin PLCC

28-pin TSSOP

Ambient Temperature, TA

(°C)

–40 to 125

–20 to 85

Absolute Maximum Ratings

Characteristic

Load Supply Voltage

Logic Supply Voltage

Logic Input Voltage Range

Reference Voltage

Sense Voltage (DC)

Output Current

Operating Ambient Temperature

Maximum Junction Temperature

Storage Temperature

Symbol

VBB

VDD

VIN

VREF

VSENSE

IOUT

TA

TJ(max)

Tstg

Notes

Pulsed, tw > 30 ns

Pulsed, tw < 30 ns

Output current rating may be limited by duty

cycle, ambient temperature, and heat sinking.

Under any set of conditions, do not exceed the

specified current rating or a junction temperature

of 150°C.

Range K

Range S

Rating

35

7.0

–0.3 to VDD+ 0.3

–1.0 to VDD+ 1

VDD

0.5

±2.5

–40 to 125

–20 to 85

150

–55 to 150

Units

V

V

V

V

V

V

A

ºC

ºC

ºC

ºC

Thermal Characteristics

Characteristic

Package Thermal Resistance

Symbol

RθJA

Test Conditions*

Package ED, on 4-layer PCB based on JEDEC standard

Package LP, on 4-layer PCB based on JEDEC standard

*Additional thermal information available on the Allegro website.

Value Units

22 ºC/W

28 ºC/W

Allegro MicroSystems, Inc.

2

115 Northeast Cutoff

Worcester, Massachusetts 01615-0036 U.S.A.

1.508.853.5000; www.allegromicro.com

Share Link: