参数资料
型号: L6219DSTR
元件分类: 运动控制电子
英文描述: STEPPER MOTOR CONTROLLER, 1 A, PDSO24
封装: SOIC-24
文件页数: 2/8页
文件大小: 961K
代理商: L6219DSTR
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 (508) 853-5000
L6219DS
DUAL FULL-BRIDGE
MOTOR DRIVER
Copyright 1998, 2003, 2007 Allegro MicroSystems, Inc.
PWM CURRENT-CONTROL CIRCUITRY
TRUTH TABLE
PHASE
OUTA
OUTB
H
L
H
VREF
Dwg. EP-007-5
VBB
COMP IN
ONE
SHOT
SOURCE
DISABLE
RC
+
I 0
I1
÷10
SENSE
OUT A
OUTB
CHANNEL 1
TERMINAL NUMBERS
SHOWN.
RC
RS
RT
CC
CT
24
20 k
40 k
10 k
21
1
23
22
14
20
17
15
50
75
100
125
150
2.5
1.5
1.0
0.5
0
TEMPERATURE in °°°°C
2.0
25
Dwg. GP-019C
R
= 6°C/W
θJT
R
= 77°C/W
θJA
ALLOWABLE
PACKAGE
POWER
DISSIPATION
in
WATTS
R
= 49°C/W
θJA
RθJA is measured on typical two-
sided PCB with minimal copper
ground area (77°C/W) or with
3.57 in2 copper ground area
(49°C/W). See also, Application
Note 29501.5, Improving
Batwing Power Dissipation.
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