参数资料
型号: A3992SLPTR-T
厂商: Allegro Microsystems Inc
文件页数: 3/13页
文件大小: 0K
描述: IC MOTOR DRVR PWM DUAL 24-TSSOP
标准包装: 1
应用: PWM 电机驱动器,步进电机驱动器
输出数: 1
电流 - 输出: ±1.5A
电压 - 负载: 15 V ~ 50 V
电源电压: 4.5 V ~ 5.5 V
工作温度: -20°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 24-TSSOP(0.173",4.40mm)裸露焊盘
供应商设备封装: 24-TSSOP 裸露焊盘
包装: 标准包装
其它名称: 620-1170-6
A3992
DMOS Dual Full-Bridge
Microstepping PWM Motor Driver
Functional Block Diagram
0.22 μF
0.22 μF
2V
VREG
CP2
CP1
VDD
UVLO and
Fault
Detect
Regulator
Bandgap
Charge
Pump
VCP
MUX
0.22 μF
To VDD
6 Bit
Linear DAC
V CP
DMOS Full Bridge 1
VBB1
>47 μF
OSC
Internal
Oscillator
OSC Select/
Divider
Programmable
PWM Timer
Fixed-Off
OUT1A
OUT1B
Blank
Mixed Decay
Gate
SENSE1
Drive
OCP
CLOCK
To VDD
Control
Logic
DATA
Serial Port
Phase 1,2
DMOS Full Bridge 2
VBB2
Sync Rect Mode
STROBE
SLEEP
Sync Rect Disable
Mode 1, 2
Programmable
OUT2A
OUT2B
PWM Timer
SENSE2
To 2V
V REF
Fixed-Off
Blank
Mixed Decay
0.1 μF
REF
Buffer
6 Bit
Linear DAC
Allegro MicroSystems, LLC
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 (508) 853-5000
www.allegromicro.com
3
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