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参数资料
| 型号： | A3987SLPTR-T |
| 厂商： | Allegro Microsystems Inc |
| 文件页数： | 12/13页 |
| 文件大小： | 0K |
| 描述： | IC DRIVER MICROSTEPPING 24-TSSOP |
| 产品培训模块： | A3987 DMOS Microstepping |
| 标准包装： | 1 |
| 应用： | 步进电机驱动器 |
| 输出数： | 1 |
| 电流 - 输出： | ±1.5A |
| 电压 - 负载： | 8 V ~ 50 V |
| 电源电压： | 3 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 |
| 产品目录页面： | 1141 (CN2011-ZH PDF) |
| 其它名称： | 620-1171-6 |
A3987
DMOS Microstepping Driver with Translator
Device Pin-out Diagrams
SENSE1 1
OUT1A 2
NC 3
MS1 4
DIR 5
24 VBB1
23 MS2
22 OUT1B
21 CP2
20 CP1
Terminal List Table
STEP 6
GND 7
REF 8
ENABLE 9
VDD 10
OUT2A 11
SENSE2 12
PAD
19 VCP
18 GND
17 ROSC
16 SLEEP/RESET
15 VREG
14 OUT2B
13 VBB2
Number
1
2
3
4
5
6
7, 18
8
9
10
11
12
13
14
15
16
17
19
20
21
22
23
24
–
Name
SENSE1
OUT1A
NC
MS1
DIR
STEP
GND
REF
ENABLE
VDD
OUT2A
SENSE2
VBB2
OUT2B
VREG
SLEEP/RESET
ROSC
VCP
CP1
CP2
OUT1B
MS2
VBB1
PAD
Pin Description
Sense resistor terminal for Full Bridge 1
DMOS Full Bridge 1, output A
No connection
Logic input
Logic input
Logic input
Ground terminals
G m reference input
Logic input
Logic supply
DMOS Full Bridge 2, output A
Sense resistor terminal for Full Bridge 2
Load supply
DMOS Full Bridge 2, output B
Internal regulator
Logic input
Oscillator input
Reservoir capacitor terminal
Charge pump capacitor terminal
Charge pump capacitor terminal
DMOS Full Bridge 1, output B
Logic input
Load supply
Exposed thermal pad for enhanced thermal dissipation.
Allegro MicroSystems, LLC
115 Northeast Cutoff, Box 15036
12
Worcester, Massachusetts 01615-0036 (508) 853-5000
www.allegromicro.com
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相关代理商/技术参数 |
参数描述 |
|---|---|
| A3987SLPTR-T | 制造商:Allegro MicroSystems 功能描述:IC MOTOR DRIVER DMOS 1.5A TSSOP-24 |
| A3988 | 制造商:ALLEGRO 制造商全称:Allegro MicroSystems 功能描述:Quad DMOS Full Bridge PWM Motor Driver |
| A3988_11 | 制造商:ALLEGRO 制造商全称:Allegro MicroSystems 功能描述:The A3988 is a quad DMOS full-bridge driver capable of driving up to two stepper motors or four DC motors. |
| A3988SEV-T | 制造商:Allegro MicroSystems 功能描述:DMOS Full Bridge PWM Motor Driver 36-Pin QFN EP Tube 制造商:Allegro MicroSystems 功能描述:Motor Driver IC |
| A3988SEVTR-1-T | 功能描述:MOTOR DRIVER 36QFN 制造商:allegro microsystems, llc 系列:- 零件状态:有效 标准包装:1,500 |
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