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参数资料
| 型号： | A3959SLPTR |
| 厂商： | Allegro Microsystems Inc |
| 文件页数： | 4/12页 |
| 文件大小： | 0K |
| 描述： | IC MOTOR DRIVER PWM FULL 28TSSOP |
| 标准包装： | 4,000 |
| 应用： | PWM 电机驱动器 |
| 输出数： | 1 |
| 电流 - 输出： | ±3A |
| 电压 - 负载： | 9.5 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： | 28-SOIC（0.173"，4.40mm 宽）裸露焊盘 |
| 供应商设备封装： | 28-TSSOP 裸露焊盘 |
| 包装： | 带卷 (TR) |
A3959
DMOS Full-Bridge PWM Motor Driver
ELECTRICAL CHARACTERISTICS at T A = +25°C, V BB = 50 V, V DD = 5.0 V, V SENSE = 0.5 V,
f PWM < 50 kHz (unless noted otherwise)
Characteristics
Symbol
Test Conditions
Min.
Typ.
Max.
Units
Output Drivers
Load Supply Voltage Range
Output Leakage Current
Output On Resistance
Crossover Delay
Body Diode Forward Voltage
Load Supply Current
V BB
I DSS
r DS(on)
V F
I BB
Operating
During sleep mode
V OUT = V BB
V OUT = 0 V
Source driver, I OUT = -3 A
Sink driver, I OUT = 3 A
Source diode, I F = -3 A
Sink diode, I F = 3 A
f PWM < 50 kHz
Charge pump on, outputs disabled
Sleep mode
9.5
0
–
–
–
–
300
–
–
–
–
–
–
–
<1.0
<-1.0
270
270
600
–
–
4.0
2.0
–
50
50
20
-20
300
300
1000
1.6
1.6
7.0
5.0
20
V
V
μ A
μ A
m Ω
m Ω
ns
V
V
mA
mA
μ A
Control Logic
Logic Supply Voltage Range
Logic Input Voltage
Logic Input Current
(all inputs except ENABLE)
Logic Supply Current
ENABLE Input Current
Internal OSC frequency
Reference Input Volt. Range
Reference Input Current
Comparator Input Offset Voltage
V DD
V IN(1)
V IN(0)
I IN(1)
I IN(0)
I DD
I IN(1)
I IN(0)
f OSC
V REF
I REF
V IO
Operating
V IN = 2.0 V
V IN = 0.8 V
f PWM < 50 kHz
Sleep mode
V IN = 2.0 V
V IN = 0.8 V
ROSC shorted to GROUND
ROSC = 51 k Ω
Operating
V REF = V DD
V REF = 0 V
4.5
2.0
–
–
–
–
–
–
–
3.25
3.65
0.0
–
–
5.0
–
–
<1.0
<-2.0
6.0
–
40
16
4.25
4.25
–
–
±5.0
5.5
–
0.8
20
-20
10
2.0
100
40
5.25
4.85
V DD
±1.0
–
V
V
V
μ A
μ A
mA
mA
μ A
μ A
MHz
MHz
V
μ A
mV
Continued next page …
Allegro MicroSystems, LLC
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
4
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相关代理商/技术参数 |
参数描述 |
|---|---|
| A3959SLPTR-T | 功能描述:IC MOTOR DRIVER PWM FULL 28TSSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 电机和风扇控制器，驱动器 系列:- 标准包装:1 系列:- 应用:步进电机驱动器，1-2 相，2 相 评估套件:- 输出数:1 电流 - 输出:800mA 电压 - 负载:10 V ~ 28 V 电源电压:4.75 V ~ 5.25 V 工作温度:-20°C ~ 90°C 安装类型:表面贴装 封装/外壳:28-SOP + 2 翼片裸露焊盘 供应商设备封装:28-HSOPHC（15.2x7.9） 包装:剪切带 (CT) 其它名称:869-1268-1 |
| A3960-0000T | 制造商:3M 制造商全称:3M Electronics 功能描述:100 x 100, PCB Two Row |
| A3960-0010T | 制造商:3M 制造商全称:3M Electronics 功能描述:100 x 100, PCB Two Row |
| A3960-2000T | 制造商:3M 制造商全称:3M Electronics 功能描述:100 x 100, PCB Two Row |
| A3960-2010T | 制造商:3M 制造商全称:3M Electronics 功能描述:100 x 100, PCB Two Row |
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