参数资料
型号: A3940KLWTR-T
厂商: Allegro Microsystems Inc
文件页数: 8/13页
文件大小: 0K
描述: IC CTRLR MOSFET FULL 28-SOIC
标准包装: 1,000
配置: 半桥
输入类型: 非反相
延迟时间: 225ns
电流 - 峰: 700mA
配置数: 1
输出数: 4
电源电压: 7 V ~ 40 V
工作温度: -40°C ~ 135°C
安装类型: 表面贴装
封装/外壳: 28-SOIC(0.295",7.50mm 宽)
供应商设备封装: 28-SOIC W
包装: 带卷 (TR)
3940
FULL-BRIDGE POWER
MOSFET CONTROLLER
Terminal Functions
Terminal Name
VDRAIN
LSS
GLB
SB
GHB
CB
VIN
VREG13
CA
GHA
SA
GLA
VBB
CP2
VCP
CP1
GND
FAULT
OVSET
VREG5
MODE
SR
ENABLE
PHASE
RESET
LONG
IDEAD
VDSTH
Function
Kelvin connection to MOSFET high-side drains
Gate-drive source return, low-side
Gate-drive B output, low-side
Motor phase B input
Gate-drive B output, high-side
Bootstrap capacitor B
Regulated 13 V gate drive supply input
Regulated 13 V gate drive supply output
Bootstrap A capacitor
Gate-drive A output, high-side
Motor phase A input
Gate-drive A output, low-side
Battery supply
Charge pump connection for pumping capacitor
Charge pump output
Charge pump connection for pumping capacitor
Common ground and dc supply returns
Electrically connected to exposed thermal pad of LP package
Open-drain fault output
DC input, overvoltage threshold setting for V BB
Regulated 5 V supply output
Control input
Control input
Control input
Control input
Control input
Control input, long or short deadtime
Adjust current for basic deadtime
DC input, drain-to-source monitor threshold voltage
Terminal
Number
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
www.allegromicro.com
7
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