参数资料
型号: A4940KLPTR-T
厂商: Allegro Microsystems Inc
文件页数: 5/14页
文件大小: 0K
描述: IC MOSF DVR FULL BRIDGE 24TSSOP
标准包装: 1
配置: 半桥
输入类型: 非反相
延迟时间: 35ns
配置数: 1
输出数: 4
电源电压: 5.5 V ~ 50 V
工作温度: -40°C ~ 150°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: 620-1319-6
A4940
Automotive Full Bridge MOSFET Driver
ELECTRICAL CHARACTERISTICS (continued) Valid at T J = –40°C to 150°C, V BB = 7 to 50 V, V DD = 3 to 5.5 V; unless otherwise noted
Characteristics
Symbol
Test Conditions
Min.
Typ.
Max.
Unit
Logic Inputs and Outputs
FAULT Output (Open drain)
FAULT Output Leakage Current 3
RDEAD Current 3
Input Low Voltage
Input High Voltage
Input Hysteresis
Input Current (Except RESET) 3
Input Pull-down Resistor (RESET)
RESET Pulse Time
V OL
I OH
I DEAD
V IL
V IH
V IHYS
I IN
R PD
t RES
I FAULTOL = 1 mA, fault present
V FAULTO = 5 V, fault not present
RDEAD = GND
0 V < V IN < V DD
–1
–200
0.7 × V DD
300
–1
0.1
500
50
0.4
1
–70
0.3 × V DD
1
3.5
V
μ A
μ A
V
V
mV
μ A
k Ω
μ s
Protection
VREG Undervoltage Lockout
V REGUVON V REG rising
V REGUVOFF V REG falling
7.5
6.6
8
7.1
8.5
7.6
V
V
Bootstrap Undervoltage
Bootstrap Undervoltage Hysteresis
VDD Undervoltage Turn-Off
VDD Undervoltage Hysteresis
Overtemperature Flag
Overtemperature Hysteresis
V BOOTUV
V BOOTUVHYS
V DDUV
V DDUVHYS
T JF
T JFHYS
V BOOT falling, V CX – V SX
V DD falling
Temperature increasing
Recovery = T JF – T JFHYS
59
2.45
50
150
20
2.7
100
170
15
69
2.85
150
%V REG
%V REG
V
mV
oC
oC
1 Function
is correct, but parameters are not guaranteed below the general limit (7 V).
2 See Gate Drive Timing.
3 For input and output current specifications, negative current is defined as coming out of (sourcing) the specified device pin.
Gate Drive Timing Diagrams
xHI
xLO
GHx
t p(off)
xHI
xLO
GHx
t p(on)
t p(off)
xHI
xLO
GHx
GLx
t DEAD
t p(off)
t DEAD
GLx
GLx
t p(on)
t p(off)
C o m p l e m e n t a r y
H i g h s i d e o n l y
L o w s i d e o n l y
Allegro MicroSystems, LLC
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
5
相关PDF资料
PDF描述
A6210GEUTR-T IC LED DRIVER HIGH BRIGHT 16-QFN
A6261KLPTR-T IC LED ARRAY DVR 400MA 16-TSSOP
A6262KLPTR-T IC LED ARRAY DRIVER AUTO 16TSSOP
A6264KLPTR-T IC LED DVR STOP/TAIL 16-TSSOP
A6265KLPTR-T IC LED CTLR HI CURRENT 16-TSSOP
相关代理商/技术参数
参数描述
A4941 制造商:ALLEGRO 制造商全称:Allegro MicroSystems 功能描述:The A4941 three-phase motor driver incorporates BEMF sensing to eliminate the requirement for Hall sensors in fan applications.
A4941GLP-T 制造商:Allegro MicroSystems LLC 功能描述:
A4941GLPTR 制造商:Allegro MicroSystems LLC 功能描述:Three Phase Sensorless Fan Driver
A4941GLPTR-T 功能描述:IC MOTOR DRIVER 3PH 16-TSSOP 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
A4942GESTR-T 功能描述:IC MOTOR FAN DRIVER 3PHASE QFN 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:直流电机驱动器,步进电机驱动器 评估套件:- 输出数:1 或 2 电流 - 输出:750mA 电压 - 负载:10 V ~ 40 V 电源电压:4.5 V ~ 5.5 V 工作温度:-20°C ~ 70°C 安装类型:表面贴装 封装/外壳:24-BFSOP(0.295",7.50mm 宽) 供应商设备封装:24-SOP 包装:Digi-Reel® 其它名称:MTS62C19A-HS105DKR