参数资料
型号: A3940KLPTR-T
厂商: Allegro Microsystems Inc
文件页数: 6/13页
文件大小: 0K
描述: IC CTLR MOSFET FULL 28-TSSOP
标准包装: 1
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(0.173",4.40mm 宽)裸露焊盘
供应商设备封装: 28-TSSOP 裸露焊盘
包装: 标准包装
其它名称: 620-1293-6
3940
FULL-BRIDGE POWER
MOSFET CONTROLLER
ELECTRICAL CHARACTERISTICS: unless otherwise noted at T A = -40°C to +135°C, T J = -40°C to +150°C,
V IN ≤ V BB = 7 V to 40 V, C p = 0.47 μF, C r = 1 μF, C REG5 = 0.1 μF, C REG13 = 10 μF, C BOOT = 0.1 μF, PWM = 22.5 kHz
square wave.
Characteristics
Symbol
Conditions
Min
Limits
Typ Max
Units
Control Logic
Logic Input Voltage
Logic Input Current
V IN(1)
V IN(1)
V IN(0)
I IN(1)
I IN(0)
I IN(0)
HIGH level input (Logic 1), except RESET.
HIGH level input (Logic 1) for RESET
LOW level input (Logic 0)
V IN = 2.0 V
V IN = 0.8 V, except RESET(0)
V IN = 0.8 V, RESET(0)
2.0
2.2
40
16
0.8
100
40
1.0
V
V
V
μA
μA
μA
Gate Drives, GHx, GLx ( internal SOURCE or upper switch stages)
Output High Voltage
V DSL(H)
GHx: I xU = -10 mA, V sx = 0
GLx: I xU = -10 mA, V lss = 0
V REG13 - 2.2
V REG13 - 0.2
V REG13
V REG13
V
V
Source Current (pulsed)
Source ON Resistance
Source Load Rise Time
I xU
r SDU(on)
t r
V SDU = 10 V, T J = 25°C
V SDU = 10 V, T J = 135°C
I xU = -150 mA, T J = 25°C
I xU = -150 mA, T J = 135°C
Measure V DSL , 20% to 80%, C L = 3300 pF
– 700
400 –
4.0 –
7.0 –
– 90
13
23
mA
mA
?
?
ns
Gate Drives, GHx, GLx ( internal SINK or lower switch stages)
Output Low Voltage
Sink Current (pulsed)
Sink ON Resistance
Sink Load Fall Time
V DSL(L)
I xL
r DSL(on)
t f
GHx: I xL = 10 mA, V sx = 0
GLx: I xL = 10 mA, V lss = 0
V DSL = 10 V, T J = 25°C
V DSL = 10 V, T J = 135°C
I xL = +150 mA, T J = 25°C
I xL = +150 mA, T J = 135°C
Measure V DSL , 80% to 20%, C L = 3300 pF
550
1.8
3.0
800
70
150
150
6.0
7.5
mV
mV
mA
mA
?
?
ns
Gate Drives, GHx, GLx (General)
Propagation Delay
Output Skew Time
Dead Time
(Shoot-Through Prevention)
Between GHx, GLx transitions
of same phase
t pd
t sk(o)
t dead
Logic input to unloaded GHx, GLx
Grouped by rising or falling edge
LONG = 0, R DEAD = 12.1 k ? (I DEAD = 167 μA)
LONG = 0, R DEAD = 499 k ? (I DEAD = 4 μA)
LONG = 1, R DEAD = 12.1 k ? (I DEAD = 167 μA)
LONG = 1, R DEAD = 499 k ? (I DEAD = 4 μA)
0.3
8.3
225
50
11.0
345
ns
ns
μs
μs
μs
μs
NOTES: Typical Data is for design information only.
Negative current is defined as coming out of (sourcing) the specified device terminal.
For GH X : V SDU = V CX – V GHX , V DSL = V GHX – V SX , V DSL(H) = V CX – V SDU – V SX .
For GL X : V SDU = V REG – V GLX , V DSL = V GLX – V LSS , V DSL(H) = V REG – V SDU – V LSS.
Continued next page …
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