参数资料
型号: A4935KJPTR-T
厂商: Allegro Microsystems Inc
文件页数: 5/25页
文件大小: 0K
描述: IC MOSFET DVR AUTO 3PH 48-LQFP
标准包装: 1
配置: 3 相桥
输入类型: PWM
延迟时间: 90ns
配置数: 1
输出数: 3
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: 48-LQFP 裸露焊盘
供应商设备封装: 48-LQFP 裸露焊盘(7x7)
包装: 标准包装
产品目录页面: 1141 (CN2011-ZH PDF)
其它名称: 620-1300-6
A4935
Automotive 3-Phase MOSFET Driver
ELECTRICAL CHARACTERISTICS (continued) valid at T J = –40°C to 150°C, V DD = 3 to 5.5 V, V BB = 7 to 50 V,
unless noted otherwise
Dead Time 2
Characteristics
Symbol
t DEAD
Test Conditions
RDEAD tied to GND
R DEAD = 3 k Ω
R DEAD = 30 k Ω
R DEAD = 240 k Ω
RDEAD tied to VDD
Min.
815
Typ.
0
180
960
3.5
6
Max.
1110
Units
ns
ns
ns
μ s
μ s
Logic Inputs and Outputs
FF1 and FF2 Fault Output
V FF(L)
I FF = 1 mA, fault not present
0.4
V
FF1 and FF2 Fault Output Leakage
RDEAD Input Low Voltage
Current 3
I FF(H)
V DEAD(L)
V FF = 5 V, fault present
–1
1
0.2
μ A
V
RDEAD
Current 3
I DEAD
RDEAD = GND
–200
–70
μ A
Input Low Voltage
Input High Voltage
Input Hysteresis
V IN(L)
V IN(H)
V INhys
0.7 ×
V DD
300
500
0.3 ×
V DD
V
V
mV
Input Current (Except RESET and
CCEN) 3
I IN
0 V < V IN < V DD
–1
1
μ A
Input Pulldown Resistor (RESET and CCEN)
RESET Pulse Time 4
RESET Delay 4
FF2 Clock Input High Voltage
FF2 Clock Input Low Voltage
FF2 Clock Input Hysteresis
R PD
t RES
t DR
V ILC
V IHC
V IChys
0.1
0.7 ×
V DD
300
50
500
3.5
200
0.3 ×
V DD
k Ω
μ s
ns
V
V
mV
FF2 Clock Low to Valid Data
Delay 4
t DF
100
ns
FF2 Clock Low to Fault Reset Delay 4
FF2 Clock High Time 4
FF2 Clock Low Time 4
t RF
t HF
t LF
500
500
100
ns
ns
ns
Current Sense Differential Amplifier
Differential Input Voltage
V ID
V ID = CSP – CSN, –1.3 V < V CM < 4 V
–V DD
V DD
mV
Input Bias
Current 3
I BIAS
CSP = CSN = 0 V
–100
0
100
nA
Input Offset Current 3
Input Offset Voltage
Input Offset Voltage Drift
Input Common Mode Range
Open Loop Gain
Closed Loop Gain
I OS
V IOS
? V IOS
CMR
A Vopn
A Vclos
CSP = CSN = 0 V
CSP = CSN = 0 V
CSP = CSN = 0 V
CSP = CSN
40 mV< V ID < 175 mV, V CM in range
40 mV< V ID < 175 mV, V CM in range
–100
–10
–1.5
100
5
0
10
100
+10
4
nA
mV
μ V/°C
V
dB
V/V
Continued on the next page…
Allegro MicroSystems, LLC
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
5
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