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参数资料
| 型号： | A3942KLGTR-T |
| 厂商： | Allegro Microsystems Inc |
| 文件页数： | 5/20页 |
| 文件大小： | 0K |
| 描述： | IC GATE DVR QUAD HISIDE 38-TSSOP |
| 标准包装： | 8,000 |
| 配置： | 高端 |
| 输入类型： | SPI |
| 延迟时间： | 600ns |
| 电流 - 峰： | 15mA |
| 配置数： | 4 |
| 输出数： | 4 |
| 电源电压： | 4.5 V ~ 60 V |
| 工作温度： | -40°C ~ 125°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 38-TFSOP（0.173"，4.40mm 宽） |
| 供应商设备封装： | 38-TSSOP |
| 包装： | 带卷 (TR) |
A3942
Quad High-Side Gate Driver
for Automotive Applications
ELECTRICAL CHARACTERISTICS (continued) Valid at –40°C ≤ T J ≤ 150°C, C12 = C34 = 0.47 μ F, CCP = 1 μ F,
R REF = 60.4 k Ω , and V BB within limits, unless otherwise noted
Characteristics
Logic Input Hysteresis
Symbol
V hys
CSZ pin
Test Conditions
Min.
0.1 ×
V DD
–
Typ.
–
–
Max.
–
10
Units
V
μ A
Logic Input Current 1
I I(HI)
I I(LO)
SDI and SCLK Pins
All other pins
CSZ pin
SDI and SCLK Pins
All other pins
V I = V DD = 5.5 V
V I = 0 V
–
–
–
–
–
–
–
–
–
–
5
100
–100
–5
–10
μ A
μ A
μ A
μ A
μ A
Logic Output Voltage, SDO Pin
(CMOS push-pull circuit)
FAULTZ Pin Active (Low) Voltage
FAULTZ Pin Inactive (High) Current
V OUT(HI)
V OUT(LO)
V FAULTZ(LO)
I FAULTZ(HI)
I OUT = –1 mA
I OUT = 1 mA
I FAULTZ = 1 mA, V DD = 1. 5 V, V BB = 4.5 V
V FAULTZ = 5 V
V DD
– 0.5
–
–
–
–
–
–
–
V DD
0.4
0.4
10
V
V
V
μ A
Drivers
Gate Voltage, High
Gate Voltage, Low
Peak Gate Current 1,2
Propagation Delay
Gate-to-Source Resistance
Gate-to-Source Zener Diode Voltage
V G(HI)
V G(LO)
I G(HI)
I G(LO)
t p(on)
t p(off)
R GS
V GS(Z)
Measured relative to Sx pin, capacitive load–fully
charged
Measured relative to Sx pin, capacitive load–fully
discharged
R G = 0 Ω , 1 V ≤ V GS ≤ V BB = 4.5 V, V CP = 9 V
4 V, V Sx = V BB V BB ≥ 9 V, V CP = 13 V
R G = 0 Ω , V GS = 1 V, V Sx = 0 V
R G = 0 Ω , 2 V ≤ V GS ≤ 4 V, V Sx = 0 V
From 90% V INx to V Gx – V Sx = 200 mV
From 10% V INx to V CP – V Gx = 200 mV
RESETZ pin held low; V GSZ = 10 V
I G = 2 mA
RESETZ pin held low, V B B = V Dx = 60 V
V CP
–1
–
–10
–15
10
25
–
–
300
15
–
–
–
–
–
–
–
0.6
0.6
500
–
–
V CP
0.1
–
–
–
–
–
–
800
18
10
V
V
mA
mA
mA
mA
μ s
μ s
k Ω
V
μ A
Drain Leakage Current
I Dlkg
RESETZ pin held low,
V BB = V Dx = 36 V
T J = 150°C
T J = 25°C
–
–
–
–
5
1
μ A
μ A
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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