Datasheet > A2987

A2987

更新时间： 2022-11-24 21:40:24

品牌	Logo	应用领域
急速微 - ALLEGRO		驱动器过电流保护
页数	文件大小	规格书
8页	86K
描述
8-CHANNEL SOURCE DRIVER WITH OVER-CURRENT PROTECTION

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A2987 数据手册

2987

8-CHANNEL

SOURCE DRIVER

ELECTRICAL CHARACTERISTICS at T_A= 25°C, V_OE= 2.4 V, V_S= 35 V

(unless otherwise noted).

Limits

Max.

Characteristic

Symbol

V_S

Test Conditions

Min.

7.0

—

Typ.

—

Units

Functional Supply Range

Output Leakage Current

Output Sustaining Voltage

Output Saturation Voltage

-200

—

I_CEX

V_IN= 0.4 V*

<-5.0

—

µA

V_OUT(sus)

V_OUT(SAT)

I_OUT= -350 mA, L = 2.0 mH

V_IN= 2.4 V, I_OUT= -100 mA

V_IN= 2.4 V, I_OUT= -225 mA

V_IN= 2.4 V, I_OUT= -350 mA

V_IN= 2.4 V

—

1.6

1.7

1.8

-500

<1.0

0.3

—

1.8

1.9

2.0

—

Channel Shutdown Threshold

FAULT Leakage Current

FAULT Saturation Voltage

Input Voltage

I_M

-370

—

µA

I_CEX

V_CC= 35 V

100

0.8

—

V_CE(SAT)

V_IN(ON)

V_IN(OFF)

I_IN(ON)

I_C= 30 mA

—

2.4

—

0.4

170

1020

1800

Input Current

V_IN= 2.4 V

—

125

840

1500

—

µA

V_IN= 5.0 V

—

V_IN= 12 V

—

I_IN(OFF)

I_R

V_IN= 0.4 V

—

Clamp Diode Leakage Current

Clamp Diode Forward Voltage

Supply Current

V_R= 35 V, T_A= 70°C

I_F= 350 mA

—

V_F

—

1.5

1.8

I_S(ON)

I_S(OFF)

T_J

V_IN= 2.4 V*, Outputs Open

V_IN= 0.4 V*

—

°C

µs

—

8.0

165

Thermal Shutdown

—

Thermal Hysteresis

Propagation Delay Time

∆T_J

t_PLH

t_PHL

t_d

—

R_L= 100Ω

—

0.3

2.0

1.0

0.6

4.0

—

Dead Time

—

*AII inputs simultaneously.

1 234 5 6 7 8

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