A3965 데이터 시트보기 (PDF) - Allegro MicroSystems

부품명

상세내역

제조사

A3965

DMOS Dual Full-Bridge PWM Motor Driver

Allegro MicroSystems 

3965 DMOS Dual Full Bridge

PWM Motor Driver

ELECTRICAL CHARACTERISTICS at TA = +25°C, VBB = 20 V, VDD = 3.0 V, VSENSE = 0.5 V, fPWM < 50KHz (unless

noted otherwise)

Limits

Characteristics

Symbol Test Conditions

Min. Typ. Max. Units

Output Drivers

Load Supply Voltage Range

VBB

Operating, IOUT = ±500 mA

During Sleep Mode

6

–

20

V

0

20

V

Output Leakage Current

Output On Resistance

Body Diode Forward Voltage

Motor Supply Current

IDSS

RDSON

VF

IBB

VOUT = VBB

VOUT = 0 V

Source Driver, IOUT = -500 mA

Sink Driver, IOUT = 500 mA

Source Driver, IOUT = -500 mA; VBB=6V

Sink Driver, IOUT = 500 mA, VBB=6V

Source Diode, IF = -500 mA

Sink Diode, IF = 500mA

fPWM < 50 kHz

Charge Pump On, Outputs Disabled

–

<1.0

20

µA

–

<–1.0 -20

µA

–

1.2 1.35

Ω

–

.75

.9

Ω

1.3

1.5

Ω

.85

1.0

Ω

–

1

–

V

–

1

–

V

–

3.5

7

mA

–

1.5

3

mA

Sleep Mode

–

–

10

uA

Logic Supply Current

IDD

fPWM < 50 kHz

Outputs Off

Sleep Mode (Inputs below .5V)

4.5

mA

3.6

mA

<1

10

µA

Control Logic

Logic Supply Voltage Range

Logic Input Voltage

Logic Input Current

VDD

VIN(1)

VIN(0)

IIN(1)

IIN(0)

Operating

VIN = VDD*.7

VIN = VDD*.3

2.85

5.5

V

VDD*.7

–

V

–

VDD*.3

V

-20

<1.0

20

µA

-20

<1.0

20

µA

3

Share Link: