A3992SB-T Allegro Microsystems Inc, A3992SB-T Datasheet - Page 3

• Manufacturer Part Number: A3992SB-T
• Description: IC, MOTOR DRIVER FULL BRIDGE 1.5A DIP-24
• Manufacturer: Allegro Microsystems Inc

Specifications of A3992SB-T

• Motor Type: Full Bridge
• No. Of Outputs: 4
• Output Current: 1.5A
• Output Voltage: 50V
• Supply Voltage Range: 4.5V To 5.5V
• Driver Case Style: DIP
• No. Of Pins: 24
• Applications: Stepper Motor Driver
• Number Of Outputs: 1
• Current - Output: ±1.5A
• Voltage - Load: 15 V ~ 50 V
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -20°C ~ 85°C
• Mounting Type: Through Hole
• Package / Case: 24-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 620-1169-5

A3992
To V DD
To V DD
STROBE
CLOCK
SLEEP
DATA
OSC
VDD
MUX
REF
To 2V
V
REF
Internal
Oscillator
OSC Select/
Divider
Serial Port
Buffer
6 Bit
Linear DAC
6 Bit
Linear DAC
UVLO and
Fault
Detect
Phase 1,2
Sync Rect Mode
Sync Rect Disable
Mode 1, 2
Blank
Mixed Decay
Blank
Mixed Decay
Programmable
PWM Timer
Fixed-Off
Programmable
PWM Timer
Fixed-Off
Control
Logic
2 V
Functional Block Diagram
Regulator
Bandgap
VREG
Drive
Gate
OCP
Microstepping PWM Motor Driver
V
CP
0.22 µF
DMOS Full Bridge 1
DMOS Full Bridge 2
CP2
Charge
Pump
DMOS Dual Full-Bridge
CP1
0.22 µF
115 Northeast Cutoff, Box 15036
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 (508) 853-
5000
www.allegromicro.com
VCP
VBB1
OUT1A
OUT1B
SENSE1
VBB2
OUT2A
OUT2B
SENSE2
0.22 µF
0.1 µF
>47 µF
3