A3977SEDTR-T Allegro Microsystems Inc, A3977SEDTR-T Datasheet - Page 17

• Manufacturer Part Number: A3977SEDTR-T
• Description: LEAD FREE A3977SEDTR
• Manufacturer: Allegro Microsystems Inc

Specifications of A3977SEDTR-T

• Rohs Compliant: YES
• Applications: Stepper Motor Driver
• Number Of Outputs: 1
• Current - Output: ±2.5A
• Voltage - Load: 8 V ~ 35 V
• Voltage - Supply: 3 V ~ 5.5 V
• Operating Temperature: -20°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 44-LCC (J-Lead)
• Motor Type: Stepper
• No. Of Outputs: 2
• Output Current: 2.5A
• Output Voltage: 35V
• Supply Voltage Range: 3V To 5.5V
• Driver Case Style: LCC
• No. Of Pins: 44
• Operating Temperature Range: -20°C To +85°C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 620-1146-2; A3977SEDTR-T

A3977
17.53 ±0.13
44X
0.10
16.59 ±0.08
0.74 ±0.08
A Terminal #1 mark area
C
0.43 ±0.10
For Reference Only
(reference JEDEC MS-018 AC)
Dimensions in millimeters
Internally fused pins 44, 1 and 2; 11-13; 22-24; and 33-35
Dimensions exclusive of mold flash, gate burrs, and dambar protrusions
Exact case and lead configuration at supplier discretion within limits shown
Microstepping DMOS Driver with Translator
ED Package, 44-pin PLCC
7.75 ±0.36
17.53 ±0.13
16.59 ±0.08
2 1 44
7.75 ±0.36
A
1.27
SEATING
PLANE
4.57 MAX
C
0.51
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
7.75 ±0.36
7.75 ±0.36
17