A2557SEB-T Allegro Microsystems Inc, A2557SEB-T Datasheet - Page 3

• Manufacturer Part Number: A2557SEB-T
• Manufacturer: Allegro Microsystems Inc

Specifications of A2557SEB-T

• Switch Type: Low Side
• Power Switch Family: A2557
• Input Voltage: 7V
• Output Current: 300mA
• Number Of Outputs: 4
• Mounting: Surface Mount
• Supply Current: 30mA
• Package Type: PLCC
• Operating Temperature (max): 85C
• Operating Temperature Classification: Commercial
• Pin Count: 28
• Lead Free Status / Rohs Status: Compliant

A2557
Absolute Maximum Ratings
Logic Supply Voltage
Input Voltage
Output Voltage
Overcurrent Protected Output Voltage
Output Current
FAULT Output Voltage
Package Power Dissipation
Operating Ambient Temperature
Maximum Junction Temperature
Storage Temperature
Characteristic
5
3
2
1
0
4
25
SUFFIX 'EB', R
V
Symbol
T
V
I
J
O(OCP)
V
V
or V
(max)
T
SUFFIX 'LB', R
V
P
T
I
FLT
CC
stg
O
O
A
D
50
OE
JA
TEMPERATURE IN C
Outputs current-limited to approximately 500 mA
per driver, and T
attempted
See graph
Range E
Range K
Range S
= 36 C/W
with Fault Detection and Sleep Mode
SUFFIX 'B', R
75
JA
= 90 C/W
J
R
100
limited if higher current is
JA
JT
Notes
= 43 C/W
= 6 C/W
125
Dwg. GP-004-2B
Protected Quad Driver
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
150
–40 to 125
–55 to 150
–40 to 85
–20 to 85
Rating
500
150
7.0
7.0
60
32
60
–
Units
mA
ºC
ºC
ºC
ºC
ºC
V
V
V
V
V
–
3