UDN2543B ALLEGRO [Allegro MicroSystems], UDN2543B Datasheet - Page 2

• Manufacturer Part Number: UDN2543B
• Description: PROTECTED QUAD POWER DRIVER
• Manufacturer: ALLEGRO [Allegro MicroSystems]

NOTE: These devices do not include an absolute thermal shutdown. Package power dissipation under fault conditions (2.4 W in the faulted
2543
PROTECTED
QUAD POWER DRIVER
10
8
6
4
2
0
channel) must therefore be evaluated at maximum operating temperature.
25
SUFFIX 'EB', R
SUFFIX 'B', R
50
ENABLE
TEMPERATURE IN °C
IN N
θJA
θJA
75
= 43°C/W
= 36°C/W
100
R
θJT
V CC
= 6°C/W
125
Dwg. GP-004-1A
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 [phone]
Copyright © 1986, 1993, Allegro MicroSystems, Inc.
150
THERMAL
LIMIT
GROUND
GROUND
10
11
5
6
7
8
9
K
<<1 Ω
NC
NC
Dwg. FP-041
OUT
V
CC
N
25
24
22
21
20
19
23
Dwg. PP-019-1
GROUND
GROUND