A2550KLPTR View Datasheet(PDF) - Allegro MicroSystems
Part Name
Description
MFG CO.
'A2550KLPTR' PDF : 15 Pages View PDF
A2550
Relay Driver with 5 V Regulator
for Automotive Applications
Dynamic Thermal Impedance
Square Wave Power Pulse in a Single Output Stage
20
18
16
14
12
10
8
6
4
2
0
0.01
0.1
1
10
100
Time (ms)
Figure 1. Dynamic thermal impedance of an individual output stage during active clamp
of an inductive load (mounted on a 4-layer PCB based on JEDEC standard).
Nonrepetitive Output Active Clamp Power Dissipation
100
10
TJ = 25°C
TJ = 125°C
1
0.01
0.1
1
10
100
Time (ms)
Figure 2. Peak power dissipation curves for nonrepetitive clamped outputs. Output
voltage is clamped during turn-off of inductive loads while current decays.
Allegro MicroSystems, Inc.
6
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
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