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Block Diagram and Typical Application
Connection Diagrams
(XX indicates output voltage option. See Ordering Information table for complete part
number.)
Straight Leads
5–Lead TO-220 (T)
Bent, Staggered Leads
5-Lead TO-220 (T)
01147522
Top View
LM2575T-XX or LM2575HVT-XX
See NS Package Number T05A
01147523
Top View
01147524
Side View
LM2575T-XX Flow LB03 or
LM2575HVT-XX Flow LB03
See NS Package Number T05D
01147502
3.3V, R2 = 1.7k
5V, R2 = 3.1k
12V, R2 = 8.84k
15V, R2 = 11.3k
For ADJ. Version
R1 = Open, R2 = 0
Ω
Note:
Pin numbers are for the TO-220 package.
FIGURE 1.
LM1575/LM2575/LM2575HV
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2