LM2577SX-15/NOPB National Semiconductor, LM2577SX-15/NOPB Datasheet - Page 14
![IC MULTI CONFIG 15V 3A TO-263-5](/photos/7/0/70012/ts5b_sml.jpg)
LM2577SX-15/NOPB
Manufacturer Part Number
LM2577SX-15/NOPB
Description
IC MULTI CONFIG 15V 3A TO-263-5
Manufacturer
National Semiconductor
Series
SIMPLE SWITCHER®r
Type
Step-Up (Boost), Flyback, Forward Converterr
Datasheet
1.LM2577T-15NOPB.pdf
(31 pages)
Specifications of LM2577SX-15/NOPB
Internal Switch(s)
Yes
Synchronous Rectifier
No
Number Of Outputs
1
Voltage - Output
15V
Current - Output
3A
Frequency - Switching
52kHz
Voltage - Input
3.5 V ~ 40 V
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
TO-263-6, D²Pak (5 leads + Tab), TO-263BA
For Use With
551011367-061 - BOARD WEBENCH LM2577,LM2585/87
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
*LM2577SX-15
LM2577SX-15
LM2577SX-15
LM2577SX-15
LM2577SX-15
LM1577-ADJ, LM2577-ADJ Test Circuit
01146809
L = 415-0930 (AIE)
D = any manufacturer
C
= Sprague Type 673D
OUT
Electrolytic 680 µF, 20V
R1 = 48.7k in series with 511Ω (1%)
R2 = 5.62k (1%)
Note: Pin numbers shown are for TO-220 (T) package
FIGURE 3. Circuit Used to Specify System Parameters for ADJ Versions
Application Hints
01146810
Note: Pin numbers shown are for TO-220 (T) package
*Resistors are internal to LM1577/LM2577 for 12V and 15V versions.
FIGURE 4. LM1577/LM2577 Block Diagram and Boost Regulator Application
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