LM2577S-ADJ National Semiconductor, LM2577S-ADJ Datasheet - Page 14
![DC/DC Converter IC](/photos/19/2/190204/4243352_sml.jpg)
LM2577S-ADJ
Manufacturer Part Number
LM2577S-ADJ
Description
DC/DC Converter IC
Manufacturer
National Semiconductor
Specifications of LM2577S-ADJ
Input Voltage
40V
Output Voltage
37V
No. Of Pins
5
Termination Type
SMD
Mounting Type
Through Hole
Output Current Max
3A
Peak Reflow Compatible (260 C)
No
Supply Voltage Max
40V
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LM2577S-ADJ
Manufacturer:
NS
Quantity:
11 200
Part Number:
LM2577S-ADJ
Manufacturer:
NS/国半
Quantity:
20 000
Company:
Part Number:
LM2577S-ADJ/NOPB
Manufacturer:
National Semiconductor
Quantity:
1 981
Company:
Part Number:
LM2577S-ADJ/NOPB
Manufacturer:
Texas Instruments
Quantity:
465
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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