LM2577N-12 National Semiconductor, LM2577N-12 Datasheet - Page 11

• Manufacturer Part Number: LM2577N-12
• Description: SIMPLE SWITCHER Step-Up Voltage Regulator
• Manufacturer: National Semiconductor

LM1577-12, LM2577-12 Test Circuit
L = 415-0930 (AIE)
D = any manufacturer
C
Note: Pin numbers shown are for TO-220 (T) package
LM1577-15, LM2577-15 Test Circuit
L = 415-0930 (AIE)
D = any manufacturer
C
Note: Pin numbers shown are for TO-220 (T) package
LM1577-ADJ, LM2577-ADJ Test Circuit
L = 415-0930 (AIE)
D = any manufacturer
C
R1 = 48.7k in series with 511
R2 = 5.62k (1%)
Note: Pin numbers shown are for TO-220 (T) package
OUT
OUT
OUT
= Sprague Type 673D
= Sprague Type 673D
= Sprague Type 673D
Electrolytic 680 µF, 20V
Electrolytic 680 µF, 20V
Electrolytic 680 µF, 20V
FIGURE 3. Circuit Used to Specify System Parameters for ADJ Versions
FIGURE 1. Circuit Used to Specify System Parameters for 12V Versions
FIGURE 2. Circuit Used to Specify System Parameters for 15V Versions
(1%)
11
DS011468-30
DS011468-26
DS011468-9
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