lm2585sx-5.0 National Semiconductor Corporation, lm2585sx-5.0 Datasheet - Page 10

• Manufacturer Part Number: lm2585sx-5.0
• Description: Simple Switcher 3a Flyback Regulator
• Manufacturer: National Semiconductor Corporation

www.national.com
Test Circuits
C
C
T—22 μH, 1:1 Schott #67141450
D—1N5820
C
C
R
C
C
L—15 μH, Renco #RL-5472-5
D—1N5820
C
C
R
For 12V Devices: R
For ADJ Devices: R
IN1
IN2
OUT
C
C
IN1
IN2
OUT
C
C
—0.47 μF Ceramic
—2k
—0.47 μF Ceramic
—2k
—100 μF, 25V Aluminum Electrolytic
—0.1 μF Ceramic
—100 μF, 25V Aluminum Electrolytic
—0.1 μF Ceramic
—680 μF, 16V Aluminum Electrolytic
—680 μF, 16V Aluminum Electrolytic
1
1
= Short (0Ω) and R
= 48.75k, ±0.1% and R2 = 5.62k, ±1%
2
= Open
FIGURE 3. LM2585-12 and LM2585-ADJ
FIGURE 2. LM2585-3.3 and LM2585-5.0
10
1251519
1251520