LM2585S-12 National Semiconductor, LM2585S-12 Datasheet - Page 10

• Manufacturer Part Number: LM2585S-12
• Description: DC/DC Converter IC
• Manufacturer: National Semiconductor

Specifications of LM2585S-12

• Input Voltage: 40V
• Output Voltage: 12V
• No. Of Pins: 5
• Peak Reflow Compatible (260 C): No
• Termination Type: SMD
• Supply Voltage Max: 40V
• Leaded Process Compatible: No
• Mounting Type: Through Hole
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

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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