Test Circuits
DS012316-8
C
C
— 100 µF, 25V Aluminum Electrolytic
— 0.1 µF Ceramic
IN1
IN2
T — 22 µH, 1:1 Schott #67141450
D — 1N5820
C
C
R
— 680 µF, 16V Aluminum Electrolytic
— 0.47 µF Ceramic
— 2k
OUT
C
C
FIGURE 2. LM2587-3.3 and LM2587-5.0
DS012316-9
C
C
— 100 µF, 25V Aluminum Electrolytic
— 0.1 µF Ceramic
IN1
IN2
L — 15 µH, Renco #RL-5472-5
D — 1N5820
C
C
R
— 680 µF, 16V Aluminum Electrolytic
OUT
C
C
— 0.47 µF Ceramic
— 2k
=
=
=
2
For 12V Devices: R
For ADJ Devices: R
Short (0Ω) and R
Open
=
± ±
48.75k, 0.1% and R2 5.62k, 1%
1
1
FIGURE 3. LM2587-12 and LM2587-ADJ
9
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