LM2587T-3.3/NOPB National Semiconductor, LM2587T-3.3/NOPB Datasheet - Page 9

• Manufacturer Part Number: LM2587T-3.3/NOPB
• Description: IC REG SIMPLE SWITCHER TO-220-5
• Manufacturer: National Semiconductor
• Series: SIMPLE SWITCHER®r
• Type: Step-Up (Boost), Flyback, Forward Converterr

Specifications of LM2587T-3.3/NOPB

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 3.3V
• Current - Output: 5A
• Frequency - Switching: 100kHz
• Voltage - Input: 4 ~ 40 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Through Hole
• Package / Case: TO-220-5 (Bent and Staggered Leads)
• For Use With: 551011367-061 - BOARD WEBENCH LM2577,LM2585/87LM2587EVAL - EVALUATION BOARD FOR LM2587
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Other names: *LM2587T-3.3; *LM2587T-3.3/NOPB; LM2587T-3.3

Test Circuits
C
μF CeramicR
C
CeramicR
IN1
IN1
—100 μF, 25V Aluminum ElectrolyticC
—100 μF, 25V Aluminum ElectrolyticC
C
—2kFor 12V Devices: R
C
—2k
1
= Short (0Ω) and R
IN2
IN2
—0.1 μF CeramicT—22 μH, 1:1 Schott #67141450D—1N5820C
—0.1 μF CeramicL—15 μH, Renco #RL-5472-5D—1N5820C
FIGURE 3. LM2587-12 and LM2587-ADJ
FIGURE 2. LM2587-3.3 and LM2587-5.0
2
= OpenFor ADJ Devices: R
9
1
= 48.75k, ±0.1% and R2 = 5.62k, ±1%
OUT
OUT
—680 μF, 16V Aluminum ElectrolyticC
—680 μF, 16V Aluminum ElectrolyticC
1231608
1231609
www.national.com
C
—0.47 μF
C
—0.47