LM2679T-ADJ National Semiconductor, LM2679T-ADJ Datasheet - Page 7

• Manufacturer Part Number: LM2679T-ADJ
• Description: DC/DC Converter IC
• Manufacturer: National Semiconductor

Specifications of LM2679T-ADJ

• Input Voltage: 40V
• Output Current: 5A
• Output Voltage: 37V
• No. Of Outputs: 1
• No. Of Pins: 7
• Termination Type: Through Hole
• Mounting Type: Through Hole
• Voltage Regulator Type: Switching
• Output Current Max: 5A
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

A: V
B: Inductor Current, 2 A/div
C: Output Ripple Voltage, 20 mV/div AC-Coupled
SW
Pin Voltage, 10 V/div.
L = 10 μH, C
Continuous Mode Switching Waveforms
V
Horizontal Time Base: 1 μs/div
IN
= 20V, V
Switching Frequency
OUT
= 400 μF, C
OUT
= 5V, I
OUT
LOAD
ESR = 13 mΩ
= 5A
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A: V
B: Inductor Current, 1 A/div
C: Output Ripple Voltage, 20 mV/div AC-Coupled
SW
Pin Voltage, 10 V/div.
Discontinuous Mode Switching Waveforms
L = 10 μH, C
V
IN
Horizontal Time Base: 1 μs//iv
= 20V, V
Feedback Pin Bias Current
OUT
OUT
= 400 μF, C
= 5V, I
LOAD
OUT
ESR = 13 mΩ
= 500 mA
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