LM2679-5.0EVAL National Semiconductor, LM2679-5.0EVAL Datasheet - Page 9

• Manufacturer Part Number: LM2679-5.0EVAL
• Description: EVALUATION BOARD FOR LM2679-5.0
• Manufacturer: National Semiconductor
• Series: SIMPLE SWITCHER®r

Specifications of LM2679-5.0EVAL

• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 5V
• Current - Output: 5A
• Voltage - Input: 14 ~ 28V
• Regulator Topology: Buck
• Frequency - Switching: 260kHz
• Board Type: Fully Populated
• Utilized Ic / Part: LM2679
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Other names: *LM2679-5.0EVAL; LM2679-5.0-EVAL; LM2679-5.0-EVAL

A: OUTPUT VOLTAGE: V
B: LOAD CURRENT: I
A: OUTPUT RESPONSE; 1V/DIV
B: TRANSIENT LOAD CURRENT: 500 mA/DIV
Output Response to 0
Output Voltage with 5A Load
LOAD
OUT
= 5A; 2A/DIV
; 2V/DIV
∼
0.5A Transient Load
FIGURE 13. Output Voltage Waveforms with 5A Load
FIGURE 14. Output Response To Load Transient
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A: OUTPUT RIPPLE; 100 mV/DIV
B: LOAD CURRENT: I
A: OUTPUT RESPONSE; 1V/DIV
B: TRANSIENT LOAD CURRENT: 1A/DIV
Output Response to 0
Output Ripple with 5A Load
LOAD
= 5A; 5A/DIV
∼
2.5A Load Transient
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