LM22673EVAL National Semiconductor, LM22673EVAL Datasheet - Page 3

• Manufacturer Part Number: LM22673EVAL
• Description: BOARD EVALUATION FOR LM22673
• Manufacturer: National Semiconductor
• Series: SIMPLE SWITCHER®r

Specifications of LM22673EVAL

• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 3.3V
• Current - Output: 3A
• Voltage - Input: 4.5 ~ 42V
• Regulator Topology: Buck
• Frequency - Switching: 500kHz
• Board Type: Fully Populated
• Utilized Ic / Part: LM22673
• Lead Free Status / RoHS Status: Not applicable / Not applicable
• Power - Output: -
• Other names: *LM22673EVAL

Performance Characteristics
Unless otherwise specified, V
FIGURE 2. Start-Up Waveforms
FIGURE 3. Operation at 3A
(Load Resistor = 1.1Ω)
IN
= 12V, T
A
= 25°C.
30078302
30078305
3
FIGURE 5. Overall Loop Gain and Phase (I
FIGURE 4. Efficiency vs I
OUT
OUT
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30078304
30078303
= 3A)