LM5088MH-2EVAL National Semiconductor, LM5088MH-2EVAL Datasheet - Page 3

• Manufacturer Part Number: LM5088MH-2EVAL
• Description: BOARD EVALUATION FOR LM5088MH-2
• Manufacturer: National Semiconductor
• Series: PowerWise®r

Specifications of LM5088MH-2EVAL

• Design Resources: LM(2)5088-1/2 QS Component Calculator
• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 5V
• Current - Output: 7A
• Voltage - Input: 5.5 ~ 55V
• Regulator Topology: Buck
• Frequency - Switching: 250kHz
• Board Type: Fully Populated
• Utilized Ic / Part: LM5088
• Silicon Manufacturer: National
• Silicon Core Number: LM5088
• Kit Application Type: Power Management - Voltage Regulator
• Application Sub Type: Buck Controller
• Kit Contents: Board, Doc
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

Typical Performance Waveforms of
LM5088-1 and LM5088-2 Evaluation
Boards
Conditions:
Input Voltage = 48VDC
Output Current = 4A to 7A
Bandwidth Limit = 20 MHz
Traces:
Bottom Trace: Output Current
Amps/div = 2A
Top Trace: Output Voltage response
Volts/div = 100 mV
Horizontal Resolution = 500 µs/div
Conditions:
Input Voltage = 48VDC
Output Current = 7A
Trace:
Output Voltage
Volts/div = 1V
FIGURE 3. Transient Response
FIGURE 4. Soft-Start
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Conditions:
Input Voltage = 48VDC
Output Current = 7A
Bandwidth Limit = 20 MHz
Trace:
Output Ripple
Volts/div = 50 mV
Horizontal Resolution = 5.0 µs/div
FIGURE 6. Conducted Emissions Measured at the Input
FIGURE 5. Output Voltage Ripple
of a LM5088-1 Evaluation Board
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