LM2744EVAL National Semiconductor, LM2744EVAL Datasheet - Page 4

• Manufacturer Part Number: LM2744EVAL
• Description: BOARD EVALUATION LM2744
• Manufacturer: National Semiconductor
• Series: PowerWise®r

Specifications of LM2744EVAL

• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 1.2V
• Current - Output: 3.5A
• Voltage - Input: 1.8 ~ 5.5V
• Regulator Topology: Buck
• Frequency - Switching: 1MHz
• Board Type: Fully Populated
• Utilized Ic / Part: LM2744
• Lead Free Status / RoHS Status: Not applicable / Not applicable
• Power - Output: -

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Performance Characteristics
Switch Node Voltage and Output Ripple Voltage
FIGURE 5. V
FIGURE 6. V
I
20 MHz Bandwidth Limit
LOAD
20 MHz Bandwidth Limit
I
LOAD
= 3.5A, f
V
V
= 0A, f
OUT
OUT
IN
IN
= 1.2V,
= 1.2V,
SW
= V
= V
SW
= 1MHz.
CC
CC
= 1MHz.
= 3.3V,
= 3.3V,
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(Continued)
4
V
V
OUT
OUT
FIGURE 7. V
FIGURE 8. V
= 1.2V, I
= 1.2V, I
20 MHz Bandwidth Limit
20 MHz Bandwidth Limit
LOAD
LOAD
IN
IN
= 14V, V
= 14V, V
= 3.5A, f
= 0A, f
SW
CC
CC
SW
= 1MHz.
= 5V,
= 5V,
= 1MHz.
20134308
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