LM2743-19AEVAL National Semiconductor, LM2743-19AEVAL Datasheet - Page 5

• Manufacturer Part Number: LM2743-19AEVAL
• Description: BOARD EVALUATION LM2743-19A
• Manufacturer: National Semiconductor
• Series: PowerWise®r

Specifications of LM2743-19AEVAL

• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 1.2 ~ 3.3V
• Current - Output: 19A
• Voltage - Input: 8 ~ 14V
• Regulator Topology: Buck
• Frequency - Switching: 300kHz
• Board Type: Fully Populated
• Utilized Ic / Part: LM2743
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -

Typical Performance Characteristics
f
BOOT Pin Current vs Temperature for
SW
= 300 kHz, FDS6898A FET, No-Load
V
Efficiency (V
Efficiency (V
V
CC
BOOT Voltage = 3.3V
CC
= 3.3V, f
= 5V, f
SW
SW
OUT
OUT
= 300 kHz
= 300 kHz
= 1.2V)
= 3.3V)
20095241
20095240
20095242
5
V
CC
Operating Current plus BOOT Current vs Frequency
f
BOOT Pin Current vs Temperature for
SW
= 300 kHz, FDS6898A FET, No-Load
FDS6898A FET (T
V
Efficiency (V
CC
BOOT Voltage = 5V
= 3.3V, f
SW
OUT
= 300 kHz
A
= 2.5V)
= 25°C)
20095257
20095243
20095245
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