LM2743-19AEVAL National Semiconductor, LM2743-19AEVAL Datasheet - Page 3

• 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: -

Load Transient Response
FIGURE 5. V
FIGURE 7. V
FIGURE 8. V
I
LOAD
20 MHz Bandwidth Limit
CH1: V
CH1: V
= 100 mA, f
I
I
LOAD
LOAD
IN
IN
OUT
IN
OUT
= 11A to 19A
= 2A to 10A
= 14V, V
= 14V, V
= 14V, V
, CH2: I
, CH2: I
SW
= 300 kHz
OUT
OUT
OUT
LOAD
LOAD
= 3.3V,
= 3.3V
= 3.3V
30022409
30022410
30022402
3
FIGURE 6. V
FIGURE 10. V
FIGURE 9. V
I
LOAD
20 MHz Bandwidth Limit
CH1: V
CH1: V
I
I
LOAD
LOAD
= 19A, f
IN
OUT
OUT
= 11A to 19A
IN
= 2A to 10A
IN
= 14V, V
= 8V, V
, CH2: I
= 8V, V
, CH2: I
SW
= 300 kHz
OUT
OUT
OUT
LOAD
LOAD
= 3.3V
= 3.3V,
= 3.3V
30022407
30022408
30022405
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