lm2744mtcx National Semiconductor Corporation, lm2744mtcx Datasheet - Page 5

• Manufacturer Part Number: lm2744mtcx
• Description: Low Voltage N-channel Mosfet Synchronous Buck Regulator Controller With External Reference
• Manufacturer: National Semiconductor Corporation

Typical Performance Characteristics
V
CC
Operating Current plus BOOT Current vs Frequency
Efficiency (V
Efficiency (V
FDS6898A FET (T
V
V
CC
CC
= 3.3V, F
= 5V, F
OUT
OUT
= 1.2V, V
= 3.3V, V
SW
SW
= 300kHz
= 300kHz
A
= 25°C)
REF
REF
= 0.6V)
= 1.2V)
20106041
20106040
20106045
5
F
BOOT Pin Current vs Temperature for
SW
Efficiency (V
Output Voltage vs Temperature
= 300kHz, FDS6898A FET, No-Load
V
CC
BOOT Voltage = 3.3V
= 3.3V, F
OUT
= 2.5V, V
SW
= 300kHz
REF
= 0.8V)
20106057
20106043
20106090
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