lm2746mxax National Semiconductor Corporation, lm2746mxax Datasheet - Page 7

• Manufacturer Part Number: lm2746mxax
• Description: Low Voltage N-channel Mosfet Synchronous Buck Regulator Controller
• Manufacturer: National Semiconductor Corporation

Typical Performance Characteristics
Load Transient Response (I
I
OUT
V
V
V
CC
CC
CC
= 4A, C
C
C
= 3.3V, V
= 3.3V, V
= 3.3V, V
SS
SS
Shutdown (Full-Load)
Start-Up (No-Load)
= 12nF, f
= 12nF, f
SS
IN
IN
IN
= 12nF, f
= 5V, V
= 5V, V
= 5V, V
SW
SW
= 300kHz
= 300kHz
SW
OUT
OUT
OUT
OUT
= 300kHz
= 4A to 0A)
= 1.2V
= 1.2V
= 1.2V
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(Continued)
Load Transient Response (I
I
OUT
V
V
V
CC
CC
CC
= 4A, C
C
Load Transient Response
C
= 3.3V, V
= 3.3V, V
= 3.3V, V
SS
SS
Start-Up (Full-Load)
= 12nF, f
= 12nF, f
SS
IN
IN
IN
= 12nF, f
= 5V, V
= 5V, V
= 5V, V
SW
SW
= 300kHz
= 300kHz
SW
OUT
OUT
OUT
OUT
= 300kHz
= 0A to 4A)
= 1.2V
= 1.2V
= 1.2V
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