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NB670AGQ-P Datasheet, PDF (8/19 Pages) MPS Industries, Inc. – 24V, High Current Synchronous Buck Converter With LDO
NB670 ― 24V, HIGH CURRENT SYNCHRONOUS BUCK CONVERTER WITH LDO
TYPICAL PERFORMANCE CHARACTERISTICS (continued)
Performance waveforms are tested on the evaluation board of the Design Example section.
VIN=12V, VOUT =3.3V, L=2µH, TJ=+25°C, unless otherwise noted.
Shut-Down through Vin
Start-Up through EN
Start-Up through EN
IOUT = 6A
IOUT = 0A
IOUT = 6A
VOUT
2V/div.
VIN
5VV/dSiWv.
10V/div.
IL
5A/div.
VOUT
2V/div.
VEN
5V/div.
VSW
10V/div.
IL
5A/div.
VOUT
2V/div.
VEN
5V/div.
VSW
10V/div.
IL
5A/div.
Shut-Down through EN
IOUT = 0A
Shut-Down through EN
IOUT = 6A
VOUT
2V/div.
VEN
5V/div.
VSW
10V/div.
IL
5A/div.
VOUT
2V/div.
VEN
5V/div.
VSW
10V/div.
IL
5A/div.
VOUT(AC)
50mV/div.
IL
2A/div.
Short Circuit Protection
Thermal Shutdown
IOUT =6A
Thermal Recovery
IOUT =6A
VOUT
2V/div.
VSW
10V/div.
IL
5A/div.
VOUT
2V/div.
VSW
10V/div.
IL
5A/div.
VOUT
2V/div.
VSW
10V/div.
IL
5A/div.
NB670 Rev. 1.02
www.MonolithicPower.com
8
8/27/2014
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