NB671, 24V, HIGH CURRENT SYNCHRONOUS STEP-DOWN CONVERTER
ELECTRICAL CHARACTERISTICS (continued)
VIN = 12V, TJ = 25°C, unless otherwise noted.
Parameters
Symbol
Condition
Min
Typ
Max
Units
VCC Regulator
VCC Regulator
VCC
4.8
5.1
5
5.3
V
VCC Load Regulation
Icc=5mA
%
Power Good
FB Rising (Good)
PGVth-Hi
PGVth-Lo
PGVth-Hi
PGVth-Lo
PGTd
95
85
FB Falling (Fault)
%VREF
FB Rising (Fault)
115
105
0.5
FB Falling (Good)
Power Good Lower to High Delay
ms
V
Power Good Sink Current
Capability
VPG
Sink 4mA
0.4
12
Power Good Leakage Current
IPG_LEAK
VPG = 3.3V
μA
Thermal Protection
Thermal Shutdown(6)
Thermal Shutdown Hysteresis(6)
TSD
135
150
25
°C
°C
Note:
6) Guaranteed by design.
NB671 Rev. 1.0
1/14/2013
www.MonolithicPower.com
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2013 MPS. All Rights Reserved.
4
MPS [ MONOLITHIC POWER SYSTEMS ]
