EN5335QI 데이터 시트보기 (PDF) - Enpirion, Inc.
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EN5335QI Datasheet PDF : 13 Pages
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EN5335QI
PARAMETER SYMBOL
Enable Threshold
VENABLE
Enable Pin Current
IENABLE
Voltage Select Operation
VSX Logic Low
Threshold
VSX-Low
VSX Logic High
Threshold
VSX-High
VSX Pin Current
IVSX
Power OK Operation
POK low voltage
Max POK Voltage
VPOK
VPOK
TEST CONDITIONS
2.375V ≤ VIN ≤ 5.5V
5.5V < VIN
VIN = 5.5V
Threshold voltage for Logic Low
Threshold voltage for Logic High
(internally pulled high; can be left
floating to achieve logic high)
(VIN = 5.5V)
VSx = GND
VSx = VIN
VSx = Open
IPOK = 4mA (sink current)
MIN TYP MAX UNITS
1.8
2.0
V
50
μA
0.8
V
1.8
VIN
V
50
0
μA
0
0.4
V
VIN
V
Typical Performance Characteristics
VIN=5.0V
95
90
85
80
75
70
65
60
55
50
0.1 0.3 0.5 0.7 0.9 1.1 1.3 1.5 1.7 1.9 2.1 2.3 2.5 2.7 2.9
Lo a d C urre nt ( A )
VOUT = 3.3V
VOUT = 2.5V
VOUT = 1.8V
VOUT = 1.5V
VOUT = 1.2V
VIN=3.3V
95
90
85
80
75
70
65
60
55
50
0.1 0.3 0.5 0.7 0.9 1.1 1.3 1.5 1.7 1.9 2.1 2.3 2.5 2.7 2.9
Lo a d C urre nt ( A )
VOUT = 2.5V
VOUT = 1.8V
VOUT = 1.5V
VOUT = 1.2V
VOUT = 0.8V
Efficiency versus Load, VIN = 5.0V
Efficiency versus Load, VIN = 3.3V
Load transient, 0 – 3A, VIN/VOUT = 5.5V/1.2V Load transient, 0 – 3A, VIN/VOUT = 5.5V/3.3V
©Enpirion 2009 all rights reserved, E&OE
00846
6
9/18/2009
www.enpirion.com
Rev:C
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