UM3865P Datasheet, PDF (4/6 Pages) Union Semiconductor, Inc. – Load Switch with Level-Shift

Typical Characteristics (T_J=25℃, Unless Otherwise Noted)
UM3865P
Switching Variation
(R2@VIN=4.5V,R1=20kΩ)
80
70
60
50
40
30
20
td(on)
tr
10
td(of f )
tf
0
0
2
4
6
8
10
R2(kΩ)
Switching Variation
(R2@VIN=2.5V,R1=20kΩ)
50
40
30
20
td(on)
10
tr
td(of f )
tf
0
0
2
4
6
8
10
R2(kΩ)
Switching Variation
(R2@VIN=1.8V,R1=20kΩ)
50
40
30
20
td(on)
10
tr
td(of f )
tf
0
0
2
4
6
8
10
R2(kΩ)
1100
1000
900
800
700
600
500
400
300
200
100
0
0
Switching Variation
(R2@VIN=4.5V,R1=300kΩ)
td(on)
tr
td(of f )
tf
20
40 _R2(kΩ) 60
80
100
On-Resistance vs. Input Voltage
(VON/OFF=VIN,R1=20kΩ,R2=10Ω,Ci=10uF,Co=1uF)
1
0.9
1#
3#
0.8
2#
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
0
1
2
3
4
5
6
7
8
VIN(V)
0.800
0.700
0.600
0.500
0.400
0.300
0.200
0.100
0.000
0
On-Resistance vs.IL
(R1=20kΩ,R2=10Ω,Ci=10uF,Co=1uF)
VIN=8V
VIN=3.6V
VIN=5.5V
VIN=2.5V
VIN=4.5V
VIN=1.8V
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1
IL(A)
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http://www.union-ic.com Rev.01 Dec.2012
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