RT9703 データシートの表示（PDF） - Richtek Technology
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RT9703 Datasheet PDF : 14 Pages
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RT9703
5
4
3.5
3
Current Limit vs. RSET
VIN = 5V, RL = 0.5Ω
CIN = 10uF, COUT = 33uF
S2 = ON, S3 = OFF
2.5
2
1.5
1
0.5
0
50 100 150 200 250 300 350 400 450 500
RSET (kΩ)
3
On-Resistance vs. Temperature
88
IOUT = 0.5A, RSET = 50kΩ
CIN = 10uF, COUT = 33uF
78 VIN = 5V
68
3
70
69
68
On-Resistance vs. Input Voltage
IOUT = 0.5A, RSET = 50kΩ
CIN = 10uF, COUT = 33uF
67
66
65
64
63
62
2 2.5 3 3.5 4 4.5 5 5.5
Input Voltage (V)
5
Short Circuit Current Response
VIN = 5V, CIN = 10uF, COUT = 0.1uF
RSET = 175kΩ, S2 = S3 = ON
VOUT (5V/Div)
58
48
-40 -20 0
20 40 60 80 100 120
Temperature (°C)
5
Inrush Current Response
COUT = 1000uF
COUT = 470uF
COUT = 1uF
(1A/Div)
VIN = 5V, CIN = 10uF
RL = 0.5Ω,
RSET = 175kΩ,
S2 = ON, S3 = OFF
Time (5ms/Div)
DS9703-08 March 2007
IOUT (0.5A/Div)
Time (10ms/Div)
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2.4
CIN = 10uF, COUT = 33uF
2 IL = 100mA, RSET = 100kΩ
1.6
1.2
0.8
0.4
0
2
2.5
3
3.5
4
4.5
5
5.5
Input Voltage (V)
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7
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