Ricoh RV5VH Power Supply User Manual


 
29
RV5VH1××/RV5VH2××
8) On Resistance of LX vs. Supply Voltage
RV5VH1××
5.0
4.0
4.5
2.5
3.0
2.0
3.5
0.0
1.5
1.0
0.5
Supply Voltage VOUT1(V)
On Resistance Ron ()
0.0 1.0 2.0 3.0 4.0 5.0 6.0
85˚C
25˚C
–40˚C
RV5VH201
18
12
10
8
16
14
0
6
4
2
Temperature Topt(˚C)
Output Current IOUT(mA)
–60 –40 –20 0 20 40 60 80 100
VOUT1=3V
“L” Output Current
“H” Output Current
RV5VH202
18
12
10
8
16
14
0
6
4
2
Temperature Topt(˚C)
Output Current IOUT(mA)
–60 –40 –20 0 20 40 60 80 100
VOUT1=5V
“L” Output Current
“H” Output Current
RV5VH1××/2××
2
1
1.2
1.4
1.6
1.8
0
0.2
0.4
0.6
0.8
Output Current IOUT(mA)
Start-up/Hold-on Voltage Vstart/Vhold(V)
0 20 30 4010 50
Topt=25˚C
V
OUT1=3V
L1=100µH
C1=22µF
Vstart
Vhold
RV5VH101
10
–0
10
–6
10
–5
10
–4
10
–3
10
–2
10
–1
Input Voltage VIN(V)
Input Current IIN(A)
0.0 1.0 1.5 2.0 2.50.5 3.0
Topt=25˚C
CSW=GND
L1=100µH
C1=22µF
IOUT=30mA
IOUT=5mA
IOUT=1mA
IOUT=0A
10) Start-up/Hold-on Voltage vs. Output Current
9) EXT1 Output Current vs. Temperature
11) Input Current vs. Intput Voltage