RV5VH Datasheet, PDF (33/47 Pages) RICOH electronics devices division – DC/DC CONVERTER CONTROLLER

RV5VH1××/RV5VH2××
• Voltage Detector
18) Detector Threshold Voltage vs. Temperature
RV5VH1××/2××
3.0
2.9
+VDET
2.8
–VDET
2.7
2.6
2.5
–60 –40 –20 0 20 40 60
Temperature Topt(˚C)
80 100
19) VOUT1 Output Voltage vs. Output Current
RV5VH1××/2××
5.0
4.5
4.0
3.5
3.0
2.5
2.0
25˚C
1.5 _85˚C
1.0
–40˚C
0.5
0.0
0
1
2
3
4
5
VOUT1 Output Voltage VOUT1(V)
20) DOUT Output Current vs. VOUT1 Output Voltage 21) VSEN Output Current vs. VSEN Output Voltage
RV5VH1××/2××
20
18
–40˚C
16
14
25˚C
12
10
8
85˚C
6
4
2
0
01234567
VOUT1 Output Voltage VOUT1(V)
RV5VH1××/2××
0.7
0.6
0.5
0.4
85˚C
0.3
0.2
25˚C
0.1
–40˚C
0.0
01234567
VSEN Output Voltage VSEN(V)
22) Output Delay Time vs. Load Capacitance
RV5VH1××/2×× _VOUT1=3V
10
tPLH
1
0.1
tPHL
0.01
0.0001
0.001
0.01
0.1
Load Capacitance COUT(µF)
32