Ricoh RV5VH - Manual (Page 33)

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 V OUT1 (V)
O
n
R
e
s
is
ta
n
c
e
R
o
n
(
Ω
)
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)
O
u
tp
u
t
C
u
rr
e
n
t
I O
U
T
(m
A
)
–60 –40 –20 0 20 40 60 80 100
V OUT1 =3V
“L” Output Current
“H” Output Current
RV5VH202
18
12
10
8
16
14
0
6
4
2
Temperature Topt(˚C)
O
u
tp
u
t
C
u
rr
e
n
t
I O
U
T
(m
A
)
–60 –40 –20 0 20 40 60 80 100
V OUT1 =5V
“L” Output Current
“H” Output Current
RV5VH1
ЧЧ
/2
ЧЧ
2
1
1.2
1.4
1.6
1.8
0
0.2
0.4
0.6
0.8
Output Current I OUT (mA)
S
ta
rt
-u
p
/H
o
ld
-o
n
V
o
lt
a
g
e
V
s
ta
rt
/V
h
o
ld
(V
)
0 20 30 40 10 50
Topt=25˚C
V
OUT1 =3V
L1=100
µ
H
C1=22
µ
F
Vstart
Vhold
RV5VH101
10 –0
10 –6
10 –5
10 –4
10 –3
10 –2
10 –1
Input Voltage V IN (V)
In
p
u
t
C
u
rr
e
n
t
I IN
(A
)
0.0 1.0 1.5 2.0 2.5 0.5 3.0
Topt=25˚C
CSW=GND
L1=100
µ
H
C1=22
µ
F
I OUT =30mA
I OUT =5mA
I OUT =1mA
I OUT =0A
10) Start-up/Hold-on Voltage vs. Output Current
9) EXT1 Output Current vs. Temperature
11) Input Current vs. Intput Voltage