參數(shù)資料
型號(hào): RP505K061B-TR
廠商: RICOH COMPANY LTD
元件分類: 穩(wěn)壓器
英文描述: SWITCHING CONTROLLER, 2500 kHz SWITCHING FREQ-MAX, PDSO8
封裝: 2 X 2 MM, HALOGEN FREE AND ROHS COMPLIANT, DFN-8
文件頁(yè)數(shù): 13/32頁(yè)
文件大?。?/td> 938K
代理商: RP505K061B-TR
RP505K
20
6) Supply Current vs. Temperature
7) Supply Current vs. Input Voltage
RP505K
VOUT=1.8V(VIN=5.5V)
RP505K
VOUT=1.8V
MODE=“L”PWM/VFM automatic shift
25
30
35
40
45
50
55
-50
0
50
100
Temperature Ta (°C)
S
up
pl
yC
ur
re
nt
(
A
)
Closed Loop
Open Loop
25
30
35
40
45
50
55
2.32.8
3.33.8
4.34.8
5.3
Input Voltage VIN (V)
S
uppl
yC
u
rr
ent
(
A
)
Closed Loop
Open Loop
8) DC/DC Output Waveform
RP505K
VOUT=0.8V(VIN=3.6V)
RP505K
VOUT=0.8V(VIN=3.6V)
MODE=“L”PWM/VFM automatic shift
MODE=“H” forced PWM
IOUT=10mA
0.00
0.01
0.02
0.03
0.04
010
20
30
40
Time t (s)
O
ut
pu
tRipple
V
olt
age(
A
C
)
V
ripple
(V)
-100
0
100
200
300
Induct
or
Cur
rent
IL
(
m
A)
Output Voltage
IL
IOUT=10mA
0.00
0.01
0.02
0.03
0.04
0
5
10
15
20
Time t (s)
Out
put
Ri
pple
Volt
age(A
C
)
V
ripple
(
V
)
-100
-50
0
50
100
Inductor
Cur
rent
IL
(mA)
Output Voltage
IL
RP505K
VOUT=1.2V(VIN=3.6V)
RP505K
VOUT=1.2V(VIN=3.6V)
MODE=“L”PWM/VFM automatic shift
MODE=“H” forced PWM
IOUT=10mA
0.00
0.01
0.02
0.03
0.04
010
20
30
40
Time t (s)
O
ut
p
ut
Ri
pp
le
V
ol
tage(
A
C
)
V
rip
pl
e(V
)
-100
0
100
200
300
Induct
o
r
Curr
ent
IL
(
m
A)
Output Voltage
IL
IOUT=10mA
0.00
0.01
0.02
0.03
0.04
0
5
10
15
20
Time t (s)
O
utp
ut
R
ipple
V
oltage
(AC
)
V
rip
pl
e(V)
-100
-50
0
50
100
Induct
o
r
Cur
rent
IL
(
m
A)
Output Voltage
IL
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