R1120N
Topt=25˚C
Symbol
Item
Conditions
MIN.
TYP.
MAX.
Unit
V
OUT
Output Voltage
V
IN
–setV
OUT
=1.0V
1mA≤I
OUT
≤30mA
V
IN
–setV
OUT
=1.0V
when V
OUT
=setV
OUT
– 0.1V
V
IN
–setV
OUT
=1.0V
1mA≤I
OUT
≤80mA
×
0.98
150
×
1.02
V
I
OUT
∆V
OUT
∆I
OUT
V
DIF
Iss
Istandby
∆V
OUT
∆V
IN
RR
V
IN
∆V
OUT
∆Topt
I
lim
R
PD
V
CEH
V
CEL
en
Output Current
mA
Load Regulation
Dropout Voltage
Supply Current
Standby Current
Line Regulation
12
40
mV
refer to the ELECTICAL CHARACTERISTICS by OUTPUT VOLTAGE
V
IN
–setV
OUT
=1.0V
V
IN
–setV
OUT
=1.0V, V
CE
=GND
35
0.1
70
1.0
µA
µA
refer to the ELECTICAL CHARACTERISTICS by OUTPUT VOLTAGE
f=1kHz, Ripple 0.5Vp-p
V
IN
–setV
OUT
=1.0V
2.7
I
OUT
=30mA
–40˚C≤Topt≤85˚C
V
OUT
=0V
2.5
1.5
0
BW=10Hz to 100kHz
60
±100
50
5
10
V
IN
0.25
Ripple Rejection
Input Voltage
Output Voltage
Temperature Coefficient
Short Current Limit
Pull down resistance for CE pin
CE Input Voltage “H”
CE Input Voltage “L”
Output Noise
70
8
dB
V
ppm/˚C
mA
MΩ
V
V
µVrms
• ELECTRICAL CHARACTERISTICS by OUTPUT VOLTAGE
Dropout Voltage
Output Voltage V
OUT
(V)
Conditions
V
DIF
(V)
TYP.
MAX.
Line Regection
∆V
OUT
/∆V
IN
(%/V)
Conditions
TYP.
Topt=25˚C
MAX.
2.0≤V
OUT
≤2.4
2.5≤V
OUT
≤2.7
2.8≤V
OUT
≤3.3
3.4≤V
OUT
≤6.0
I
OUT
=100mA
0.30
0.24
0.20
0.17
0.70
0.35
0.30
0.26
I
OUT
=30mA
setV
OUT
+0.7V≤V
IN
≤8V
0.05
I
OUT
=30mA
setV
OUT
+0.5V≤V
IN
≤8V
0.20
6
RICOH [ RICOH ELECTRONICS DEVICES DIVISION ]
