q
R1121NXX1B
Symbol
V
OUT
I
OUT
∆V
OUT
/∆I
OUT
V
DIF
I
SS
Istandby
∆V
OUT
/∆V
IN
RR
V
IN
∆V
OUT
/∆T
Ilim
R
PD
V
CEH
V
CEL
en
Item
Output Voltage
Output Current
Load Regulation
Dropout Voltage
Supply Current
Supply Current (Standby)
Line Regulation
Ripple Rejection
Input Voltage
Output Voltage
Temperature Coefficient
Short Current Limit
CE Pull-down Resistance
CE Input Voltage “H”
CE Input Voltage “L”
Output Noise
Topt=25°C
Conditions
MIN.
TYP.
MAX.
Unit
V
IN
= Set V
OUT
+1V
V
OUT
V
OUT
V
1mA
≤
I
OUT
≤
30mA
×0.98
×1.02
refer to the ELECTRICAL CHARACTERISTICS by OUTPUT
VOLTAGE
V
IN
= Set V
OUT
+1V
12
40
mV
1mA
≤
I
OUT
≤
80mA
refer to the ELECTRICAL CHARACTERISTICS by OUTPUT
VOLTAGE
V
IN
= Set V
OUT
+1V
35
70
µA
V
IN
= Set V
OUT
+1V
0.1
1.0
µA
V
CE
= GND
Set V
OUT
+0.5V
≤
V
IN
≤
8V
0.05
0.20
%/V
I
OUT
= 30mA
f = 1KHz, Ripple 0.5Vp-p
70
dB
V
IN
= Set V
OUT
+1V
8
V
ppm
I
OUT
= 30mA
±100
/°C
-40°C
≤
Topt
≤
85°C
V
OUT
= 0V
50
mA
2.5
5
10
MΩ
1.5
V
IN
V
0
0.25
V
BW = 10Hz ~ 100kHz
30
µVrms
q
ELECTRICAL CHARACTERISTICS by OUTPUT VOLTAGE
Topt = 25°C
Output Voltage
V
OUT
(V)
1.5
≤
V
OUT
≤
1.7
1.8
≤
V
OUT
≤
5.0
Output Current
I
OUT
(mA)
Conditions
MIN.
100
V
IN
- V
OUT
= 1.0V
150
Topt = 25°C
Output Voltage
V
OUT
(V)
1.5
1.6
1.7
1.8
≤
V
OUT
≤
1.9
2.0
≤
V
OUT
≤
2.4
2.5
≤
V
OUT
≤
2.7
2.8
≤
V
OUT
≤
3.3
3.4
≤
V
OUT
≤
5.0
Dropout Voltage
V
DIF
(V)
Conditions
MIN.
TYP.
0.5
0.4
0.3
0.60
I
OUT
= 100mA
0.35
0.24
0.20
0.17
MAX.
1.40
0.70
0.35
0.30
0.26
Note :When set Output Voltage is equal or less than 2.0V, VIN should be
equal or more than 2.0V.
Rev.1.11
-4-
RICOH [ RICOH ELECTRONICS DEVICES DIVISION ]
