R1210N301C Datasheet, PDF (5/18 Pages) RICOH electronics devices division – PWM Step-up DC/DC Converter

R1210N××1×
ELECTRICAL CHARACTERISTICS
• R1210N××1×
Symbol
Item
Conditions
VOUT
Output Voltage
VIN=VSET×0.6, IOUT=1mA
VIN
Maximum Input Voltage
∆VOUT/
∆Topt
Step-up Output Voltage
Temperature Coefficient
-40°C≤ Topt ≤ 85°C
Vstart Start-up Voltage
VIN=0V→2V
VOUT:1.8kΩ pull-down
∆Vstart/
∆Topt
Start-up Voltage
Temperature Coefficient
-40°C≤ Topt ≤ 85°C
Vhold Hold-on Voltage
VIN=2V→0V, IOUT=1mA
2.2V≤VSET≤2.5V
VOUT=VSET×0.96
2.6V≤VSET≤3.0V
VOUT=VSET×0.96
IDD1
Supply Current1
3.1V≤VSET≤3.5V
VOUT=VSET×0.96
3.6V≤VSET≤4.0V
VOUT=VSET×0.96
4.1V≤VSET≤4.5V
VOUT=VSET×0.96
MIN.
×0.975
TYP.
(Topt=25°C)
MAX. Unit
×1.025
V
8
V
±100
ppm/°C
0.9
V
-3.2
mV/°C
0.7
V
(××1A/C)
0.9
V (××1D)
30
55
µA
(××1A/C)
50
80
µA
(××1D)
35
60
µA
(××1A/C)
60
90
µA
(××1D)
40
70
µA
(××1A/C)
70
100
µA
(××1D)
45
80
µA
(××1C)
80
110
µA
(××1D)
50
90
µA
(××1C)
90
120
µA
(××1D)
4