S-1122 Seiko Instruments, S-1122 Datasheet - Page 13
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S-1122
Manufacturer Part Number
S-1122
Description
9S-1112 / S-1122) HIGH RIPPLE-REJECTION AND LOW DROPOUT CMOS VOLTAGE REGULATOR
Manufacturer
Seiko Instruments
Datasheet
1.S-1122.pdf
(30 pages)
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Rev.5.1
7.
Temperatur
The shadowed area in Figure 11 is the range where V
when the temperature coefficient of the output voltage is ± 100 ppm/ ° C.
A change in the temperature of the output voltage [mV/°C] is calculated using the following equation.
HIGH RIPPLE-REJECTION AND LOW DROPOUT CMOS VOLTAGE REGULATOR
*1. Change in temperature of output voltage
*2. Specified output voltage
*3. Output voltage temperature coefficient
∆
_00
∆
V
Ta
OUT
[
mV
e
coefficien
/
°
C
]
1 *
=
*1. V
V
OUT(S)
V
t
of
OUT(E)
V
output
OUT(E)
[ ]
OUT
[V]
V
*1
2 *
×
is the value of the output voltage measured at 25°C.
voltage
∆
Ta
−40
Ex. S-1112/1122B28 Typ.
∆
Seiko Instruments Inc.
V
•
OUT
V
OUT
∆
Ta
[
∆
ppm
V
Figure 11
•
OUT
V
/
OUT
25
°
C
]
3 *
÷
1000
OUT
varies in the operating temperature range
85
+0.28 mV / °C
−0.28 mV / °C
Ta [°C]
S-1112/1122 Series
13