S-1206 Datasheet, PDF (11/36 Pages) Seiko Instruments Inc – ULTRA LOW CURRENT CONSUMPTION AND LOW DROPOUT CMOS VOLTAGE REGULATOR

ULTRA LOW CURRENT CONSUMPTION AND LOW DROPOUT CMOS VOLTAGE REGULATOR
Rev.1.1_00
S-1206 Series
7. Temperature Coefficient of Output Voltage

∆V_OUT
∆Ta • V_OUT

The shadowed area in Figure 10 is the range where V_OUT varies in the operating temperature range when the
temperature coefficient of the output voltage is ±120 ppm/°C.
V_OUT [V]
e.g. S-1206B30 Typ.
+0.36 mV/°C
V_OUT(E)^*1
−0.36 mV/°C
−40
25
85
Ta [°C]
*1. V_OUT(E) is the value of the output voltage measured at 25°C.
Figure 10
A change in the temperature of the output voltage [mV/°C] is calculated using the following equation.
[ ] [ ] [ ] ^∆VOUT
mV/°C
= V *1
OUT(S)
V
*2 _×
∆VOUT
ppm/°C ^*3 ÷ 1000
∆Ta
∆Ta • VOUT
*1. The temperature change ratio of the output voltage
*2. Specified output voltage
*3. Output voltage temperature coefficient
Seiko Instruments Inc.
11