S-1711 Datasheet, PDF (22/44 Pages) Seiko Instruments Inc – SUPER-SMALL PACKAGE 2-CIRCUIT HIGH RIPPLE-REJECTION

SUPER-SMALL PACKAGE 2-CIRCUIT HIGH RIPPLE-REJECTION LOW DROPOUT CMOS VOLTAGE REGULATOR
S-1711 Series
Rev.3.1_01
7.
Output voltage temperature coefficient
 ^ΔVOUT 
ΔTa • VOUT 
The shaded area in Figure 22 is the range where VOUT varies in the operation temperature range when the output
voltage temperature coefficient is ±100 ppm/°C.
V_OUT
[V]
Example of V_OUT = 2.8 V typ. product
+0.28 mV/°C
V_OUT(E)^*1
−0.28 mV/°C
−40
+25
+85
Ta [°C]
*1. V_OUT(E) is the value of the output voltage measured at Ta = +25°C.
Figure 22
A change in the temperature of the output voltage [mV/°C] is calculated using the following equation.
ΔVOUT
ΔTa
[mV/°C]^*1 = VOUT(S) [V]^*2 ×
ΔVOUT
ΔTa • VOUT
[ppm/°C]^*3 ÷ 1000
*1. Change in temperature of output voltage
*2. Set output voltage
*3. Output voltage temperature coefficient
22