HIGH RIPPLE-REJECTION LOW DROPOUT HIGH OUTPUT CURRENT CMOS VOLTAGE REGULATOR

S-1172 Series

Seiko Instruments Inc.

13







voltage temperature coefficient is

±130 ppm/°C.

Example of S-1172B30 typ. product

−40

+25

+0.39 mV/°C

+85

Ta [

°C]

*1

−0.39 mV/°C

*1.

+25°C.

Figure 12

A change in the temperature of the output voltage [mV/°C] is calculated using the following equation.

ΔTa

[]

mV/°C

V

ppm/°C

*1.

Change in temperature of output voltage

*2.

Set output voltage

*3.

Output voltage temperature coefficient