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

S-1155 Series

Seiko Instruments Inc.

12

6. Temperature coefficient of output voltage













•

∆

∆

OUT

OUT

V

Ta

V

temperature coefficient of the output voltage is

±130 ppm/°C.

Ex. S-1155B30 Typ.

−40

25

+0.39 mV / °C

85

Ta [

°C]

*1

−0.39 mV / °C

*1.

°C.

Figure 10

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

[]

[ ]

C

/

ppm

V

Ta

V

V

V

C

/

mV

Ta

V

OUT

OUT

OUT(S)

OUT

÷

°

•

∆

∆

×

=

°

∆

∆

3

*

2

*

1

*

*1.

Change in temperature of output voltage

*2.

Specified output voltage

*3.

Output voltage temperature coefficient