S1172 datasheet(13/35 Pages) SII

Il numero della parte	S1172

Spiegazioni elettronici	HIGH RIPPLE-REJECTION LOW DROPOUT

PDF	35 Pages

Scroll/Zoom	100%

Produttore elettronici	SII [Seiko Instruments Inc]

Homepage	http://www.sii.co.jp

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

Rev.2.2_01

S-1172 Series

Seiko Instruments Inc.

6. Output voltage temperature coefficient 







ΔVOUT

ΔTa•VOUT

The shaded area in Figure 12 is the range where VOUT varies in the operation temperature range when the output

voltage temperature coefficient is

±130 ppm/°C.

Example of S-1172B30 typ. product

−40

+25

+0.39 mV/°C

VOUT [V]

+85

Ta [

°C]

VOUT(E)

−0.39 mV/°C

*1.

VOUT(E) is the value of the output voltage measured at Ta =

+25°C.

Figure 12

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

ΔVOUT

ΔTa

[]

mV/°C

*1 = VOUT(S) []

*2 ×

ΔVOUT

ΔTa•VOUT []

ppm/°C

*3 ÷ 1000

*1.

Change in temperature of output voltage

*2.

Set output voltage

*3.

Output voltage temperature coefficient

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