S8424A datasheet(35/46 Pages) SII

35 / 46 page

BATTERY BACKUP SWITCHING IC

Rev.3.0_01

S-8424A Series

2. Voltage Detector

2.1 CS Voltage Detector (

−VDET1 = 3.3 V)

(1) Detection voltage (

−VDET1) temperature

characteristics

(2) Output current (ISINK) characteristics

−20

−10

Ta (

°C)

−40

−20

100

Based on CS (−VDET1) voltage when Ta is 25°C

0.0

1.0

2.0

3.0

4.0

VDS (V)

VIN = 3 V

VIN = 1.7 V

= 25°C

(3) Output current (ISINK) temperature characteristics

Ta (

°C)

−40 −20

100

VIN = VBAT = 2.0 V, V DS = 0.5 V

2.2 RESET Voltage Detector (

−VDET2 = 2.2 V)

(1) Detection voltage (

−VDET2) temperature

characteristics

(2) Output current (ISINK) characteristics

−20

−10

Ta (

°C)

−40 −20

100

Based on RESET (−VDET2) voltage

when Ta is 25

°C

0.0

1.0

2.0

3.0

4.0

VDS (V)

VIN = 1.7 V

VIN = 3 V

Ta = 25°C

(3) Output current (ISINK) temperature characteristics

Ta (

°C)

−40 −20

020

100

VIN

= VBAT = 2.0 V, VDS = 0.5 V

S8424A Datasheet(PDF) 35 Page - Seiko Instruments Inc

S8424A Datasheet(HTML) 35 Page - Seiko Instruments Inc

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