CRS08 datasheet(32/50 Pages) SII

32 / 50 page

STEP-UP, SUPER-SMALL PACKAGE, 1.2 MHz PWM/PFM SWITCHABLE SWITCHING REGULATOR

S-8363 Series

Rev.2.0_01

(8) Maximum duty ratio (MaxDuty) vs. Temperature (Ta)

(9) Soft-start time (tSS) vs. Temperature (Ta)

Ta [

C]

−40

100

−25

VOUT = 1.8 V

VOUT = 3.3 V

VOUT = 5.0 V

Ta [

C]

−40

1.6

0.6

1.1

1.3

1.4

0.9

0.7

0.8

1.0

1.2

1.5

−25

VOUT = 1.8 V

VOUT = 3.3 V

VOUT = 5.0 V

(10) PWM / PFM switching duty ratio (PFMDuty) vs.

Temperature (Ta)

(11) Output current at PWM / PFM switching (IPFM) vs.

Temperature (Ta)

Ta [

C]

−40

−25

VOUT = 1.8 V, VIN = 1.2 V

VOUT = 3.32 V, VIN = 1.8 V

VOUT = 5.0 V, VIN = 3.0 V

Ta [

C]

−40

−25

VOUT = 5.0 V, VIN = 3.0 V

VOUT = 3.32 V, VIN = 1.8 V

VOUT = 1.8 V, VIN = 1.2 V

(12) Limited current (ILIM) vs.

Temperature (Ta)

(13) Maximum load current (IOUTMAX) vs.

Temperature (Ta)

Ta [

C]

−40

1600

1400

1200

1000

800

600

400

−25

VOUT = 3.32 V, VIN = 1.8 V

VOUT = 1.8 V, VIN = 1.2 V

VOUT = 5.0 V, VIN = 3.0 V

Ta [

C]

−40

1000

500

700

800

300

100

200

400

600

900

−25

VOUT = 3.32 V, VIN = 1.8 V

VOUT = 1.8 V, VIN = 1.2 V

VOUT = 5.0 V, VIN = 3.0 V

(14) Power MOS FET leakage current (ILSW) vs.

Temperature (Ta)

(15) High level input voltage (VSH) vs.

Temperature (Ta)

Ta [

C]

−40

0.5

−0.5

0.0

0.2

0.3

−0.2

−0.4

−0.3

−0.1

0.1

0.4

−25

VOUT = 1.8 V

VOUT = 3.3 V

VOUT = 5.0 V

Ta [

C]

−40

0.60

0.55

0.50

0.45

0.40

0.35

0.30

−25

VIN = 1.8 V

VIN = 0.9 V

VIN = 4.5 V

VIN = 4.2 V

CRS08 Datasheet(PDF) 32 Page - Seiko Instruments Inc

CRS08 Datasheet(HTML) 32 Page - Seiko Instruments Inc

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