VLS201610E datasheet(29/50 Pages) SII

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

Rev.2.0_01

S-8363 Series



Characteristics (Typical Data)

1. Examples of Major Power Supply Dependence Characteristics (Ta =

+25°C)

(1) Current consumption during operation (IIN1) vs.

Operating input voltage (VIN)

Current consumption during switching off (IIN2) vs.

Operating input voltage (VIN)

(2) Current consumption during operation (ISS1) vs.

Output voltage (VOUT)

Current consumption during switching off (ISS2) vs.

Output voltage (VOUT)

4.5

4.0

3.5

3.0

2.5

2.0

1.5

1.0

0.5

0.0

VIN [V]

IIN1, IIN2

5.0

4.0

3.0

2.0

1.0

0.0

VOUT [V]

1000

500

700

800

300

100

200

400

600

900

ISS1

ISS2

(3) Current consumption during power-off (ISSS) vs. Operating input voltage (VIN), Output voltage (VOUT)

4.5

4.0

3.5

3.0

2.5

2.0

1.5

1.0

0.5

0.0

VIN, VOUT [V]

1.0

0.5

0.7

0.8

0.3

0.1

0.2

0.4

0.6

0.9

(4) Oscillation frequency (fOSC) vs.

Output voltage (VOUT)

(5) Start-up oscillation frequency (fST) vs.

Operating input voltage (VIN)

5.0

4.5

4.0

3.5

3.0

2.5

2.0

1.5

1.38

1.02

1.34

1.30

1.26

1.22

1.18

1.14

1.10

1.06

VOUT [V]

4.5

4.0

3.5

3.0

2.5

2.0

1.5

1.0

0.5

0.0

VIN [V]

500

450

400

350

300

250

200

150

100

(6) Maximum duty ratio (MaxDuty) vs.

Output voltage (VOUT)

(7) Soft-start time (tSS) vs. Output voltage (VOUT)

5.0

4.5

4.0

3.5

3.0

2.5

2.0

1.5

100

VOUT [V]

5.0

4.5

4.0

3.5

3.0

2.5

2.0

1.5

1.4

1.3

1.2

1.1

1.0

0.9

VOUT [V]

VLS201610E Datasheet(PDF) 29 Page - Seiko Instruments Inc

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