SiP12110

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Vishay Siliconix

S14-1891-Rev. A, 15-Sep-14

3

Document Number: 64299

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

Note

RECOMMENDED OPERATING RANGE (all voltages referenced to GND = 0 V)

ELECTRICAL PARAMETER

MINIMUM

TYPICAL

MAXIMUM

UNIT

4.5

-

15

V

4.5

-

5.5

0.6

-

5.5

TEMPERATURE

Recommended Ambient Temperature

-40 to 85

°C

Operating Junction Temperature

-40 to 125

ELECTRICAL SPECIFICATIONS (test condition unless otherwise specified)

PARAMETER

SYMBOL

TEST CONDITION

LIMITS

UNIT

MIN.

TYP.

MAX.

POWER SUPPLY

Power Input Voltage Range

Note 1

4.5

-

15

V

4.555.5

Input Current

Ω,

-1.2

-

mA

Shutdown Current

EN = 0 V

-

5

8

μA

2.3

2.55

2.8

V

-

300

-

mV

CONTROLLER AND TIMING

Feedback Reference

0.596

0.600

0.604

V

0.594

0.600

0.606

-

2

200

nA

Transconductance

-1-

mS

COMP Source Current

-50-

μA

COMP Sink Current

-50-

On-Time

Ω

100

135

170

ns

Minimum Off-Time

145

200

255

Soft Start Current

357

μA

POWER MOSFETS

High-Side On Resistance

-45

67

m

Ω

Low-Side On Resistance

-27

41

FAULT PROTECTIONS

Over Current Limit

Inductor valley current

-

7.5

-

A

Output OVP Threshold

-21-

%

Output UVP Threshold

--65

-

Over Temperature Protection

Rising temperature

-

160

-

°C

Hysteresis

-

35

-

POWER GOOD

Power Good Output Threshold

-

21

-

%

-

-12.5

-

Power Good On Resistance

-30

60

Ω

Power Good Delay Time

-5-

μs

ENABLE THRESHOLD

Logic High Level

1.5

-

-

V

Logic Low Level

--

0.4