SS6612 View Datasheet(PDF) - Silicon Standard Corp.

Part Name

Description

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SS6612

High-Efficiency Synchronous Step-up DC/DC Converter with Selectable Current Limit

Silicon Standard Corp. 

SS6612

ELECTRICAL CHARACTERISTICS

(VIN = 2.0V, VOUT = 3.3V (FB = VOUT), RL = ∝, TA = 25°C,

unless otherwise specified.)

PARAMETER

TEST CONDITIONS

Minimum Input Voltage

Operating Voltage

Start-Up Voltage

RL=3kΩ (Note1)

Start-Up Voltage Temp. Coeff.

Output Voltage Range

VIN<VOUT

Output Voltage

FB = VOUT

FB=OUT CLSEL=OUT

Steady State Output Current (VOUT =3.3V) CLSEL=GND

(Note 2)

FB=GND CLSEL=OUT

(VOUT =5.0V) CLSEL=GND

Reference Voltage

IREF= 0

Reference Voltage Temp. Coeff.

Reference Load Regulation IREF = 0 to 100µA

Reference Line Regulation VOUT = 1.8V to 5.5V

FB, LBI Input Threshold

Internal switch On-Resistance ILX = 100mA

LX Switch Current Limit

CLSEL=OUT

CLSEL=GND

LX Leakage Current

VLX=0V~4V; VOUT=4V

Operating Current into OUT

(Note 3)

VFB = 1.4V , VOUT = 3.3V

Shutdown Current into OUT SHDN = GND

Efficiency

VOUT= 3.3V ,ILOAD = 200mA

VOUT = 2V ,ILOAD = 1mA

MIN.

1.1

1.8

3.17

300

150

180

90

1.199

1.199

0.80

0.50

TYP.

0.7

0.8

-2

3.3

350

300

230

160

1.23

0.024

10

5

1.23

0.3

1.0

0.65

0.05

MAX. UNIT

V

5.5

V

1.1

V

mV/°C

5.5

3.43

V

mA

1.261

V

mV/°C

30

mV

10 mV/V

1.261

V

0.6

Ω

1.25

A

0.85

1

µA

20

35

µA

0.1

1

µA

90

%

85

Rev.2.02 12/06/2003

www.SiliconStandard.com

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