Siricinco Semiconductor

Product introduction

Low power LDO SK1503

SK1503 ultra-low static current regulator has the characteristics of low buck and low current in standby mode.

Product selection

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2024-06-29 11:04:14

Product characteristics

·Input voltage up to 6V ·Output current 300mA, support 450mA peak output ·Ultra-low quiescent current 1μA ·Typical voltage difference is 400mV at an output current of 300mA
encapsulation type

SOT89-3, SOT23-5, DFN1x1_4L
Typical application

·Portable, battery-powered equipment ·Ultra-low power microcontroller ·Notebook computer ·Handheld devices

Product model

Vin

Vout

Iout(Max)

Output voltage accuracy

Vdrop

Static current

Static current at turn-off

Enable control

Overheat protection

short circuit protection

Output undervoltage protection

operating temperature range
(TJ)

encapsulation type

Remarks

SK1503

2.5V~5.5V

1.3V~5.0V

300mA

±2%

400mV

1 μ A

\

Y

N

0 °C ~ 100 °C

SOT23-5

SK1503

2.5V~5.5V

1.3V~5.0V

300mA

±2%

400mV

1 μ A

\

N

Y

N

0 °C ~ 100 °C

SOT89-3

SK1503

2.5V~5.5V

1.3V~5.0V

300mA

±2%

400mV

1 μ A

\

Y

N

0 °C ~ 100 °C

DFN1x1-4L

SK2202A15

2.7V~24V

1.5V

150mA

±2%

1200mV

1.5 μ A

\

N

Y

N

-40 °C ~ 125 °C

SOT223

SK2202A15

2.7V~24V

1.5V

150mA

±2%

1200mV

1.5 μ A

\

N

Y

N

-40 °C ~ 125 °C

SOT23-3

SK2202A18

2.7V~24V

1.8V

150mA

±2%

1200mV

1.5 μ A

\

N

Y

N

-40 °C ~ 125 °C

SOT223

SK2202A18

2.7V~24V

1.8V

150mA

±2%

1200mV

1.5 μ A

\

N

Y

N

-40 °C ~ 125 °C

SOT23-3

SK2202A25

2.7V~24V

2.5V

150mA

±2%

1200mV

1.5 μ A

\

N

Y

N

-40 °C ~ 125 °C

SOT223

SK2202A25

2.7V~24V

2.5V

150mA

±2%

1200mV

1.5 μ A

\

N

Y

N

-40 °C ~ 125 °C

SOT23-3

SK2202A33

2.7V~24V

3.3V

150mA

±2%

1200mV

1.5 μ A

\

N

Y

N

-40 °C ~ 125 °C

SOT223

SK2202A33

2.7V~24V

3.3V

150mA

±2%

1200mV

1.5 μ A

\

N

Y

N

-40 °C ~ 125 °C

SOT23-3

SK2202A50

2.7V~24V

5.0V

150mA

±2%

1200mV

1.5 μ A

\

N

Y

N

-40 °C ~ 125 °C

SOT223

SK2202A50

2.7V~24V

5.0V

150mA

±2%

1200mV

1.5 μ A

\

N

Y

N

-40 °C ~ 125 °C

SOT23-3

SK2402A15

2.7V~40V

1.5V

250mA

±2%

1200mV

1.5 μ A

\

N

Y

N

-40 °C ~ 125 °C

SOT23-3

SK2402A15

2.7V~40V

1.5V

250mA

±2%

1200mV

1.5 μ A

\

Y

N

-40 °C ~ 125 °C

SOT23-5

SK2402A15

2.7V~40V

1.5V

250mA

±2%

1200mV

1.5 μ A

\

N

Y

N

-40 °C ~ 125 °C

SOT89-3

SK2402A15

2.7V~40V

1.5V

250mA

±2%

1200mV

1.5 μ A

\

Y

N

-40 °C ~ 125 °C

SOT89-5

SK2402A15

2.7V~40V

1.8V

250mA

±2%

1200mV

1.5 μ A

\

Y

N

-40 °C ~ 125 °C

PSOP8

SK2402A18

2.7V~40V

1.8V

250mA

±2%

1200mV

1.5 μ A

\

N

Y

N

-40 °C ~ 125 °C

SOT23-3

SK2402A18

2.7V~40V

1.8V

250mA

±2%

1200mV

1.5 μ A

\

Y

N

-40 °C ~ 125 °C

SOT23-5

SK2402A18

2.7V~40V

1.8V

250mA

±2%

1200mV

1.5 μ A

\

N

Y

N

-40 °C ~ 125 °C

SOT89-3

SK2402A18

2.7V~40V

1.8V

250mA

±2%

1200mV

1.5 μ A

\

Y

N

-40 °C ~ 125 °C

SOT89-5

SK2402A18

2.7V~40V

1.8V

250mA

±2%

1200mV

1.5 μ A

\

Y

N

-40 °C ~ 125 °C

PSOP8

SK2402A25

2.7V~40V

2.5V

250mA

±2%

1200mV

1.5 μ A

\

N

Y

N

-40 °C ~ 125 °C

SOT23-3

SK2402A25

2.7V~40V

2.5V

250mA

±2%

1200mV

1.5 μ A

\

Y

N

-40 °C ~ 125 °C

SOT23-5

SK2402A25

2.7V~40V

2.5V

250mA

±2%

1200mV

1.5 μ A

\

N

Y

N

-40 °C ~ 125 °C

SOT89-3

SK2402A25

2.7V~40V

2.5V

250mA

±2%

1200mV

1.5 μ A

\

Y

N

-40 °C ~ 125 °C

SOT89-5

SK2402A25

2.7V~40V

2.5V

250mA

±2%

1200mV

1.5 μ A

\

Y

N

-40 °C ~ 125 °C

PSOP8

SK2402A33

2.7V~40V

3.3V

250mA

±2%

1200mV

1.5 μ A

\

N

Y

N

-40 °C ~ 125 °C

SOT23-3

SK2402A33

2.7V~40V

3.3V

250mA

±2%

1200mV

1.5 μ A

\

Y

N

-40 °C ~ 125 °C

SOT23-5

SK2402A33

2.7V~40V

3.3V

250mA

±2%

1200mV

1.5 μ A

\

N

Y

N

-40 °C ~ 125 °C

SOT89-3

SK2402A33

2.7V~40V

3.3V

250mA

±2%

1200mV

1.5 μ A

\

Y

N

-40 °C ~ 125 °C

SOT89-5

SK2402A33

2.7V~40V

3.3V

250mA

±2%

1200mV

1.5 μ A

\

Y

N

-40 °C ~ 125 °C

PSOP8

SK2402A50

2.7V~40V

5.0V

250mA

±2%

1200mV

1.5 μ A

\

N

Y

N

-40 °C ~ 125 °C

SOT23-3

SK2402A50

2.7V~40V

5.0V

250mA

±2%

1200mV

1.5 μ A

\

Y

N

-40 °C ~ 125 °C

SOT23-5

SK2402A50

2.7V~40V

5.0V

250mA

±2%

1200mV

1.5 μ A

\

N

Y

N

-40 °C ~ 125 °C

SOT89-3

SK2402A50

2.7V~40V

5.0V

250mA

±2%

1200mV

1.5 μ A

\

Y

N

-40 °C ~ 125 °C

SOT89-5

SK2402A50

2.7V~40V

5.0V

250mA

±2%

1200mV

1.5 μ A

\

Y

N

-40 °C ~ 125 °C

PSOP8

SK6031

3.5V~5.0V

3.3V

250mA

±2%

250mV

2.0 μ A

\

Y

N

-40 °C ~ 85 °C

SOT23-5

SK6031

3.5V~5.0V

3.3V

250mA

±2%

250mV

2.0 μ A

\

Y

N

-40 °C ~ 85 °C

DFN1x1-4L

SK2202

SK2202 ultra-low static current regulator has the characteristics of low buck and low current in standby mode.

Product characteristics

·Input voltage up to 24V ·Output current 150mA ·Ultra-low quiescent current 1.5μA ·Typical voltage difference is 1200mV at an output current of 150mA
encapsulation type

SOT89-3 、 SOT23-5 、 DFN1x1_4L
Typical application

·Portable, battery-powered equipment ·Ultra-low power microcontroller ·Notebook computer ·Handheld devices

SK2402

The SK2402 ultra-low quiescent current regulator features low buck and low current in standby mode.

Product characteristics

·Input voltage up to 40V ·Output current 250mA ·Ultra-low quiescent current 1.5μA ·Typical voltage difference is 1200mV at an output current of 250mA
encapsulation type

SOT23-3 、 SOT23-5 、 SOT89-3 、 SOT89-5 、 PSOP8
Typical application

·Electricity, water and gas meters ·Fire alarms, smoke alarms ·Household appliances

SK6031

The SK6031 ultra-low quiescent current regulator features low buck and low current in standby mode.

Product characteristics

·Maximum 5.5V input voltage range ·Output current 250mA ·Ultra-low quiescent current (IQ=2μA) ·At Iout = 250 mA, Vdrop is usually 250 mV
encapsulation type

SOT23- 5 、DFN1x1_4L
Typical application

·Portable, battery-powered equipment ·Ultra-low power microcontroller ·Smart wearable device

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