SC21152

7

Typical Characteristics

Frequency vs load - 5VIN, PWM operation

3.6

3.7

3.8

3.9

4.0

4.1

4.2

4.3

4.4

0.5

0.6

0.7

0.8

0.9

1.0

1.1

1.2

Load (A)

0.8V

1.0V

1.2V

1.5V

1.8V

2.2V

2.5V

3.3V

Frequency vs load - 3.3VIN, PWM operation

3.6

3.7

3.8

3.9

4.0

4.1

4.2

4.3

4.4

0.5

0.6

0.7

0.8

0.9

1.0

1.1

1.2

Load (A)

0.8V

1.0V

1.2V

1.5V

1.8V

Frequency vs load - 2.3VIN, PWM operation

3.6

3.7

3.8

3.9

4.0

4.1

4.2

4.3

4.4

0.5

0.6

0.7

0.8

0.9

1.0

1.1

1.2

Load (A)

0.8V

1.0V

Quiescent Current vs Output Voltage

16

18

20

22

24

26

28

30

0.8

1.2

1.6

2.0

2.4

2.8

3.2

VOUT (V)

2.3V

3.3V

4.2V

5.0V

RDS

80

120

160

200

240

280

320

360

2.3

2.7

3.1

3.5

3.9

4.3

4.7

5.1

5.5

VIN (V)

High-side

Low-side

VIN = 5.0V, VOUT as shown, Load = 0.5A to 1.2A

VIN = 3.3V, VOUT as shown, Load = 0.5A to 1.2A

VIN = 2.3V, VOUT as shown, Load = 0.5A to 1.2A

VIN as shown, VOUT as shown, no load, Rbot = 100kΩ

RDS

80

100

120

140

160

180

200

220

240

260

280

-40 -25 -10

5

20

35

50

65

80

95 110 125

Junction Temperature (°C)

High-side

Low-side

VIN = 2.3V, VOUT as shown, Load = 0.5A to 1.2A

VIN = 2.3V, 3.3V,. 4.2V, 5.0V. VOUT as shown., no load, Rbot = 100kΩ