SL2980 datasheet(14/23 Pages) SII

14 / 23 page

HIGH RIPPLE-REJECTION AND LOW DROPOUT CMOS VOLTAGE REGULATOR

S-L2980 Series

Rev.5.1_00

Seiko Instruments Inc.

Typical Characteristics

1. Output Voltage versus Output Current (When Load Current Increases)

S-L2980A15 (Ta=25°C)

S-L2980A30 (Ta=25°C)

0.0

0.5

1.0

1.5

2.0

100

200

300

400

500

IOUT [mA]

VIN=1.8 V

2.0 V

10 V

3.0 V

2.5 V

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

100

200

300

400

500

IOUT [mA]

VIN=3.3 V

3.5 V

4.0 V

10 V

5.0 V

S-L2980A50 (Ta=25°C)

0.0

1.0

2.0

3.0

4.0

5.0

6.0

100

200

300

400

500

IOUT [mA]

VIN=5.3 V

5.5 V

7.0 V

6.0 V

10 V

Remark In determining output current, attention

should be paid to the followings.

1) The minimum output current value

and footnote *5 in the Table 4 for the

“ Electrical Characteristics”.

2) The package power dissipation

2. Maximum Output Current versus Input Voltage

S-L2980A15 (Short-circuit protection included)

S-L2980A30 (Short-circuit protection included)

100

200

300

400

500

VIN [V]

Ta=–40°C

25°C

85°C

100

200

300

400

500

VIN [V]

Ta=–40°C

25°C

85°C

S-L2980A50 (Short circuit protection included)

100

200

300

400

500

VIN [V]

Ta=–40°C

25°C

85°C

Remark In determining output current, attention

should be paid to the followings.

1) The minimum output current value

and footnote *5 in the Table 4 for the

“ Electrical Characteristics”.

2) The package power dissipation

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