KA278RA12C datasheet(9/20 Pages) FAIRCHILD

部品番号	KA278RA12C

部品情報	2A Output Low Dropout Voltage Regulators

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KA278RXXC-SERIES

9

Typical Performance Characteristics (Continued)

-25

TEMPERATURE Tj(oC)

15

10

5

20

0

Output Current(A)

3.0

5.0

01.0

2.0

4.0

80

60

20

100

0

40

6.0

10

Input Ripple Frequency (KHz)

50

40

30

20

0

0.1

100

1

10

60

70

Tj = 25 oC

VIN = 7V

IO =1A

∆VIN = 0.5Vrms

Time (

µs)

20

15

10

5

7

0

515

25

30

0

-5

-10

-15

-20

-25

8

25

35

45

Time (

µs)

2.0

1.5

1.0

0.5

0

10

20

2.5

3.0

0.0

-0.5

-1.0

-1.5

-2.0

-2.5

2.0

30

40

0123

456

3.50

3.75

4.00

4.25

4.50

4.75

Input-output differential voltage Vin-Vo (V)

Figure 7. Power Dissipation vs. Temperature(Tj)

Figure 8. Overcurrent Protection Characteristics

Figure 9. Ripple Rejection vs. Input Ripple Frequency

Figure 10. Line Transient Response

Figure 11. Load Transient Response

(Typical value)

Figure 12. Output Peak Currenrt vs.

Input-Output Differential Voltage

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同様の説明 - KA278RA12C

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