KA79L24AZTA_Q データシートの表示（PDF） - Fairchild Semiconductor

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KA79L24AZTA_Q

3-Terminal 0.1A Negative Voltage Regulator

Fairchild Semiconductor 

KA79LXXA

Electrical Characteristics(KA79L12A) (Continued)

(VI = -19V, IO = 40mA, CI = 0.33µF, CO = 0.1µF, 0°C ≤TJ ≤ +125°C, unless otherwise specified)

Parameter

Symbol

Conditions

Min. Typ. Max. Unit

Output Voltage

VO TJ = +25°C

-11.5 -12.0 -12.5 V

Line Regulation (Note1)

∆VO TJ = +25°C

-14.5V ≥ VI ≥ -27V

-16V ≥ VI ≥ -27V

-

- 250 mV

-

- 200 mV

Load Regulation (Note1)

∆VO TJ = +25°C

1.0mA ≤ IO ≤ 100mA -

1.0mA ≤ IO ≤ 40mA -

- 100 mV

- 50 mV

Output Voltage

VO

-14.5V >VI > -27V, 1.0mA ≤ IO ≤ 40mA -11.4 - -12.6 V

VI = -19V, 1.0mA ≤ IO ≤ 70mA

-11.4 - -12.6 V

Quiescent Current

TJ = +25°C

IQ

TJ = +125°C

-

- 6.0

mA

-

- 6.5

Quiescent Current With Line ∆IQ

Change

With Load ∆IQ

-16V ≥ VI ≥ -27V

1.0mA ≤ IO ≤ 40mA

-

- 1.5 mA

-

- 0.1 mA

Output Noise Voltage

VN TA = +25°C,10Hz ≤ f ≤ 100kHz

- 80 - µV

Ripple Rejection

RR

f = 120Hz, -15V ≥ VI ≥ -25V

TJ = +25°C

37 42 - dB

Dropout Voltage

VD TJ = +25°C

- 1.7 -

V

Note

1. Load and line regulation are specified at constant junction temperature. Change in VO due to heating effects must be taken

into account separately. Pulse testing with low duty is used.

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