MC79L12AB Просмотр технического описания (PDF) - ON Semiconductor

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MC79L12AB

100 mA Negative Voltage Regulators

ON Semiconductor 

MC79L00A Series

ELECTRICAL CHARACTERISTICS (VI = −27 V, IO = 40 mA, CI = 0.33 mF, CO = 0.1 mF, −40°C < TJ +125°C (for MC79LXXAB),

0°C < TJ < +125°C (for MC79LXXAC), unless otherwise noted).

MC79L18AC

Characteristics

Symbol

Min

Typ

Max

Unit

Output Voltage (TJ = +25°C)

VO

−17.3

−18

−18.7

Vdc

Input Regulation (TJ = +25°C)

−20.7 Vdc ≥ VI ≥ −33 Vdc

−21.4 Vdc ≥ VI ≥ −33 Vdc

−22 Vdc ≥ VI ≥ −33 Vdc

−21 Vdc ≥ VI ≥ −33 Vdc

Regline

−

−

−

−

mV

−

325

−

−

−

−

−

275

Load Regulation

TJ = +25°C, 1.0 mA ≤ IO ≤ 100 mA

1.0 mA ≤ IO ≤ 40 mA

Regload

−

−

mV

−

170

−

85

Output Voltage

−20.7 Vdc ≥ VI ≥ −33 Vdc, 1.0 mA ≤ IO ≤ 40 mA

−21.4 Vdc ≥ VI ≥ −33 Vdc, 1.0 mA ≤ IO ≤ 40 mA

VI = −27 Vdc, 1.0 mA ≤ IO ≤ 70 mA

Input Bias Current

(TJ = +25°C)

(TJ = +125°C)

VO

Vdc

−17.1

−

−18.9

−

−

−

−17.1

−

−18.9

IIB

−

−

mA

−

6.5

−

6.0

Input Bias Current Change

−21 Vdc ≥ VI ≥ −33 Vdc

−27 Vdc ≥ VI ≥ −33 Vdc

1.0 mA ≤ IO ≤ 40 mA

IIB

−

−

−

mA

−

1.5

−

−

−

0.1

Output Noise Voltage (TA = +25°C, 10 Hz ≤ f ≤ 100 kHz)

Vn

−

150

−

mV

Ripple Rejection (−23 ≤ VI ≤ −33 Vdc, f = 120 Hz, TJ = +25°C)

Dropout Voltage IO = 40 mA, TJ = +25°C

RR

33

48

|VI−VO|

−

1.7

−

dB

−

Vdc

ELECTRICAL CHARACTERISTICS (VI = −33 V, IO = 40 mA, CI = 0.33 mF, CO = 0.1 mF, −40°C < TJ +125°C (for MC79LXXAB),

0°C < TJ < +125°C (for MC79LXXAC), unless otherwise noted).

MC79L24AC

Characteristics

Symbol

Min

Typ

Max

Unit

Output Voltage (TJ = +25°C)

VO

−23

−24

−25

Vdc

Input Regulation (TJ = +25°C)

−27 Vdc ≥ VI ≥ −38 Vdc

−27.5 Vdc ≥ VI ≥ −38 Vdc

−28 Vdc ≥ VI ≥ −38 Vdc

Regline

−

−

−

mV

−

350

−

−

−

300

Load Regulation

TJ = +25°C, 1.0 mA ≤ IO ≤ 100 mA

1.0 mA ≤ IO ≤ 40 mA

Regload

−

−

mV

−

200

−

100

Output Voltage

−27 Vdc ≥ VI ≥ −38 V, 1.0 mA ≤ IO ≤ 40 mA

−28 Vdc ≥ VI ≥ −38 Vdc, 1.0 mA ≤ IO ≤ 40 mA

VI = −33 Vdc, 1.0 mA ≤ IO ≤ 70 mA

VO

Vdc

−22.8

−

−25.2

−

−

−

−22.8

−

−25.2

Input Bias Current

(TJ = +25°C)

(TJ = +125°C)

IIB

−

−

mA

−

6.5

−

6.0

Input Bias Current Change

−28 Vdc ≥ VI ≥ −38 Vdc

1.0 mA ≤ IO ≤ 40 mA

DIIB

−

−

mA

−

1.5

−

0.1

Output Noise Voltage (TA = +25°C, 10 Hz ≤ f ≤ 100 kHz)

Ripple Rejection (−29 ≤ VI ≤ −35 Vdc, f = 120 Hz, TJ = +25°C)

Dropout Voltage IO = 40 mA, TJ = +25°C

Vn

−

200

RR

31

47

|VI−VO|

−

1.7

−

mV

−

dB

−

Vdc

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