7915CT datasheet(3/16 Pages) ONSEMI

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MC7900 Series

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MC7905AC

ELECTRICAL CHARACTERISTICS (VI = −10 V, IO = 500 mA, 0°C < TJ < +125°C, unless otherwise noted.)

Characteristics

Symbol

Min

Typ

Max

Unit

Output Voltage (TJ = +25°C)

−4.9

−5.0

−5.1

Vdc

Line Regulation (Note 2)

−8.0 Vdc ≥ VI ≥ −12 Vdc; IO = 1.0 A, TJ = +25°C

−8.0 Vdc ≥ VI ≥ −12 Vdc; IO = 1.0 A

−7.5 Vdc ≥ VI ≥ −25 Vdc; IO = 500 mA

−7.0 Vdc ≥ VI ≥ −20 Vdc; IO = 1.0 A, TJ = +25°C

Regline

−

2.0

7.0

6.0

Load Regulation (Note 2)

5.0 mA ≤ IO ≤ 1.5 A, TJ = +25°C

250 mA ≤ IO ≤ 750 mA

5.0 mA ≤ IO ≤ 1.0 A

Regload

−

4.0

9.0

100

Output Voltage

−7.5 Vdc ≥ VI ≥ −20 Vdc, 5.0 mA ≤ IO ≤ 1.0 A, P ≤ 15 W

−4.80

−

−5.20

Vdc

Input Bias Current

IIB

−

4.4

8.0

Input Bias Current Change

−7.5 Vdc ≥ VI ≥ −25 Vdc

5.0 mA ≤ IO ≤ 1.0 A

5.0 mA ≤ IO ≤ 1.5 A, TJ = +25°C

DIIB

−

1.3

0.5

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

−

Ripple Rejection (IO = mA, f = 120 Hz)

−

Dropout Voltage (IO = 1.0 A. TJ = +25°C)

VI−VO

−

1.3

−

Vdc

Average Temperature Coefficient of Output Voltage

IO = 5.0 A, 0°C ≤ TJ ≤ +125°C

DVO/DT

−

−1.0

−

mV/°C

MC7905.2C

ELECTRICAL CHARACTERISTICS (VI = −10 V, IO = 500 mA, 0°C < TJ < +125°C, unless otherwise noted.)

Characteristics

Symbol

Min

Typ

Max

Unit

Output Voltage (TJ = +25°C)

−5.0

−5.2

−5.4

Vdc

Line Regulation (Note 2)

(TJ = +25°C, IO = 100 mA)

−7.2 Vdc ≥ VI ≥ −25 Vdc

−8.0 Vdc ≥ VI ≥ −12 Vdc

(TJ = +25°C, IO = 500 mA)

−7.2 Vdc ≥ VI ≥ −25 Vdc

−8.0 Vdc ≥ VI ≥ −12 Vdc

Regline

−

8.0

2.2

8.5

105

Load Regulation, TJ = +25°C (Note 2)

5.0 mA ≤ IO ≤ 1.5 A

250 mA ≤ IO ≤ 750 mA

Regload

−

4.5

105

Output Voltage

−7.2 Vdc ≥ VI ≥ −20 Vdc, 5.0 mA ≤ IO ≤ 1.0 A, P ≤ 15 W

−4.95

−

−5.45

Vdc

Input Bias Current (TJ = +25°C)

IIB

−

4.3

8.0

Input Bias Current Change

−7.2 Vdc ≥ VI ≥ −25 Vdc

5.0 mA ≤ IO ≤ 1.5 A

DIIB

−

1.3

0.5

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

−

Ripple Rejection (IO = 20 mA, f = 120 Hz)

−

Dropout Voltage (IO = 1.0 A, TJ = +25°C)

VI−VO

−

1.3

−

Vdc

Average Temperature Coefficient of Output Voltage

IO = 5.0 mA, 0°C ≤ TJ ≤ +125°C

DVO/DT

−

−1.0

−

mV/°C

2. Load and line regulation are specified at constant junction temperature. Changes in VO due to heating effects must be taken into account

separately. Pulse testing with low duty cycle is used.

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