MC78L05ACD - Boca Semiconductor

MC78LXXA (LM78LXX, KA78LXXA) FIXED VOLTAGE REGULATOR (POSITIVE)

3-TERMINAL 0.1A POSITIVE VOLTAGE

REGULATORS

The MC78LXX series of fixed voltage monolithic integrated circuit

voltage regulators are suitable for application that required supply

up to 100mA.

FEATURES

• Maximum Output Current of 100mA

• Output Voltage of 5V, 6V, 8V, 9V, 10V, 12V, 15V, 18V and 24V

• Thermal Overload Protection

• Short Circuit Current Limiting

• Output Voltage Offered in ± 5% Tolerance

ORDERING INFORMATION

BLOCK DIAGRAM

VI3

2GND V0

1

I

RSC

REFERENCE VOLTAGE

SHORT CIRCUIT

PROTECTION

THERMAL SHUTDOWN

CIRCUIT

+

-

Device Package Operating Temperature

MC78LXXACP (LM78LXXACZ) (KA78LXXAZ) TO-92 - 45 ~ + 125°C °

MC78LXXACD (KA78LXXAD) 8 SOP 0 ~ + 125°C

TO-92

1: Output 2: GND 3: Input

8 SOP

1: Output 2: GND 3: GND 4: NC

5: NC 6: GND 7: GND 8: Input



1999 Fairchild Semiconductor Corporation

Rev. C

This Material Copyrighted By Its Respective Manufacturer

Boca Semiconductor Corp. (BSC)

MC78LXXA (LM78LXX, KA78LXXA) FIXED VOLTAGE REGULATOR (POSITIVE)

ABSOLUTE MAXIMUM RATINGS (TA = 25 °C, unless otherwise specified)

Characteristic Symbol Value Unit

Input Voltage (for VO = 5V, 8V)

(for VO = 12V, 15V) VI30

35 V

V

Operating Junction Temperature Range TJ0 ~ +150 °C

Storage Temperature Range TSTG -65 ~ +150 °C

LM78L05 ELECTRICAL CHARACTERISTICS

(VI = 10V, IO = 40mA, 0 °C ≤ TJ ≤ 125 °C, CI = 0.33 µF, CO = 0.1µF, unless otherwise specified. (Note 1)

Characteristic Symbol Test Conditions Min Typ Max Unit

Output Voltage VO TJ = 25 °C4.8 5.0 5.2 V

7V ≤ VI ≤ 20V 8 150 mV

8V ≤ VI ≤ 20V 6 100 mV

1mA ≤ IO ≤ 100mA 11 60 mV

1mA ≤ IO ≤ 40mA 5.0 30 mV

7V ≤VI ≤ 0V 1mA ≤ IO ≤ 40mA 5.25 V

Output Voltage VO7V ≤VI ≤ VMAX

(Note 2) 1mA ≤ IO ≤ 70mA 4.75 5.25 V

Quiescent Current IQTJ = 25 °C2.0 5.5 mA

Quiescent Current with line ∆IQ8V ≤VI ≤ 20V 1.5 mA

Change with load ∆IQ1mA ≤ IO ≤ 40 mA 0.1 mA

Output Noise Voltage VNTA = 25 °C, 10Hz ≤ f ≤ 100KHz 40 µV/VO

Temperature Coefficient of VOIO = 5mA -0.65 mV/ °C

Ripple Rejection RR f = 120Hz, 8V ≤ VI ≤ 18V, TJ = 25 °C41 80 dB

Dropout Voltage VDTJ = 25 °C1.7 V

Line Regulation

∆

VOTJ = 25

°

C

TJ = 25

°

C

∆

VO

Load Regulation

∆

VO/

∆

T

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MC78LXXA (LM78LXX, KA78LXXA) FIXED VOLTAGE REGULATOR (POSITIVE)

LM78L06 ELECTRICAL CHARACTERISTICS

(VI = 12V, IO = 40mA, 0 °C ≤ TJ ≤ 125 °C , CI = 0.33µF, CO = 0.1µF, unless otherwise specified. (Note 1)

LM78L08 ELECTRICAL CHARACTERISTICS

(VI = 14V, IO = 40mA, 0 °C ≤ TJ ≤ 125 °C, CI = 0.33 µF, CO = 0.1µF, unless otherwise specified. (Note 1)

Characteristic Symbol Test Conditions Min Typ Max Unit

Output Voltage VO TJ = 25 °C5.75 6.0 6.25 V

8.5V < VI < 20V 64 175 mV

9V ≥ VI ≥ 20V 54 125 mV

1mA < IO < 100mA 12.8 80 mV

1mA < IO < 70mA 5.8 40 mV

8.5 < VI < 20V, 1mA < IO < 40mA 5.7 6.3

8.5 < VI < VMAX(Note), 1mA < IO < 70mA 5.7 6.3

TJ = 25 °C3.9 6.0

TJ = 125 °C5.5

Quiescent Current with line ∆IQ9 < VI < 20V 1.5

Change with load ∆IQ1mA < IO< 40mA 0.1

Output Noise Voltage VNTA = 25 °C, 10Hz < f < 100KHz 40 µV/VO

Temperature Coefficient of VOIO = 5mA 0.75 mV/ °C

Ripple Rejection RR f = 120Hz, 10V < VI < 20V, TJ = 25 °C40 46 dB

Dropout Voltage VDTJ = 25 °C1.7 V

Characteristic Symbol Test Conditions Min Typ Max Unit

Output Voltage VO TJ = 25 °C7.7 8.0 8.3 V

10.5V ≤ VI ≤ 23V 10 175 mV

11V ≤ VI ≤ 23V 8 125 mV

1mA ≤ IO ≤ 100mA 15 80 mV

1mA ≤ IO ≤ 40mA 8.0 40 mV

10.5V ≤ VI ≤ 23V 1mA ≤ IO ≤ 40mA 7.6 8.4 V

Output Voltage VO10.5V ≤ VI ≤ VMAX

(Note 2) 1mA ≤ IO ≤ 70mA 7.6 8.4 V

Quiescent Current IQTJ = 25 °C2.0 5.5 mA

Quiescent Current with line ∆IQ11V ≤ VI ≤ 23V 1.5 mA

Change with load ∆IQ1mA ≤ IO ≤ 40mA 0.1 mA

Output Noise Voltage VNTA = 25 °C, 10Hz ≤ f ≤100KHz 60 µV/VO

Temperature Coefficient of VOIO = 5mA -0.8

Ripple Rejection RR f = 120Hz, 11V ≤ VI ≤ 21V, TJ = 25 °C39 70 dB

Dropout Voltage VDTJ = 25 °C1.7 V

Line Regulation

∆

VO

∆

VO

TJ =25

°

C

TJ =25

°

C

TJ =25

°

C

TJ =25

°

C

∆

VO

∆

VO

Load Regulation

∆

VO/

∆

T

∆

VO/

∆

T

Output Voltage VOV

mA

Quiescent Current IQ

mV/

°

C

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MC78LXXA (LM78LXX, KA78LXXA) FIXED VOLTAGE REGULATOR (POSITIVE)

LM78L09 ELECTRICAL CHARACTERISTICS

(VI = 15V, IO = 40mA, 0 °C ≤ TJ ≤ 125 °C, CI = 0.33 µF, CO = 0.1µF, unless otherwise specified. (Note 1)

LM78L10 ELECTRICAL CHARACTERISTICS

(VI = 16V, IO = 40mA, 0 °C < TJ < 125 °C, CI = 0.33 µF, CO = 0.1µF, unless otherwise specified. (Note 1)

Characteristic Symbol Test Conditions Min Typ Max Unit

Output Voltage VO TJ = 25 °C8.64 9.0 9.36 V

11.5V ≤ VI ≤ 24V 90 200 mV

13V ≤ VI ≤ 24V 100 150 mV

1mA ≤ IO ≤ 100mA 20 90 mV

1mA ≤ IO ≤ 40mA 10 45 mV

11.5V ≤ VI ≤ 24V 1mA ≤ IO ≤ 40mA 8.55 9.45 V

Output Voltage VO11.5V ≤ VI ≤ VMAX

(Note 2) 1mA ≤ IO ≤ 70mA 8.55 9.45 V

Quiescent Current IQTJ = 25 °C2.1 6.0 mA

Quiescent Current with line ∆IQ13V ≤ VI ≤ 24V 1.5 mA

Change with load ∆IQ1mA ≤ IO ≤ 40mA 0.1 mA

Output Noise Voltage VNTA = 25 °C, 10Hz ≤ f ≤ 100KHz 70 µV/VO

Temperature Coefficient of VOIO = 5mA -0.9

Ripple Rejection RR f = 120Hz, 12V ≤ VI ≤ 22V, TJ = 25 °C38 44 dB

Dropout Voltage VDTJ = 25 °C1.7 V

Characteristic Symbol Test Conditions Min Typ Max Unit

Output Voltage VO TJ = 25 °C9.6 10.0 10.4 V

12.5 < VI < 25V 100 220 mV

14V ≥ VI ≥ 25V 100 170 mV

1mA < IO< 100mA 20 94 mV

1mA < IO < 70mA 10 47 mV

12.5 < VI < 25V, 1mA < IO < 40mA 9.5 10.5

12.5 < VI < VMAX(Note), 1mA < IO < 70mA 9.5 10.5

TJ = 25 °C4.2 6.5

TJ = 125 °C6.0

Quiescent Current with line ∆IQ12.5 < VI < 25V 1.5

Change with load ∆IQ1mA < IO < 40mA 0.1

Output Noise Voltage VNTA = 25 °C, 10Hz < f < 100KHz 74 µV/VO

Temperature Coefficient of VOIO = 5mA 0.95 mV/ °C

Ripple Rejection RR f = 120Hz, 15V < VI < 25V, TJ = 25 °C38 43 dB

Dropout Voltage VDTJ = 25 °C1.7 V

Line Regulation

∆

VO

∆

VO

TJ =25

°

C

TJ =25

°

C

TJ =25

°

C

mV/

°

C

TJ =25

°

C

∆

VO

∆

VO

Load Regulation

∆

VO/

∆

T

∆

VO/

∆

T

Output Voltage VOV

mA

Quiescent Current

I

Q

This Material Copyrighted By Its Respective Manufacturer

MC78LXXA (LM78LXX, KA78LXXA) FIXED VOLTAGE REGULATOR (POSITIVE)

LM78L12 ELECTRICAL CHARACTERISTICS

(VI = 19V, IO = 40mA, 0 °C ≤TJ ≤ 125 °C, CI = 0.33 µF, CO = 0.1µF, unless otherwise specified. (Note 1)

LM78L15 ELECTRICAL CHARACTERISTICS

(VI = 23V, IO = 40mA, 0 °C ≤ TJ ≤ 125°C, CI = 0.33 µF, CO = 0.1µF, unless otherwise specified. (Note 1)

Characteristic Symbol Test Conditions Min Typ Max Unit

Output Voltage VO TJ = 25 °C11.5 12 12.5 V

14.5V ≤ VI ≤ 27V 20 250 mV

16V ≤ VI ≤ 27V 15 200 mV

1mA ≤ IO ≤ 100mA 20 100 mV

1mA ≤ IO ≤ 40mA 10 50 mV

14.5V ≤ VI ≤ 27V 1mA ≤ IO ≤ 40mA 11.4 12.6 V

Output Voltage VO14.5V ≤ VI ≤ VMAX

(Note 2) 1mA ≤ IO ≤ 70mA 11.4 12.6 V

Quiescent Current IQTJ = 25 °C2.1 6.0 mA

Quiescent Current with line ∆IQ16V ≤ VI ≤ 27V 1.5 mA

Change with load ∆IQ1mA ≤ IO ≤ 40mA 0.1 mA

Output Noise Voltage VNTA = 25 °C, 10Hz ≤ f ≤ 100KHz 80 µV/VO

Temperature Coefficient of VOIO = 5mA -1.0

Ripple Rejection RR f = 120Hz, 15V ≤ VI ≤ 25V, TJ = 25 °C37 65 dB

Dropout Voltage VDTJ = 25 °C1.7 V

Characteristic Symbol Test Conditions Min Typ Max Unit

Output Voltage VO TJ = 25 °C14.4 15 15.6 V

17.5V ≤ VI ≤ 30V 25 300 mV

20V ≤ VI ≤ 30V 20 250 mV

1mA ≤ IO ≤ 100mA 25 150 mV

1mA ≤ IO ≤ 40mA 12 75 mV

17.5V ≤ VI ≤ 30V 1mA ≤ IO ≤ 40mA 14.25 15.75 V

Output Voltage VO17.5V ≤ VI ≤ VMAX

(Note 2) 1mA ≤ IO ≤ 70mA 14.25 15.75 V

Quiescent Current IQTJ = 25 °C2.1 6.0 mA

Quiescent Current with line ∆IQ20V ≤ VI ≤ 30V 1.5 mA

Change with load ∆IQ1mA ≤ IO ≤ 40mA 0.1 mA

Output Noise Voltage VNTA = 25 °C, 10Hz ≤ f ≤ 100KHz 90 µV/VO

Temperature Coefficient of VOIO = 5mA -1.3 mV/ °C

Ripple Rejection RR f = 120Hz, 18.5V ≤ VI ≤ 28.5V, TJ = 25 °C34 60 dB

Dropout Voltage VDTJ = 25 °C1.7 V

Line Regulation

∆

VO

∆

VO

TJ =25

°

C

TJ =25

°

C

TJ =25

°

C

mV/

°

C

TJ =25

°

C

∆

VO

∆

VO

Load Regulation

∆

VO/

∆

T

∆

VO/

∆

T

This Material Copyrighted By Its Respective Manufacturer

MC78LXXA (LM78LXX, KA78LXXA) FIXED VOLTAGE REGULATOR (POSITIVE)

LM78L18 ELECTRICAL CHARACTERISTICS

(VI = 27V, IO = 40mA, 0 °C ≤ TJ ≤ 125 °C, CI = 0.33 µF, CO = 0.1µF, unless otherwise specified. (Note 1)

LM78L24 ELECTRICAL CHARACTERISTICS

(VI = 33V, IO = 40mA, 0 °C ≤ TJ ≤ 125 °C, CI = 0.33 µF, CO = 0.1µF, unless otherwise specified. (Note 1)

Notes

1. The maximum steady state usable output current and input voltage are very dependent on the heat sinking and/or lead

length of the package. The data above represent pulse test conditions with junction temperature as indicated at the initiation

of tests.

2. Power dissipation ≤ 0.75W.

Characteristic Symbol Test Conditions Min Typ Max Unit

Output Voltage VO TJ = 25 °C17.3 18 18.7 V

21V ≤ VI ≤ 33V 145 300 mV

22V ≤ VI ≤ 33V 135 250 mV

1mA ≤ IO≤100mA 30 170 mV

1mA ≤ IO ≤ 40mA 15 85 mV

21V ≤ VI ≤ 33V 1mA ≤ IO ≤ 40mA 17.1 18.9 V

Output Voltage VO21V ≤ VI ≤ VMAX

(Note 2) 1mA ≤ IO ≤ 70mA 17.1 18.9 V

Quiescent Current IQTJ = 25 °C2.2 6.0 mA

Quiescent Current with line ∆IQ21V ≤ VI ≤ 33V 1.5 mA

Change with load ∆IQ1mA ≤ IO ≤ 40mA 0.1 mA

Output Noise Voltage VNTA = 25 °C, 10Hz ≤ f ≤ 100KHz 150 µV/VO

Temperature Coefficient of VOIO = 5mA -1.8 mV/ °C

Ripple Rejection RR f = 120Hz, 23V ≤ VI ≤ 33V, TJ = 25 °C34 48 dB

Dropout Voltage VDTJ = 25 °C1.7 V

Characteristic Symbol Test Conditions Min Typ Max Unit

Output Voltage VO TJ = 25 °C23 24 25 V

27V ≤ VI ≤ 38V 160 300 mV

28V ≤ VI ≤ 38V 150 250 mV

1mA ≤ IO ≤ 100mA 40 200 mV

1mA ≤ IO ≤ 40mA 20 100 mV

27V ≤ VI ≤ 38V 1mA ≤ IO ≤ 40mA 22.8 25.2 V

Output Voltage VO27V ≤ VI ≤ VMAX

(Note 2) 1mA ≤ IO ≤ 70mA 22.8 25.2 V

Quiescent Current IQTJ = 2 5°C2.2 6.0 mA

Quiescent Current with line ∆IQ28V ≤ VI ≤ 38V 1.5 mA

Change with load ∆IQ1mA ≤ IO ≤ 40mA 0.1 mA

Output Noise Voltage VNTA = 25 °C, 10Hz ≤ f ≤ 100KHz 200 µV/VO

Temperature Coefficient of VOIO = 5mA -2.0 mV/ °C

Ripple Rejection RR f = 120Hz, 28V ≤ VI ≤ 38V, TJ = 25 °C34 45 dB

Dropout Voltage VDTJ = 25 °C1.7 V

Line Regulation

∆

VO

∆

VO

TJ =25

°

C

TJ =25

°

C

TJ =25

°

C

TJ =25

°

C

∆

VO

∆

VO

Load Regulation

∆

VO/

∆

T

∆

VO/

∆

T

This Material Copyrighted By Its Respective Manufacturer

MC78LXXA (LM78LXX, KA78LXXA) FIXED VOLTAGE REGULATOR (POSITIVE)

TYPICAL APPLICATION

KA78LXXA

NOTE 1

INPUT OUTPUT

1(1)

2(2,3,6,7)

3(8)

C1

0.33 µF

NOTE 2 0. 1

NOTE 2

µF

’( )’ : 8SOP Type

Notes

1. To specify an output voltage, substitute voltage value for “XX”.

2. Bypass Capacitors are recommend for optimum stability and transient response and should be located as close as

possible to the regulator

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