at specified junction temperature, VIN = 12V, CIN = 0.33µF, COUT = 0.1µF and IO = 40mA (unless otherwise noted)

PARAMETER

TEST CONDITIONS(1)

MIN

TYP

MAX

UNIT

ΔIQ

Quiescent current change

VIN = 8V to 20V

TJ = full range

1.5

mA

IO = 1mA to 40mA

0.01

Vn

Output noise voltage

f = 10Hz to 100kHz

TJ = 25°C

145

μV

ΔVIN/ΔVO

Ripple rejection

f = 120Hz, VIN = 10V to 20V

TJ = 25°C

40

46

dB

IPK

Peak output current

TJ = 25°C

210

mA

ΔVO/ΔT

Average output voltage

temperature coefficient

IO = 5mA

TJ = 25°C

-0.088

mV/°C

VIN(MIN)

Minimum value of input

voltage required to maintain

line regulation

ΔVO = 2% of VO

TJ = 25°C

7.7

8

V

(1)

Pulse-testing techniques maintain TJ as close to TA as possible. Thermal effects must be taken into account separately. Refer to the

Recommended Operating Conditions table for the operating temperature ranges of each package.

5.8 Electrical Characteristics: LM78L09 (Legacy Chip Only)

at specified junction temperature, VIN = 15V, CIN = 0.33µF, COUT = 0.1µF and IO = 40mA (unless otherwise noted)(1) (2)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VO

Output voltage

TJ = 25°C

8.64

9

9.36

V

VIN = 11.5V to 24V, and

IO = 1mA to 40mA(3)

TJ = full range

8.55

9.45

IO = 1mA to 70mA(3)

8.55

9.45

ΔVO

Line regulation

VIN = 11.5V to 24V

TJ = 25°C

100

200

mV

VIN = 13V to 24V

90

150

Load regulation

IO = 1mA to 100mA

TJ = 25°C

20

90

mV

IO = 1mA to 40mA

10

45

IQ

Quiescent current

TJ = 25°C

2

5.5

mA

ΔIQ

Quiescent current change

VIN = 11.5V to 24V

TJ = full range

1.5

mA

IO = 1mA to 40mA

0.1

Vn

Output noise voltage

TJ = 25°C

70

μV

ΔVIN/ΔVO

Ripple rejection

f = 120Hz, VIN = 15V to 25V

TJ = 25°C

38

44

dB

IPK

Peak output current

TJ = 25°C

140

mA

ΔVO/ΔT

Average output voltage

temperature coefficient

IO = 5mA

TJ = 25°C

–0.9

mV/°C

VIN(MIN)

Minimum value of input

voltage required to maintain

line regulation

ΔVO = 2% of VO

TJ = 25°C

10.7

V

(1)

For the operating ranges of each package, see Absolute Maximum Ratings.

(2)

Limits are verified by production testing or correlation techniques using standard Statistical Quality Control (SQC) methods.

(3)

Power dissipation ≤ 0.75W.

5.9 Electrical Characteristics: LM78L12 (Legacy and New Chip)

at specified junction temperature, VIN = 19V, CIN = 0.33µF, COUT = 0.1µF and IO = 40mA (unless otherwise noted)

PARAMETER

TEST CONDITIONS(1)

MIN

TYP

MAX

UNIT

VO

Output voltage

Legacy chip

TJ = 25°C

11.5

12

12.5

V

VIN = 14.5V to 27V, and

IO = 1mA to 40mA(2)

TJ = full range

11.4

12.6

IO = 1mA to 70mA(2)

11.4

12.6

New chip

TJ = 25°C

11.83

12

12.35

VIN = 14.5V to 27V, and

IO = 1mA to 40mA

TJ = full range

11.65

12.35

IO = 1mA to 70mA

11.47

12.35

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LM78L

SNVS754M – JANUARY 2000 – REVISED FEBRUARY 2026

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