UA78M08QKTPRQ1 datasheet(4/13 Pages) TI1

Part #	UA78M08QKTPRQ1

Description	POSITIVE-VOLTAGE REGULATORS

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Manufacturer	TI1 [Texas Instruments]

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uA78Mxx-Q1 SERIES

POSITIVE-VOLTAGE REGULATORS

SLVS537B − JUNE 2004 − REVISED SEPTEMBER 2008

4

POST OFFICE BOX 655303

• DALLAS, TEXAS 75265

electrical characteristics at specified virtual junction temperature, VI = 8 V, IO = 350 mA, TJ = 25°C

(unless otherwise noted)

PARAMETER

TEST CONDITIONS†

µA78M33Q

UNIT

PARAMETER

TEST CONDITIONS†

MIN

TYP

MAX

UNIT

Ot

t

lt

‡

IO = 5 mA to 350 mA,

3.2

3.3

3.4

V

Output voltage‡

IO = 5 mA to 350 mA,

VI = 8 V to 20 V

TJ = −40°C to 125°C

3.1

3.3

3.5

V

Input voltage regulation

I

200 mA

VI = 5.3 V to 25 V

9

100

mV

Input voltage regulation

IO = 200 mA

VI = 8 V to 25 V

3

50

mV

Ripple rejection

VI = 8 V to 18 V,

IO = 100 mA, TJ = −40°C to 125°C

62

dB

Ripple rejection

VI = 8 V to 18 V,

f = 120 Hz

IO = 300 mA

62

80

dB

Output voltage regulation

VI = 8 V,

IO = 5 mA to 500 mA

20

100

mV

Temperature coefficient of output voltage

IO = 5 mA,

TJ = −40°C to 125°C

−1

mV/

°C

Output noise voltage

f = 10 Hz to 100 kHz

40

200

µV

Dropout voltage

2

V

Bias current

4.5

6

mA

Bias current change

IO = 200 mA,

TJ = −40°C to 125°C

VI = 8 V to 25 V,

0.8

mA

Bias current change

IO = 5 mA to 350 mA,

TJ = −40°C to 125°C

0.5

mA

Short-circuit output current

VI = 35 V

300

mA

Peak output current

700

mA

† All characteristics are measured with a 0.33-

µF capacitor across the input and a 0.1-µF capacitor across the output. Pulse-testing techniques

maintain TJ as close to TA as possible. Thermal effects must be taken into account separately.

‡ This specification applies only for dc power dissipation permitted by absolute maximum ratings.

electrical characteristics at specified virtual junction temperature, VI = 10 V, IO = 350 mA, TJ = 25°C

(unless otherwise noted)

PARAMETER

TEST CONDITIONS†

µA78M05Q

UNIT

PARAMETER

TEST CONDITIONS†

MIN

TYP

MAX

UNIT

O tp t oltage

IO = 5 mA to 350 mA,

4.8

5

5.2

V

Output voltage

IO = 5 mA to 350 mA,

VI = 7 V to 20 V

TJ = −40°C to 125°C

4.75

5.25

V

Input voltage regulation

I

200 mA

VI = 7 V to 25 V

3

100

mV

Input voltage regulation

IO = 200 mA

VI = 8 V to 25 V

1

50

mV

Ripple rejection

VI = 8 V to 18 V,

IO = 100 mA, TJ = −40°C to 125°C

62

dB

Ripple rejection

VI = 8 V to 18 V,

f = 120 Hz

IO = 300 mA

62

80

dB

Output voltage regulation

IO = 5 mA to 500 mA

20

100

mV

Output voltage regulation

IO = 5 mA to 200 mA

10

50

mV

Temperature coefficient of output voltage

IO = 5 mA,

TJ = −40°C to 125°C

−1

mV/

°C

Output noise voltage

f = 10 Hz to 100 kHz

40

200

µV

Dropout voltage

2

V

Bias current

4.5

6

mA

Bias current change

IO = 200 mA,

TJ = −40°C to 125°C

VI = 8 V to 25 V,

0.8

mA

Bias current change

IO = 5 mA to 350 mA,

TJ = −40°C to 125°C

0.5

mA

Short-circuit output current

VI = 35 V

300

mA

Peak output current

0.7

A

† All characteristics are measured with a 0.33-

µF capacitor across the input and a 0.1-µF capacitor across the output. Pulse-testing techniques

maintain TJ as close to TA as possible. Thermal effects must be taken into account separately.

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