LM2926T datasheet(2/10 Pages) NSC

部品番号	LM2926T

部品情報	Low Dropout Regulator with Delayed Reset

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Absolute Maximum Ratings (Note 1)

If Military/Aerospace specified devices are required,

please contact the National Semiconductor Sales Office/

Distributors for availability and specifications.

Input Voltage

Survival

t = 100 ms

80V

t = 1 ms

−50V

Continuous

−18V to +26V

Reset Output Sink Current

10 mA

ESD Susceptibility (Note 2)

2 kV

Power Dissipation (Note 3)

Internally Limited

Junction Temperature (T

JMAX)

150˚C

Storage Temperature Range

−40˚C to +150˚C

Lead Temperature

(Soldering, 10 sec.)

260˚C

Operating Ratings(Note 1)

Junction Temperature Range (T

J)

−40˚C to +125˚C

Maximum Input Voltage

26V

Electrical Characteristics

V

IN = 14.4V, CO = 10 µF, −40˚C ≤ TJ ≤ 125˚C, unless otherwise specified.

Parameter

Conditions

Typ

Limit

Units

(Note 4)

(Note 5)

(Limit)

REGULATOR OUTPUT

Output Voltage

5 mA

≤ I

O ≤ 500 mA,

4.85

V (min)

T

J = 25˚C

5

V

5.15

V (max)

5mA

≤ I

O ≤ 500 mA

4.75

V (min)

5V

5.25

V (max)

Line Regulation

I

O = 5 mA, 9V ≤ VIN ≤ 16V

1

mV

25

mV (max)

I

O = 5 mA, 7V ≤ VIN ≤ 26V

3

mV

50

mV (max)

Load Regulation

5 mA

≤ I

O ≤ 500 mA

5

mV

60

mV (max)

Quiescent Current

I

O = 5mA

2

mA

3

mA (max)

I

O = 500 mA

8

mA

30

mA (max)

Quiescent Current at Low V

IN

I

O = 5 mA, VIN = 5V

3

mA

10

mA (max)

I

O = 500 mA, VIN = 6V

25

mA

60

mA (max)

Dropout Voltage (Note 6)

I

O = 5 mA, TJ = 25˚C

60

mV

200

mV (max)

I

O = 5 mA

300

mV (max)

I

O = 500 mA, TJ = 25˚C

350

mV

600

mV (max)

I

O = 500 mA

700

mV (max)

Short Circuit Current

V

IN = 8V, RL = 1Ω

800

mA (min)

2A

3

A (max)

Ripple Rejection

ƒ

RIPPLE = 120 Hz, VRIPPLE = 1 Vrms,

60

dB (min)

I

O = 50 mA

Output Impedance

I

O = 50 mAdc and 10 mArms @ 1 kHz

100

m

Ω

Output Noise

10 Hz to 100 kHz, I

O = 50 mA

1

mVrms

Long Term Stability

20

mV/1000 Hr

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