LM2931(2007) データシートの表示（PDF） - ON Semiconductor

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LM2931
(Rev.:2007)

100 mA, Adjustable Output, LDO Voltage Regulator with 60 V Load Dump Protection

ON Semiconductor 

LM2931, NCV2931 Series

ELECTRICAL CHARACTERISTICS (Vin = 14 V, IO = 10 mA, CO = 100 mF, CO(ESR) = 0.3 W, TA = 25°C [Note 4])

LM2931−5.0/NCV2931−5.0 LM2931A−5.0/NCV2931A−5.0

Characteristic

Symbol Min

Typ

Max

Min

Typ

Max

Unit

FIXED OUTPUT

Output Voltage

Vin = 14 V, IO = 10 mA, TA = 25°C

Vin = 6.0 V to 26 V, IO ≤ 100 mA,

TA = − 40° to +125°C

Line Regulation

Vin = 9.0 V to 16 V

Vin = 6.0 V to 26 V

Load Regulation (IO = 5.0 mA to 100 mA)

Output Impedance

IO = 10 mA, DIO = 1.0 mA, f = 100 Hz to

10 kHz

VO

V

4.75

5.0

5.25

4.81

5.0

5.19

4.50

−

5.50

4.75

−

5.25

Regline

mV

−

2.0

10

−

2.0

10

−

4.0

30

−

4.0

30

Regload

−

14

50

−

14

50

mV

ZO

mW

−

200

−

−

200

−

Bias Current

IB

Vin = 14 V, IO = 100 mA, TA = 25°C

Vin = 6.0 V to 26 V, IO = 10 mA, TA = − 40° to

+125°C

−

5.8

30

−

−

0.4

1.0

−

mA

5.8

30

0.4

1.0

Output Noise Voltage (f = 10 Hz to 100 kHz)

Long Term Stability

Vn

−

700

−

S

−

20

−

−

700

−

mVrms

−

20

−

mV/kHR

Ripple Rejection (f = 120 Hz)

RR

60

90

−

60

90

−

dB

Dropout Voltage

VI−VO

V

IO = 10 mA

−

0.015 0.2

−

0.015

0.2

IO = 100 mA

−

0.16

0.6

−

0.16

0.6

Over−Voltage Shutdown Threshold

Vth(OV)

26

29.5

40

26

29.5

40

V

Output Voltage with Reverse Polarity Input

(Vin = −15 V)

−VO

− 0.3

0

−

− 0.3

0

−

V

4. Low duty cycle pulse techniques are used during test to maintain junction temperature as close to ambient as possible.

5. NCV devices are qualified for automotive use.

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