LM385B データシートの表示（PDF） - Motorola => Freescale

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LM385B

Micropower Voltage Reference Diodes

Motorola => Freescale 

LM285 LM385, B

ELECTRICAL CHARACTERISTICS (TA = 25°C, unless otherwise noted)

LM285–2.5

LM385–2.5/LM385B–2.5

Characteristic

p p Reverse Breakdown Voltage (IRmin IR 20 mA)

LM285–2.5/LM385B–2.5

TA = Tlow to Thigh (Note 1)

LM385–2.5

TA = Tlow to Thigh (Note 1)

Symbol

V(BR)R

Minimum Operating Current

TA = 25°C

TA = Tlow to Thigh (Note 1)

IRmin

p p Reverse Breakdown Voltage Change with Current

IRmin IR 1.0 mA, TA = +25°C

p p TA = Tlow to Thigh (Note 1)

1.0 mA IR 20 mA, TA = +25°C

TA = Tlow to Thigh (Note 1)

∆V(BR)R

Reverse Dynamic Impedance

Z

IR = 100 µA, TA = +25°C

p p Average Temperature Coefficient

20 µA IR 20 mA, TA = Tlow to Thigh (Note 1)

∆V(BR)/∆T

p p Wideband Noise (RMS)

IR = 100 µA, 10 Hz f 10 kHz

n

Long Term Stability

S

IR = 100 µA, TA = +25°C ± 0.1°C

NOTES: 1. Tlow = – 40°C for LM285–1.2, LM285–2.5

= 0°C for LM385–1.2, LM385B–1.2, LM385–2.5, LM385B–2.5

Min Typ Max Min Typ Max

Unit

V

2.462 2.5 2.538 2.462 2.5 2.538

2.415 –

2.585 2.436 –

2.564

–

–

– 2.425 2.5 2.575

–

–

– 2.400 –

2.600

µA

–

13

20

–

13

20

–

–

30

–

–

30

mV

–

–

1.0

–

–

2.0

–

–

1.5

–

–

2.5

–

–

10

–

–

20

–

–

20

–

–

25

0.6

–

–

0.6

–

W

–

80

–

–

80

–

ppm/°C

–

120

–

–

120

–

µV

–

20

–

–

20

–

ppm/

kHR

Thigh = +85°C for LM285–1.2, LM285–2.5

Thigh = +70°C for LM385–1.2, LM385B–1.2, LM385–2.5, LM385B–2.5

MOTOROLA ANALOG IC DEVICE DATA

3

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