LM385B datasheet(2/9 Pages) ONSEMI

2 / 9 page

LM285, LM385B

http://onsemi.com

MAXIMUM RATINGS (TA = 25°C, unless otherwise noted)

Rating

Symbol

Value

Unit

Reverse Current

Forward Current

Operating Ambient Temperature Range

LM285

LM385

-40 to +85

0 to +70

°C

Operating Junction Temperature

+150

°C

Storage Temperature Range

Tstg

-65 to + 150

°C

Electrostatic Discharge Sensitivity (ESD)

Human Body Model (HBM)

Machine Model (MM)

Charged Device Model (CDM)

ESD

4000

400

2000

Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the

Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect

device reliability.

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

Characteristic

Symbol

LM285-1.2

LM385-1.2/LM385B-1.2

Unit

Min

Typ

Max

Min

Typ

Max

Reverse Breakdown Voltage (IRmin v IR v 20 mA)

LM285-1.2/LM385B-1.2

TA = Tlow to Thigh (Note 1)

LM385-1.2

TA = Tlow to Thigh (Note 1)

V(BR)R

1.223

1.200

1.235

1.247

1.270

1.223

1.210

1.205

1.192

1.235

1.247

1.260

1.273

Minimum Operating Current

TA = 25°C

TA = Tlow to Thigh (Note 1)

IRmin

8.0

Reverse Breakdown Voltage Change with Current

IRmin v IR v 1.0 mA, TA = +25°C

TA = Tlow to Thigh (Note 1)

1.0 mA

v IR v 20 mA, TA = +25°C

TA = Tlow to Thigh (Note 1)

DV(BR)R

1.0

1.5

1.0

1.5

Reverse Dynamic Impedance

IR = 100 mA, TA = +25°C

0.6

Average Temperature Coefficient

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

DV(BR)/DT

ppm/

°C

Wideband Noise (RMS)

IR = 100 mA, 10 Hz v f v 10 kHz

Long Term Stability

IR = 100 mA, TA = +25°C ± 0.1°C

ppm/kHR

Reverse Breakdown Voltage (IRmin v IR v 20 mA)

LM285-2.5/LM385B-2.5

TA = Tlow to Thigh (Note 1)

LM385-2.5

TA = Tlow to Thigh (Note 1)

V(BR)R

2.462

2.415

2.5

2.538

2.585

2.462

2.436

2.425

2.400

2.5

2.538

2.564

2.575

2.600

Minimum Operating Current

TA = 25°C

TA = Tlow to Thigh (Note 1)

IRmin

1. Tlow

= -40

°C for LM285-1.2, LM285-2.5

Thigh =+85°C for LM285-1.2, LM285-2.5

Tlow

= 0

°C for LM385-1.2, LM385B-1.2, LM385-2.5, LM385B-2.5

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

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