LM285, LM385B
MAXIMUM RATINGS (T = 25°C, unless otherwise noted)
A
Rating
Symbol
Value
30
Unit
mA
mA
°C
Reverse Current
Forward Current
I
R
I
F
10
Operating Ambient Temperature Range
T
A
LM285
LM385
-40 to +85
0 to +70
Operating Junction Temperature
Storage Temperature Range
T
+150
°C
°C
V
J
T
stg
-65 to + 150
Electrostatic Discharge Sensitivity (ESD)
Human Body Model (HBM)
Machine Model (MM)
ESD
4000
400
2000
Charged Device Model (CDM)
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 (T = 25°C, unless otherwise noted)
A
LM285-1.2
Typ
LM385-1.2/LM385B-1.2
Min
Max
Min
Typ
Max
Characteristic
Symbol
Unit
Reverse Breakdown Voltage (I
LM285-1.2/LM385B-1.2
v I v 20 mA)
V
(BR)R
V
Rmin
R
1.223
1.200
1.235
-
1.247
1.270
1.223
1.210
1.235
-
1.247
1.260
T = T
A
to T
(Note 1)
low
LM385-1.2
T = T
high
high
-
-
-
-
-
-
1.205
1.192
1.235
-
1.260
1.273
to T
(Note 1)
A
low
Minimum Operating Current
T = 25°C
I
mA
Rmin
-
-
8.0
-
8.0
-
A
T = T
10
20
15
20
to T
(Note 1)
A
low
high
-
Reverse Breakdown Voltage Change with Current
v I v 1.0 mA, T = +25°C
DV
mV
(BR)R
I
-
-
-
-
-
-
-
-
1.0
1.5
10
-
-
-
-
-
-
-
-
1.0
1.5
20
Rmin
T = T
R
A
to T (Note 1)
A
low
high
1.0 mA v I v 20 mA, T = +25°C
R
A
to T (Note 1)
20
25
T = T
A
low
high
Reverse Dynamic Impedance
= 100 mA, T = +25°C
Z
W
ppm/°C
mV
-
-
0.6
80
-
-
-
-
0.6
80
-
-
I
R
A
Average Temperature Coefficient
10 mA v I v 20 mA, T = T
DV
/DT
(BR)
to T
(Note 1)
R
A
low
high
Wideband Noise (RMS)
= 100 mA, 10 Hz v f v 10 kHz
n
I
R
-
-
60
20
-
-
-
-
60
20
-
-
Long Term Stability
= 100 mA, T = +25°C 0.1°C
S
ppm/kHR
V
I
R
A
Reverse Breakdown Voltage (I
LM285-2.5/LM385B-2.5
v I v 20 mA)
V
(BR)R
Rmin
R
2.462
2.415
2.5
-
2.538
2.585
2.462
2.436
2.5
-
2.538
2.564
T = T
A
to T
(Note 1)
low
high
LM385-2.5
T = T to T
-
-
-
-
-
-
2.425
2.400
2.5
-
2.575
2.600
(Note 1)
A
low
high
Minimum Operating Current
T = 25°C
I
mA
Rmin
-
-
13
-
20
30
-
-
13
-
20
30
A
T = T
to T
(Note 1)
A
low
high
1. T
= -40°C for LM285-1.2, LM285-2.5
=ꢁ+85°C for LM285-1.2, LM285-2.5
= 0°C for LM385-1.2, LM385B-1.2, LM385-2.5, LM385B-2.5
=ꢁ+70°C for LM385-1.2, LM385B-1.2, LM385-2.5, LM385B-2.5
low
T
T
T
high
low
high
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