LM285, LM385B
ELECTRICAL CHARACTERISTICS (T = 25°C, unless otherwise noted)
A
LM285-1.2
LM385-1.2/LM385B-1.2
Min
Typ
Max
Min
Typ
Max
Characteristic
Symbol
Unit
Reverse Breakdown Voltage Change with Current
v I v 1.0 mA, T = +25°C
DV
mV
(BR)R
I
-
-
-
-
1.0
1.5
-
-
-
-
2.0
2.5
Rmin
T = T
R
A
to T (Note 2)
A
low
high
1.0 mA v I v 20 mA, T = +25°C
R
A
to T (Note 2)
-
-
-
-
10
20
-
-
-
-
20
25
T = T
A
low
high
Reverse Dynamic Impedance
= 100 mA, T = +25°C
Z
W
I
R
-
-
-
-
0.6
80
-
-
-
-
-
-
-
-
0.6
80
-
-
-
-
A
Average Temperature Coefficient
20 mA v I v 20 mA, T = T
DV
/DT
ppm/°C
mV
(BR)
to T
(Note 2)
R
A
low
high
Wideband Noise (RMS)
= 100 mA, 10 Hz v f v 10 kHz
n
I
R
120
20
120
20
Long Term Stability
= 100 mA, T = +25°C 0.1°C
S
ppm/kHR
I
R
A
2. T
= -40°C for LM285-1.2, LM285-2.5
=ꢁ+85°C for LM285-1.2, LM285-2.5
low
T
T
T
high
low
= 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
high
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