LM285 LM385, B
ELECTRICAL CHARACTERISTICS
(TA = 25°C, unless otherwise noted)
LM285–2.5
Characteristic
Reverse Breakdown Voltage (IRmin
LM285–2.5/LM385B–2.5
TA = Tlow to Thigh (Note 1)
LM385–2.5
TA = Tlow to Thigh (Note 1)
Minimum Operating Current
TA = 25°C
TA = Tlow to Thigh (Note 1)
Reverse Breakdown Voltage Change with Current
IRmin
IR
1.0 mA, TA = +25°C
TA = Tlow to Thigh (Note 1)
1.0 mA
IR
20 mA, TA = +25°C
TA = Tlow to Thigh (Note 1)
LM385–2.5/LM385B–2.5
Max
2.538
2.585
–
–
20
30
1.0
1.5
10
20
–
–
–
–
Min
2.462
2.436
2.425
2.400
–
–
–
–
–
–
–
–
–
–
Typ
2.5
–
2.5
–
13
–
–
–
–
–
0.6
80
120
20
Max
2.538
2.564
2.575
2.600
µA
–
–
∆V
(BR)R
–
–
–
–
Z
∆V
(BR)/∆T
n
S
–
–
–
–
–
–
–
0.6
80
120
20
2.0
2.5
20
25
–
–
–
–
W
ppm/°C
µV
ppm/
kHR
13
–
20
30
mV
Unit
V
2.462
2.415
–
–
IRmin
2.5
–
–
–
Symbol
V(BR)R
Min
Typ
p
IR
p
20 mA)
p p
p p
p p
Reverse Dynamic Impedance
IR = 100
µA,
TA = +25°C
Average Temperature Coefficient
20
µA
IR
20 mA, TA = Tlow to Thigh (Note 1)
Wideband Noise (RMS)
IR = 100
µA,
10 Hz
f
p p
10 kHz
Long Term Stability
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
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
MOTOROLA [ MOTOROLA, INC ]
