Datasheet

LM285, LM385B
http://onsemi.com
5
V(
BR)
, REVERSE VOLTAGE (V)
1.1
t, TIME (ms)
0 1.00.90.80.70.60.30.20.1
2.50
3.00
1.50
1.00
0
5.0
0.50
10
0
2.00
OUTPUT (V)INPUT (V)
Input
DUT
Output
100 k
√
100 1.0K 100k10K10
0
250
500
750
1500
1250
1000
f, FREQUENCY (Hz)
e
n
, NOISE (nV/ Hz)
125
T
A
, AMBIENT TEMPERATURE (°C)
2.450
2.470
2.490
2.510
2.520
1007550025-25-50
V
(BR)R
, REVERSE VOLTAGE (V)
100.01 1001.00.1
1.2
1.0
0.8
0.6
0.4
0.2
0
I
F
, FORWARD CURRENT (mA)
V
F
, FORWARD VOLTAGE (V)
TYPICAL PERFORMANCE CURVES FOR LM285-2.5/385-2.5/385B-2.5
0.5 1.0 1.5 2.0 2.5 3.0
10
3.5
100
1.0
0.1
0
Figure 8. Reverse Characteristics
, REVERSE CURRENT (A)μI
R
Figure 9. Reverse Characteristics
0.1 1.0 10 1000.01
8.0
6.0
4.0
2.0
0
-2.0
10
I
R
, REVERSE CURRENT (mA)
V
(BR)R
, REVERSE VOLTAGE CHANGE (mV)Δ
T
A
= +85°C
+25°C
-40°C
T
A
= +85°C
+25°C
-40°C
Figure 10. Forward Characteristics
T
A
= -40°C
+25°C
+85°C
Figure 11. Temperature Drift
I
R
= 100 mA
Figure 12. Noise Voltage Figure 13. Response Time
2.460
2.480
2.500