Advanced Monolithic Systems, Inc.
6680B Sierra Lane, Dublin, CA 94568 Phone (925) 556-9090 Fax (925) 556-9140
AMS285/AMS385
ABSOLUTE MAXIMUM RATINGS
Reverse Current
Forward Current
Operating Temperature Range
AMS285
AMS385
30mA
10mA
Storage temperature
Soldering information
TO-92 package: 10 sec.
SOIC package: Vapor phase (60 sec)
Infrared (15 sec.)
SOT-89 package: 10 sec.
-55
°
C to +150
°
C
260
°
C
215
°
C
220
°
C
265
°
C
-40
°
C to 85
°
C
0
°
C to 70
°
C
ELECTRICAL CHARACTERISTICS
Electrical Characteristics at I
R
= 100
μ
A, and T
A
= +25°C unless otherwise specified.
Parameter
Conditions
AMS285A
Min Typ Max
AMS285B
Min Typ Max
AMS285C
Min Typ Max
Units
Reference Voltage
I
R
=100
μ
A
1.228
1.240
1.252
1.215
1.240
1.265
1.215
1.240
1.265
V
Dynamic Output
Impedance
I
AC
=0.1I
R
, f = 20Hz
V
OUT
= V
REF
V
OUT
= 5.3V
0.3
0.7
0.3
0.7
0.3
0.7
Reference Voltage
Change with Current
10
μ
A
≤
I
R
≤
1mA
1mA
≤
I
R
≤
20mA
0.2
4
1.0
10
0.2
4
1.0
10
0.2
4
1.0
10
mV
mV
Min. Operating
Current (Note 4)
V
OUT
= V
REF
V
OUT
= 5.3V
6
30
9
45
6
30
9
45
6
30
9
45
μ
A
μ
A
Wide Band Noise
(Note 5)
10Hz
≤
f
≤
10kHz
V
OUT
= V
REF
V
OUT
= 5.3V
50
170
50
170
50
170
μ
V
rms
μ
V
rms
Temperature Coeff.
(Note 6)
25
50
100
150
ppm/°C
Long Term Stability
(Note 5)
T
A
=25°C±.1°C
T = 1000 Hr
20
20
20
ppm
ELECTRICAL CHARACTERISTICS
Electrical Characteristics at I
R
= 100
μ
A, and T
A
= +25°C unless otherwise specified.
Parameter
Conditions
AMS285A
Min Typ Max
AMS285B
Min Typ Max
AMS285C
Min Typ Max
Units
Reference Voltage
I
R
=100
μ
A
1.228
1.240
1.252
1.215
1.240
1.265
1.215
1.240
1.265
V
Dynamic Output
Impedance
I
AC
=0.1I
R
, f = 20Hz
V
OUT
= V
REF
V
OUT
= 5.3V
0.3
0.7
0.3
0.7
0.3
0.7
Reference Voltage
Change with Current
10
μ
A
≤
I
R
≤
1mA
1mA
≤
I
R
≤
20mA
0.2
4
1.0
10
0.2
4
1.0
10
0.2
4
1.0
10
mV
mV
Min. Operating
Current (Note 4)
V
OUT
= V
REF
V
OUT
= 5.3V
6
30
9
45
6
30
9
45
6
30
9
45
μ
A
μ
A
Wide Band Noise
(Note 5)
10Hz
≤
f
≤
10kHz
V
OUT
= V
REF
V
OUT
= 5.3V
50
170
50
170
50
170
μ
V
rms
μ
V
rms
Temperature Coeff.
(Note 6)
25
50
100
150
ppm/°C
Long Term Stability
(Note 5)
T
A
=25°C±.1°C
T = 1000 Hr
20
20
20
ppm