Datasheet

LT1881/LT1882
10
18812fb
V
OS
Distribution, T
A
= 25°C Voltage Offset vs Temperature Warm-Up Drift vs Time
Input Bias Current
vs Common Mode Voltage Input Bias Current vs Temperature
Input Common Mode Range
vs Supply Voltage
Input Common Mode Range
vs Temperature
Output Voltage Swing
vs Supply Voltage
Output Saturation Voltage
vs Load Current (Output High)
TYPICAL PERFORMANCE CHARACTERISTICS
OUTPUT OFFSET VOLTAGE (μV)
PERCENT OF UNITS (%)
18812 G18
26
24
22
20
18
16
14
12
10
8
6
4
2
0
–60 –40
–20 0 20 40 60
V
S
= ±15V
40 N8 (1 LOT)
144 S8 (2 LOTS)
184 TOTAL PARTS
TEMPERATURE (°C)
VOLTAGE OFFSET (μV)
18812 G19
200
150
100
50
0
–50
–100
–150
–200
–55
–35 –15 5 25 45 65 85 105 125
V
S
= ±15V
TIME AFTER POWER UP (s)
OFFSET VOLTAGE DRIFT (μV)
18812 G20
5
0
–5
–10
–15
–20
–25
–30
0
20 40 60 80 100 120 140
N8 V
S
= 5V
N8 V
S
= ±15V
S8 V
S
= 5V, ±15V
V
CM
(V)
I
BIAS
(pA)
18812 G21
1000
800
600
400
200
0
200
400
600
800
1000
–20 –15
–10 –5 0 5 10 15 20
V
S
= ±15V
TEMPERATURE (°C)
INPUT BIAS CURRENT (pA)
18812 G22
–55 –35 –15 5 25 45 65 85 105 125
V
S
= ±15V
–I
BIAS
+I
BIAS
1400
1200
1000
800
600
400
200
0
–200
SUPPLY VOLTAGE (±V)
INPUT COMMON MODE RANGE (V)
18812 G23
V
+
– 0
V
+
– 0.2
V
+
– 0.4
V
+
– 0.6
V
+
– 0.8
V
–
+ 0.8
V
–
+ 0.6
V
–
+ 0.4
V
–
+ 0.2
V
–
+ 0
02
4 6 8 10 12 14 16
$V
OS
≤ 1mV
–55°C
–40°C
25°C
85°C
125°C
TEMPERATURE (°C)
INPUT COMMON MODE LIMIT (V)
18812 G24
5
4
3
2
1
0
–1
–2
–3
–4
–5
–55 –35 –15
5 25 6545 85 105 125
LOWER LIMIT
UPPER LIMIT
V
S
= ±5V
$V
OS
<1mV
SUPPLY VOLTAGE (±V)
OUTPUT VOLTAGE SWING (V)
18812 G25
V
+
– 0
V
+
– 0.5
V
+
– 1.0
V
–
+ 1.0
V
–
+ 0.5
V
–
+ 0
02
4 6 8 10 12 14 16 18 20
A
V
= –1
T
A
= 25°C
R
L
= 10k
R
L
= 2k
R
L
= 10k
R
L
= 2k
SOURCING LOAD CURRENT (mA)
0.001
0.01
OUTPUT SATURATION VOLTAGE (V)
0.1
1
0.10.01 1 10
18812 G26
V
S
= ±15V
V
OVERDRIVE
= 30mV
T
A
= –55°C
T
A
= –40°C
T
A
= 25°C
T
A
= 85°C
T
A
= 125°C