Datasheet

LT1809/LT1810
12
180910fa
TYPICAL PERFORMANCE CHARACTERISTICS
SHDN Pin Current
vs SHDN Pin Voltage Open-Loop Gain Open-Loop Gain
Open-Loop Gain Offset Voltage vs Output Current
Warm-Up Drift vs Time
(LT1809S8)
Minimum Supply Voltage
Output Short-Circuit Current
vs Power Supply Voltage
Supply Current
vs SHDN Pin Voltage
TOTAL SUPPLY VOLTAGE (V)
1.5
–1.0
CHANGE IN OFFSET VOLTAGE (mV)
–0.8
–0.4
–0.2
0
1.0
0.4
2.5
3.5
4.0
1809 G10
–0.6
0.6
0.8
0.2
2.0
3.0
4.5
5.0
T
A
= 125°C
T
A
= –55°C
V
CM
= V– + 0.5V
T
A
= 25°C
POWER SUPPLY VOLTAGE (±V)
1.5
OUTPUT SHORT-CIRCUIT CURRENT (mA)
–40
80
100
120
2.5
3.5
4.0
1809 G11
–80
40
0
–60
60
–100
20
–20
2.0
3.0
4.5
5.0
T
A
= –55°C
T
A
= –55°C
T
A
= 125°C
T
A
= 25°C
“SINKING”
“SOURCING”
T
A
= 25°C
T
A
= 125°C
SHDN PIN VOLTAGE (V)
0
0
SUPPLY CURRENT (mA)
2
6
8
10
2
4
5
18
1809 G12
4
13
12
14
16
V
S
= 5V, 0V
T
A
= –55°C
T
A
= 25°C
T
A
= 125°C
SHDN PIN VOLTAGE (V)
0
SHDN PIN CURRENT (µA)
–150
–50
50
4
1809 G13
–250
–350
–200
–100
0
–300
–400
–450
1
2
3
5
V
S
= 5V, 0V
T
A
= 125°C
T
A
= 25°C
T
A
= –55°C
OUTPUT VOLTAGE (V)
0
–2.5
INPUT VOLTAGE (mV)
–1.5
–0.5
0.5
0.5
1.0
1.5 2.0
1809 G14
2.5
1.5
2.5
–2.0
–1.0
0
1.0
2.0
3.0
R
L
= 100Ω
V
S
= 3V, 0V
R
L
= 1k
OUTPUT VOLTAGE (V)
0
–2.5
INPUT VOLTAGE (mV)
–1.5
–0.5
0.5
1
2
34
1809 G15
1.5
2.5
–2.0
–1.0
0
1.0
2.0
5
R
L
= 100Ω
V
S
= 5V, 0V
R
L
= 1k
OUTPUT VOLTAGE (V)
–5
INPUT VOLTAGE (mV)
0.5
1.5
2.5
3
1809 G16
–0.5
–1.5
0
1.0
2.0
–1.0
–2.0
–2.5
–3–4
–1–2
12 4
0
5
V
S
= ±5V
R
L
= 1k
R
L
= 100Ω
OUTPUT CURRENT (mA)
–15
OFFSET VOLTAGE (mV)
–5
5
15
–10
0
10
–60 –20 20 60
1809 G17
100–80–100 –40 0 40 80
V
S
= ±5V
T
A
= 125°C
T
A
= –55°C
T
A
= 25°C
TIME AFTER POWER UP (SEC)
0
CHANGE IN OFFSET VOLTAGE (µV)
100
120
140
80 100 120 140 160
1809 G18
80
60
0
20
40
60
20
40
180
160
T
A
= 25°C
V
S
= ±5V
V
S
= 5V, 0V
V
S
= 3V, 0V