Datasheet

LT6220/LT6221/LT6222
10
622012fc
For more information www.linear.com/LT6220/LT6221/LT6222
Typical perForMance characTerisTics
Open-Loop Gain Open-Loop Gain Open-Loop Gain
Offset Voltage vs Output Current Warm-Up Drift vs Time Input Noise Voltage vs Frequency
Output Saturation Voltage
vs Load Current (Output High) Minimum Supply Voltage
Output Short-Circuit Current
vs Power Supply Voltage
LOAD CURRENT (mA)
0.01
0.001
OUTPUT SATURATION VOLTAGE (V)
0.1
10
1 100.1
100
622012 G10
0.01
1
V
S
= 5V, 0V
T
A
= –55°C
T
A
= 125°C
T
A
= 25°C
OUTPUT VOLTAGE (V)
0
–1000
CHANGE IN OFFSET VOLTAGE (µV)
–600
–200
200
0.5
1
1.5 2
622012 G13
2.5
600
1000
–800
–400
0
400
800
3
R
L
= 1k
V
S
= 3V, 0V
R
L
TO GND
R
L
= 100Ω
OUTPUT CURRENT (mA)
–75
CHANGE IN OFFSET VOLTAGE (mV)
2.0
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
–2.0
45
622012 G16
–45 –15 15 7530–60 –30 0 60
V
S
= ±5V
T
A
= –55°C
T
A
= 125°C
T
A
= 25°C
TOTAL SUPPLY VOLTAGE (V)
–0.6
CHANGE IN OFFSET VOLTAGE (mV)
–0.2
0.2
0.6
–0.4
0
0.4
1.5 2.5 3.5 4.5
622012 G11
5.5
10 2 3 4 5
T
A
= –55°C
T
A
= 125°C
T
A
= 25°C
OUTPUT VOLTAGE (V)
0
CHANGE IN OFFSET VOLTAGE (µV)
200
600
1000
4
622012 G14
–200
–600
0
400
800
–400
–800
–1000
10.5
21.5
3 3.5 4.5
2.5
6
R
L
= 1k
V
S
= 5V, 0V
R
L
TO GND
R
L
= 100Ω
TIME AFTER POWER-UP (SECONDS)
0
CHANGE IN OFFSET VOLTAGE (µV)
2
6
10
40
622012 G17
–2
–6
0
4
8
–4
–8
–10
105
2015
30 35 45
25
50
LT6221
S8
V
S
= ±2.5V
LT6222
GN16
V
S
= ±2.5V
LT6220
SOT5
V
S
= ±2.5V
LT6222
GN16
V
S
= ±5V
LT6220
SOT5
V
S
= ±5V
LT6221
S8
V
S
= ±5V
POWER SUPPLY VOLTAGE (±V)
1.5
–70
OUTPUT SHORT-CIRCUIT CURRENT (mA)
–50
–30
–10
70
30
2
3
3.5
5
50
10
–60
–40
–20
60
20
40
0
2.5
4
4.5
622012 G12
T
A
= –55°C
T
A
= –55°C
SINKING
SOURCING
T
A
= 125°C
T
A
= 125°C
T
A
= 25°C
T
A
= 25°C
OUTPUT VOLTAGE (V)
–5
CHANGE IN OFFSET VOLTAGE (µV)
200
600
1000
3
622012 G15
–200
–600
0
400
800
–400
–800
–1000
–3–4
–1–2
1 2 4
0
5
R
L
= 1k
V
S
= ±5V
R
L
TO GND
R
L
= 100Ω
FREQUENCY (kHz)
10
NOISE VOLTAGE (nV/√Hz)
20
25
35
40
0.01 1 10
100
622012 G18
0
0.1
30
15
5
V
S
= 5V, 0V
NPN ACTIVE
V
CM
= 4.25V
PNP ACTIVE
V
CM
= 2.5V
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