Datasheet

LTC6246/LTC6247/LTC6248
8
624678fa
Typical perForMance characTerisTics
Offset Voltage vs Output Current
Warm-Up Drift vs Time
Input Bias Current
vs Common Mode Voltage
Offset Voltage
vs Input Common Mode Voltage
V
OS
vs Temperature
(MS10, PNP Stage)
V
OS
Distribution, V
CM
= V
+
– 0.5V
(TSOT-23, NPN Stage)
V
OS
vs Temperature
(MS10, NPN Stage)
V
OS
vs Temperature
(MS10, PNP Stage)
V
OS
vs Temperature
(MS10, NPN Stage)
INPUT COMMON MODE VOLTAGE (V)
0
OFFSET VOLTAGE (µV)
500
400
100
200
–300
300
0
–100
–200
–400
–500
1.5 3.51 2.5 4.5
624678 G09
530.5 2 4
–55°C
V
S
= 5V, 0V
125°C
25°C
OUTPUT CURRENT (mA)
–100
V
OS
(mV)
2.0
1.5
0.5
–1.0
1.0
0
–0.5
–1.5
–2.0
–75 25–25 75
624678 G10
1000–50 50
25°C
125°C
–55°C
V
S
= ±2.5V
TIME AFTER POWER-UP (s)
0
CHANGE IN OFFSET VOLTAGE (µV)
5
0
–10
–25
–5
–15
–20
–30
–35
20 10060 140
624678 G11
1608040 120
V
S
= ±2.5V
T
A
= 25°C
COMMON MODE VOLTAGE (V)
0
INPUT BIAS CURRENT (nA)
800
600
200
–200
–600
–1200
400
0
–400
–800
–1000
–1400
–1600
1.5 3.51 2.5 4.5
624678 G12
530.5 2 4
25°C
125°C
–55°C
V
S
= 5V, 0V
INPUT OFFSET VOLTAGE (µV)
PERCENT OF UNITS (%)
18
12
14
10
4
16
8
6
2
0
–1200
624678 G04
400 1200–400 2000–2000
V
S
= 5V, 0V
V
CM
= 4.5V
TEMPERATURE (°C)
VOLTAGE OFFSET (µV)
500
200
300
100
–200
400
0
–100
–300
–400
–15–35
624678 G05
5 25 65 85 105 125–55
V
S
= 5V, 0V
V
CM
= 2.5V
6 DEVICES
45
TEMPERATURE (°C)
VOLTAGE OFFSET (µV)
2500
1000
1500
500
–1000
2000
0
–500
–1500
–2000
–2500
–15–35
624678 G06
5 25 65 85 105 125–55
V
S
= 5V, 0V
V
CM
= 4.5V
6 DEVICES
45
TEMPERATURE (°C)
VOLTAGE OFFSET (µV)
1200
1000
800
600
400
200
0
–15–35
624678 G07
5 25 65 85 105 125–55
V
S
= 2.7V, 0V
V
CM
= 1.35V
6 DEVICES
45
TEMPERATURE (°C)
VOLTAGE OFFSET (µV)
2500
2000
1500
1000
500
0
–1500
–1000
–500
–2000
–15–35
624678 G08
5 25 65 85 105 125–55
V
S
= 2.7V, 0V
V
CM
= 2.2V
6 DEVICES
45