Datasheet

LTC6252/LTC6253/LTC6254
8
625234fc
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,
V
S
= 2.7V, 0V (MS, PNP Stage)
V
OS
Distribution, V
CM
= V
+
– 0.5V
(TSOT-23, NPN Stage)
V
OS
vs Temperature,
V
S
= 2.7V, 0V (MS, NPN Stage)
V
OS
vs Temperature, V
S
= 5V, 0V
(MS, PNP Stage)
V
OS
vs Temperature, V
S
= 5V, 0V
(MS, NPN Stage)
INPUT COMMON MODE VOLTAGE (V)
0
OFFSET VOLTAGE (µV)
600
400
–200
0
–1600
200
–400
–600
–800
–1200
–1000
–1400
–1800
–2000
1.5 3.51 2.5 4.5
625234 G09
530.5 2 4
–55°C
V
S
= 5V, 0V
25°C
125°C
OUTPUT CURRENT (mA)
–100
OFFSET VOLTAGE (mV)
3.0
1.5
0.5
–1.0
1.0
2.5
2.0
0
–0.5
–1.5
–2.0
–2.5
–3.0
–75 25–25 75
625234 G10
1000–50 50
–55°C
25°C
125°C
V
S
= ±2.5V
TIME AFTER POWER-UP (sec)
0
CHANGE IN OFFSET VOLTAGE (µV)
20
10
15
5
0
20 10060 140
625234 G11
1608040 120
V
S
= ±2.5V
T
A
= 25°C
COMMON MODE VOLTAGE (V)
0
INPUT BIAS CURRENT (nA)
3000
2000
–3000
1000
0
–1000
–2000
–4000
–5000
1.5 3.51 2.5 4.5
625234 G12
530.5 2 4
–55°C
25°C
125°C
V
S
= 5V, 0V
INPUT OFFSET VOLTAGE (µV)
PERCENT OF UNITS (%)
18
12
14
10
4
16
8
6
2
0
–1200
625234 G04
400 1200–400 2000–2000
V
S
= 5V, 0V
V
CM
= 4.5V
TEMPERATURE (°C)
VOLTAGE OFFSET (µV)
300
0
100
–100
–400
200
–200
–300
–500
–600
–15–35
625234 G05
5 25 65 85 105 125–55
V
S
= 5V, 0V
V
CM
= 2.5V
6 DEVICES
45
TEMPERATURE (°C)
VOLTAGE OFFSET (µV)
2000
1000
1500
500
–1000
0
–500
–1500
–2000
–2500
–15–35
625234 G06
5 25 65 85 105 125–55 45
V
S
= 5V, 0V
V
CM
= 4.5V
6 DEVICES
TEMPERATURE (°C)
VOLTAGE OFFSET (µV)
1200
1000
1100
800
900
700
600
500
400
–15–35
625234 G07
5 25 65 85 105 125–55 45
V
S
= 2.7V, 0V
V
CM
= 1.35V
6 DEVICES
TEMPERATURE (°C)
VOLTAGE OFFSET (µV)
3200
2200
2700
1700
1200
700
200
–1300
–800
–300
–1800
–15–35
625234 G08
5 25 65 85 105 125–55 45
V
S
= 2.7V, 0V
V
CM
= 2.2V
6 DEVICES