Datasheet

LT6109-1/LT6109-2
5
610912fa
TYPICAL PERFORMANCE CHARACTERISTICS
Input Offset Voltage
vs Temperature
Amplifier Offset Voltage
vs Supply Voltage Offset Voltage Drift Distribution
Amplifier Gain Error
vs Temperature
Amplifier Gain Error Distribution
Supply Current vs Supply Voltage Start-Up Supply Current Enable/Disable Response
Performance characteristics taken at T
A
= 25°C,
V
+
= 12V, V
PULLUP
= V
+
, V
EN/RST
= 2.7V, R
IN
= 100Ω, R
OUT
= R1 + R2 + R3 = 10k, gain = 100, R
C
= 25.5k, C
L
= C
LC
= 2pF, unless
otherwise noted. (See Figure 3)
SUPPLY VOLTAGE (V)
0
700
600
500
400
300
200
100
0
30 50
610912 G01
10 20
40 60
SUPPLY CURRENT (µA)
SUPPLY VOLTAGE (V)
0
–100
OFFSET VOLTAGE (µV)
–60
–20
20
10
20
30 40
610912 G05
50
60
100
–80
–40
0
40
80
60
5 TYPICAL UNITS
0V
V
+
5V/DIV
I
S
500µA/DIV
0µA
10µs/DIV
610912 G02
100µs/DIV
V
EN/RST
2V/DIV
I
S
500µA/DIV
0V
0µA
610912 G03
TEMPERATURE (°C)
–40
INPUT OFFSET VOLTAGE (µV)
300
200
100
0
–100
–200
–300
80
610912 G04
–10 20 50 12511065–25 5 35 95
5 TYPICAL UNITS
OFFSET VOLTAGE DRIFT (µV/°C)
6
8
12
610912 G06
4
2
0–0.5 0.5–1 1 1.5 2–1.5–2
0
10
PERCENTAGE OF UNITS (%)
TEMPERATURE (°C)
–50 –25
–0.20
GAIN ERROR (%)
–0.10
0.05
0
50
75
610912 G07
–0.15
0
–0.05
25
100
125
R
IN
= 1k
R
IN
= 100Ω
V
SENSE
= 5mV TO 100mV
GAIN ERROR (%)
–0.048
0
PERCENTAGE OF UNITS (%)
5
15
20
25
V
SENSE
= 5mV TO 100mV
–0.052
–0.056
610912 G08
10
–0.060
–0.68
–0.064
Amplifier Output Swing
vs Temperature
TEMPERATURE (°C)
–50
0
V
+
– V
OUTA
(V)
0.05
0.15
0.20
0.25
0.50
0.35
0
50
75
610912 G18
0.10
0.40
0.45
0.30
–25
25
100
125
V
+
= 12V
V
SENSE
= 120mV
V
+
= 2.7V
V
SENSE
= 27mV