Datasheet

LT3090
5
3090fa
For more information www.linear.com/LT3090
Typical perForMance characTerisTics
Offset Voltage Set Pin Current Offset Voltage (V
OUT
– V
SET
)
Set Pin Current Offset Voltage (V
OUT
– V
SET
) Load Regulation
SET Pin Current SET Pin Current Offset Voltage (V
OUT
– V
SET
)
T
J
= 25°C, unless otherwise noted.
TEMPERATURE (°C)
–75
SET PIN CURRENT (µA)
50.5
50.4
50.2
50.0
50.3
50.1
49.9
49.8
49.7
49.6
49.5
25–25 75 100 125
3090 G01
1500–50 50
I
L
= 1mA
V
OUT
= –1.25V
V
IN
= –1.9V
TEMPERATURE (°C)
–75
OFFSET VOLTAGE (mV)
2.0
1.5
0.5
0
1.0
–0.5
–1.0
–1.5
–2.0
25–25 75 100 125
3090 G03
1500–50 50
I
L
= 1mA
V
OUT
= –1.25V
V
IN
= –1.9V
INPUT VOLTAGE (V)
0
SET PIN CURRENT (µA)
50.5
50.4
50.2
50.0
50.3
50.1
49.9
49.8
49.7
49.6
49.5
–20–10 –30 –35
3090 G05
–40–15–5 –25
I
L
= 1mA
V
OUT
= –1.25V
–55°C
25°C
125°C
150°C
INPUT VOLTAGE (V)
0
OFFSET VOLTAGE (mV)
2.0
1.5
0
1.0
0.5
–0.5
–1.0
–1.5
–2.0
–20–10 –30 –35
3090 G06
–40–15–5 –25
I
L
= 1mA
V
OUT
= –1.25V
–55°C
25°C
125°C
150°C
OUTPUT VOLTAGE (V)
0
SET PIN CURRENT (µA)
50.5
50.4
50.2
50.0
50.3
50.1
49.9
49.8
49.7
49.6
49.5
–8 –24 –28
3090 G07
–32–16–12–4 –20
I
L
= 1mA
V
IN
= –36V
–55°C
25°C
125°C
150°C
OUTPUT VOLTAGE (V)
0
OFFSET VOLTAGE (mV)
2.0
1.5
0
1.0
0.5
–0.5
–1.0
–1.5
–2.0
–8 –24 –28
3090 G08
–32–16–12–4 –20
I
L
= 1mA
V
IN
= –36V
–55°C
25°C
125°C
150°C
TEMPERATURE (°C)
–75
SET PIN CURRENT LOAD REGULATION (nA)
OFFSET VOLTAGE LOAD REGULATION (mV)
30
20
10
0
–10
–20
2.5
2.0
1.5
1.0
0.5
0
–25 75 125100
3090 G09
150250–50 50
∆I
L
= 1mA to 600mA
V
IN
= –1.9V
V
OUT
= –1.25V
49 49.5 50.5
3090 G02
5150
DISTRIBUTION (µA)
N = 3122
–2 –1 1
3090 G04
20
V
OS
DISTRIBUTION (mV)
N = 3122
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