Datasheet

LTC3880/LTC3880-1
12
3880fc
For more information www.linear.com/LTC3880
TYPICAL PERFORMANCE CHARACTERISTICS
V
OUT
Command INL V
OUT
Command DNL INTV
CC
Line Regulation
V
OUT
OV Threshold
vs Temperature (1V Target)
V
OUT
OV Threshold
vs Temperature (2V Target)
V
OUT
OV Threshold
vs Temperature (4V Target)
V
OUT
(V)
–1.0
INL (LSBs)
0
1.0
2.0
–0.5
0.5
1.5
1.5 2.5 3.5 4.5
3880 G19
5.510.5 2 3 4 5
V
OUT
(V)
–0.3
DNL (LSBs)
–0.1
0.1
0.3
–0.2
0
0.2
1.5 2.5 3.5 4.5
3880 G20
5.510.5 2 3 4 5
V
IN
(V)
5
4.50
4.75
5.25
20
3880 G21
4.25
4.00
10 15 25
3.75
3.50
5.00
INTV
CC
(V)
TEMPERATURE (°C)
–50
0.990
1V OV THRESHOLD (V)
0.995
1.000
1.005
1.010
–30 –10 10 30
3880 G22
50 70 90 110
TEMPERATURE (°C)
–50
1.97
2V OV THRESHOLD (V)
1.98
1.99
2.00
2.01
0 50
100
150
3880 G23
2.02
2.03
–25 25
75
125
TEMPERATURE (°C)
–50
3.96
4V OV THRESHOLD (V)
3.97
3.98
3.99
4.00
0 50
100
150
3880 G24
4.02
4.01
4.03
4.04
–25 25
75
125
Temperature Error
vs Temperature
I
OUT
Error vs I
OUT
Room
Temperature I
IN
Measurement Error vs I
IN
ACTUAL TEMPERATURE (°C)
–45
–1.0
MEASUREMENT ERROR (°C)
–0.8
–0.4
–0.2
0
1.0
0.4
–5
35
55
3880 G25
–0.6
0.6
0.8
0.2
–25 15
75
95
115
OUTPUT CURRENT (A)
0
MEASUREMENT ERROR (mA)
0
2
4
20
3880 G26
–2
–4
–8
5
10
15
–6
8
6
I
IN
(A)
0
I
IN
MEASUREMENT ERROR (mA)
–4
–2
0
1.2
3880 G27
–6
–8
0.4 0.8
0.2 1.4
0.6 1.0 1.6
–10
–12
2