Datasheet

5
LT1019
1019fd
CCHARA TERIST
ICS
UW
AT
Y
P
I
CA
LPER
F
O
R
C
E
Quiescent Current (LT1019-10)
Quiescent Current (LT1019-2.5)
INPUT VOLTAGE (V)
0
CURRENT (mA)
0.8
1.0
1.2
40
LT1019 • TPC01
0.6
0.4
0
10
20
30
0.2
1.6
1.4
35
5
15
25
45
125°C
25°C
–55°C
INPUT VOLTAGE (V)
0
CURRENT (mA)
0.8
1.0
1.2
40
LT1019 • TPC03
0.6
0.4
0
10
20
30
0.2
1.6
1.4
35
5
15
25
45
125°C
25°C
–55°C
Minimum Input/Output Voltage
Differential
Load Regulation
Ripple Rejection
INPUT/OUTPUT VOLTAGE (V)
0
0
OUTPUT CURRENT (mA)
2.5
7.5
10
0.4
0.8
1.0 1.8
LT1019 • TPC04
5.0
0.2 0.6
1.2
1.4
1.6
T
J
= 25°C
T
J
= –55°CT
J
= 125°C
OUTPUT CURENT (mA)
–10
OUTPUT CHANGE (mV)
1.0
2.0
6
LT1019 • TPC05
0
–1.0
–2.0
–6
–2
2
10
0.5
1.5
–0.5
–1.5
4
–8
–4
0
8
SINKING SOURCING
T
J
= 25°C
LT1019-10
LT1019-4.5/LT1019-5
LT1019-2.5
FREQUENCY (Hz)
60
INPUT VOLTAGE/OUTPUT VOLTAGE (dB)
70
90
110
120
10 1k 10k 1M
LT1019 • TPC06
50
100
100k
100
80
40
LT1019-10
LT1019-4.5
LT1019-5
LT1019-2.5
T
J
= 25°C
Shunt Mode Characteristics
(LT1019-10)
Shunt Mode Characteristics
(LT1019-5)
Shunt Mode Characteristics
(LT1019-2.5)
OUTPUT-TO-GROUND VOLTAGE (V)
0
0
CURRENT (mA)
0.1
0.3
0.4
0.5
1.0
0.7
1.0
2.0
2.5
LT1019 • TPC07
0.2
0.8
0.9
0.6
0.5 1.5
3.0
3.5
4.0
INPUT OPEN
T
J
= 125°C
T
J
= 25°C
T
J
= –55°C
OUTPUT-TO-GROUND VOLTAGE (V)
0
0
CURRENT (mA)
0.1
0.3
0.4
0.5
1.0
0.7
2
4
5
LT1019 • TPC08
0.2
0.8
0.9
0.6
13
6
7
8
INPUT OPEN
T
J
= –55°C
T
J
= 125°C
T
J
= 25°C
INPUT VOLTAGE (V)
0
CURRENT (mA)
0.8
1.0
1.2
40
LT1019 • TPC02
0.6
0.4
0
10
20
30
0.2
1.6
1.4
35
5
15
25
45
125°C
25°C
–55°C
Quiescent Current
(LT1019-4.5/LT1019-5)
OUTPUT-TO-GROUND VOLTAGE (V)
0
0
CURRENT (mA)
0.1
0.3
0.4
0.5
1.0
0.7
4
8
10
LT1019 • TPC09
0.2
0.8
0.9
0.6
26
12
14
16
INPUT OPEN
T
J
= –55°C
T
J
= 125°C
T
J
= 25°C