Datasheet

LT1761 Series
10
1761sff
TYPICAL PERFORMANCE CHARACTERISTICS
LT1761-3
GND Pin Current
LT1761-3.3
GND Pin Current
LT1761-5
GND Pin Current
LT1761-BYP, LT1761-SD
GND Pin Current GND Pin Current vs I
LOAD
SHDN Pin Threshold
(On to Off)
LT1761-2
GND Pin Current
LT1761-2.5
GND Pin Current
LT1761-2.8
GND Pin Current
INPUT VOLTAGE (V)
2.50
2.25
2.00
1.75
1.50
1.25
1.00
0.75
0.50
0.25
0
GND PIN CURRENT (mA)
1761 G04
0123
4
5
678910
T
J
= 25°C
*FOR V
OUT
= 2V
R
L
= 20Ω
I
L
= 100mA*
R
L
= 40Ω
I
L
= 50mA*
R
L
= 200Ω
I
L
= 10mA*
R
L
= 2k
I
L
= 1mA*
INPUT VOLTAGE (V)
2.50
2.25
2.00
1.75
1.50
1.25
1.00
0.75
0.50
0.25
0
GND PIN CURRENT (mA)
1761 G20
0123
4
5
678910
T
J
= 25°C
*FOR V
OUT
= 2.5V
R
L
= 25Ω
I
L
= 100mA
R
L
= 50Ω
I
L
= 50mA*
R
L
= 250Ω
I
L
= 10mA*
R
L
= 2.5k
I
L
= 1mA*
INPUT VOLTAGE (V)
2.50
2.25
2.00
1.75
1.50
1.25
1.00
0.75
0.50
0.25
0
GND PIN CURRENT (mA)
1761 G56
0123
4
5
678910
T
J
= 25°C
*FOR V
OUT
= 2.8V
R
L
= 28Ω
I
L
= 100mA
R
L
= 56Ω
I
L
= 50mA*
R
L
= 280Ω
I
L
= 10mA*
R
L
= 2.8k
I
L
= 1mA*
INPUT VOLTAGE (V)
2.50
2.25
2.00
1.75
1.50
1.25
1.00
0.75
0.50
0.25
0
GND PIN CURRENT (mA)
1761 G21
0123
4
5
678910
T
J
= 25°C
*FOR V
OUT
= 3V
R
L
= 30Ω
I
L
= 100mA*
R
L
= 60Ω
I
L
= 50mA*
R
L
= 300Ω
I
L
= 10mA*
R
L
= 3k
I
L
= 1mA*
INPUT VOLTAGE (V)
2.50
2.25
2.00
1.75
1.50
1.25
1.00
0.75
0.50
0.25
0
GND PIN CURRENT (mA)
1761 G22
0123
4
5
678910
T
J
= 25°C
*FOR V
OUT
= 3.3V
R
L
= 33Ω
I
L
= 100mA*
R
L
= 66Ω
I
L
= 50mA*
R
L
= 330Ω
I
L
= 10mA*
R
L
= 3.3k
I
L
= 1mA*
INPUT VOLTAGE (V)
2.50
2.25
2.00
1.75
1.50
1.25
1.00
0.75
0.50
0.25
0
GND PIN CURRENT (mA)
1761 G23
0123
4
5
678910
T
J
= 25°C
*FOR V
OUT
= 5V
R
L
= 50Ω
I
L
= 100mA
R
L
= 100Ω
I
L
= 50mA*
R
L
= 500Ω
I
L
= 10mA*
R
L
= 5k
I
L
= 1mA*
INPUT VOLTAGE (V)
2.50
2.25
2.00
1.75
1.50
1.25
1.00
0.75
0.50
0.25
0
GND PIN CURRENT (mA)
1761 G24
0123
4
5
678910
T
J
= 25°C
*FOR V
OUT
= 1.22V
R
L
= 12.2Ω
I
L
= 100mA*
R
L
= 24.4Ω
I
L
= 50mA*
R
L
= 122Ω
I
L
= 10mA*
R
L
= 1.22k
I
L
= 1mA*
OUTPUT CURRENT (mA)
2.50
2.25
2.00
1.75
1.50
1.25
1.00
0.75
0.50
0.25
0
GND PIN CURRENT (mA)
1761 G25
0 102030
40
50
60 70 80 90 100
V
IN
= V
OUT(NOMINAL)
+ 1V
TEMPERATURE (°C)
–50
SHDN PIN THRESHOLD (V)
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
0
50
75
1761 G26
–25
25
100
125
I
L
= 1mA