LT1761系列
典型PERFOR一个CE特征
LT1761-2
GND引脚电流
2.50
2.25
T
J
= 25°C
*对于V
OUT
= 2V
GND引脚电流(毫安)
GND引脚电流(毫安)
1.75
1.50
1.25
1.00
0.75
0.50
0.25
0
0
1
2
R
L
= 20Ω
I
L
= 100毫安*
1.75
1.50
1.25
1.00
0.75
0.50
0.25
0
GND引脚电流(毫安)
2.00
R
L
= 40Ω
I
L
= 50毫安*
R
L
= 2k
I
L
= 1毫安*
R
L
= 200Ω
I
L
= 10毫安*
8
9
10
3 4 5 6 7
输入电压( V)
LT1761-3
GND引脚电流
2.50
2.25
GND引脚电流(毫安)
T
J
= 25°C
*对于V
OUT
= 3V
GND引脚电流(毫安)
GND引脚电流(毫安)
2.00
1.75
1.50
1.25
1.00
0.75
0.50
0.25
0
0
1
2
3 4 5 6 7
输入电压( V)
8
9
10
R
L
= 3k
I
L
= 1毫安*
R
L
= 300Ω
I
L
= 10毫安*
R
L
= 60Ω
I
L
= 50毫安*
R
L
= 30Ω
I
L
= 100毫安*
LT1761 - BYP , LT1761 -SD
GND引脚电流
2.50
2.25
GND引脚电流(毫安)
T
J
= 25°C
*对于V
OUT
= 1.22V
SHDN引脚阈值( V)
GND引脚电流(毫安)
2.00
1.75
1.50
1.25
1.00
0.75
0.50
0.25
0
0
1
2
R
L
= 12.2Ω
I
L
= 100毫安*
R
L
= 24.4Ω
I
L
= 50毫安*
R
L
= 1.22k
I
L
= 1毫安*
R
L
= 122Ω
I
L
= 10毫安*
8
9
10
3 4 5 6 7
输入电压( V)
8
ü W¯¯
1761 G04
1761 G21
1761 G24
LT1761-2.5
GND引脚电流
2.50
2.25
2.00
R
L
= 25Ω
I
L
= 100毫安
T
J
= 25°C
*对于V
OUT
= 2.5V
2.50
2.25
2.00
1.75
1.50
1.25
1.00
0.75
0.50
0.25
0
LT1761-2.8
GND引脚电流
T
J
= 25°C
*对于V
OUT
= 2.8V
R
L
= 28Ω
I
L
= 100毫安
R
L
= 50Ω
I
L
= 50毫安*
R
L
= 2.5k
I
L
= 1毫安*
R
L
= 250Ω
I
L
= 10毫安*
8
9
10
R
L
= 56Ω
I
L
= 50毫安*
R
L
= 2.8k
I
L
= 1毫安*
R
L
= 280Ω
I
L
= 10毫安*
8
9
10
0
1
2
3 4 5 6 7
输入电压( V)
0
1
2
3 4 5 6 7
输入电压( V)
1761 G20
1761 G56
LT1761-3.3
GND引脚电流
2.50
2.25
2.00
1.75
1.50
1.25
1.00
0.75
0.50
0.25
0
0
1
2
3 4 5 6 7
输入电压( V)
8
9
10
R
L
= 3.3k
I
L
= 1毫安*
R
L
= 330Ω
I
L
= 10毫安*
R
L
= 66Ω
I
L
= 50毫安*
R
L
= 33Ω
I
L
= 100毫安*
T
J
= 25°C
*对于V
OUT
= 3.3V
2.50
2.25
2.00
1.75
1.50
1.25
1.00
0.75
0.50
0.25
0
LT1761-5
GND引脚电流
T
J
= 25°C
*对于V
OUT
= 5V
R
L
= 50Ω
I
L
= 100毫安
R
L
= 100Ω
I
L
= 50毫安*
R
L
= 5k
I
L
= 1毫安*
R
L
= 500Ω
I
L
= 10毫安*
0
1
2
3 4 5 6 7
输入电压( V)
8
9
10
1761 G22
1761 G23
GND引脚电流与我
负载
2.50
2.25
2.00
1.75
1.50
1.25
1.00
0.75
0.50
0.25
0
0
10 20 30 40 50 60 70 80 90 100
输出电流(mA )
1761 G25
SHDN引脚门限
(开 - 关)
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
–50 –25
50
0
75
25
温度(℃)
100
125
I
L
= 1毫安
V
IN
= V
OUT (标称)
+ 1V
1761 G26