LT1175
ORDER INFORMATION
LEAD FREE FINISH
LT1175IT
LT1175IT-5
LT1175MPS8
LT1175MPS8-5
LT1175MPQ
LT1175MPQ-5
TAPE AND REEL
LT1175IT#TR
LT1175IT-5#TR
LT1175MPS8#TR
LT1175MPS8-5#TR
LT1175MPQ#TR
LT1175MPQ-5#TR
PART MARKING*
LT1175IT
LT1175IT-5
1175MP
175MP5
LT1175MPQ
LT1175MPQ-5
PACKAGE DESCRIPTION
5-Lead Plastic TO-220
5-Lead Plastic TO-220
8-Lead Plastic SO
8-Lead Plastic SO
5-Lead Plastic DD-Pak
5-Lead Plastic DD-Pak
TEMPERATURE RANGE
–40°C to 125°C
–40°C to 125°C
–55°C to 125°C
–55°C to 125°C
–55°C to 125°C
–55°C to 125°C
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
For more information on lead free part marking, go to:
http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to:
http://www.linear.com/tapeandreel/
ELECTRICAL CHARACTERISTICS
PARAMETER
Feedback Sense Voltage
Output Voltage Initial Accuracy
Output Voltage Accuracy (All Conditions)
Quiescent Input Supply Current
GND Pin Current Increase with Load (Note 5)
Input Supply Current in Shutdown
Shutdown Thresholds (Note 10)
SHDN
Pin Current (Note 3)
Output Bleed Current in Shutdown (Note 7)
SENSE Pin Input Current
Dropout Voltage (Note 8)
The
l
denotes specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25°C. V
OUT
= 5V, V
IN
= 7V, I
OUT
= 0, V
SHDN
= 3V, I
LIM2
and I
LIM4
tied to V
IN
.
To avoid confusion with “min” and “max” as applied to negative voltages, all voltages are shown as absolute values except where
polarity is not obvious.
CONDITIONS
Adjustable Part
Fixed 5V Part
Adjustable, Measured at 3.8V Sense
Fixed 5V
V
IN
– V
OUT
= 1V to V
IN
= 20V, I
OUT
= 0A to 500mA
P = 0 to P
MAX
, T
J
= T
MIN
to T
MAX
(Note 4)
V
IN
– V
OUT
≤ 12V
l
MIN
3.743
4.93
TYP
3.8
5.0
0.5
0.5
1.5
45
10
10
MAX
3.857
5.075
1.5
1.5
2.5
65
80
20
20
25
2.5
2.6
UNITS
V
V
%
%
%
μA
μA
μA/mA
μA
μA
V
V
μA
μA
μA
μA
nA
μA
V
V
V
V
V
V
l
l
V
SHDN
= 0V
Either Polarity On
SHDN
Pin (C-, I-Grades)
Either Polarity On
SHDN
Pin (MP-Grade)
V
SHDN
= 0V to 10V (Flows Into Pin)
V
SHDN
= –15V to 0V (Flows Into Pin)
V
OUT
= 0V, V
IN
= 15V
(Adjustable Part Only, Current Flows Out of Pin)
(Fixed Voltage Only, Current Flows Out of Pin)
I
OUT
= 25mA
I
OUT
= 100mA
I
OUT
= 500mA
I
LIM2
Open, I
OUT
= 300mA
I
LIM4
Open, I
OUT
= 200mA
I
LIM2
, I
LIM4
Open, I
OUT
= 100mA
l
l
l
l
0.8
0.8
4
1
0.1
1
75
12
0.1
0.18
0.5
0.33
0.3
0.26
8
4
1
5
150
20
0.2
0.26
0.7
0.5
0.45
0.45
l
l
l
l
l
l
l
l
l
1175ff
4
LINER [ LINEAR TECHNOLOGY ]
