LT1175CN8-ADJ#PBF Linear Technology, LT1175CN8-ADJ#PBF Datasheet - Page 2

• Manufacturer Part Number: LT1175CN8-ADJ#PBF
• Description: V REG LDO ADJ -0.5/20V, 1175, DIP8
• Manufacturer: Linear Technology

Specifications of LT1175CN8-ADJ#PBF

• Primary Input Voltage: 20V
• Output Voltage: 5V
• Dropout Voltage Vdo: 500mV
• No. Of Pins: 8
• Output Current: 500mA
• Voltage Regulator Case Style: DIP
• Operating Temperature Range: 0°C To +125°C
• Svhc: No
• Output Voltage Fixed: 5V
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ABSOLUTE
PACKAGE/ORDER
LT1175
Input Voltage (Transient 1 sec, Note 11) ................ 25V
Input Voltage (Continuous) .................................... 20V
Input-to-Output Differential Voltage (Note 12) ........ 20V
5V SENSE Pin (with Respect to GND Pin) ...... 2V, – 10V
ADJ SENSE Pin
5V SENSE Pin
Output Reverse Voltage ............................................ 2V
SHDN Pin to GND Pin Voltage (Note 2) ..... 13.5V, – 20V
Consult LTC Marketing for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS
range, otherwise specifications are at T
unless otherwise noted. 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.
2
PARAMETER
Feedback Sense Voltage
Output Voltage Initial Accuracy
Output Voltage Accuracy (All Conditions)
Quiescent Input Supply Current
OUTPUT
OUTPUT
θ
ON PC BOARD LAYOUT
θ
ON PC BOARD LAYOUT
SENSE
SENSE
JA
(with Respect to OUTPUT Pin) ................ 20V, – 0.5V
(with Respect to OUTPUT Pin) .................. 20V, – 7V
JA
I
I
LIM2
LIM2
= 60°C/ W TO 100°C/W DEPENDING
V
V
= 80°C/ W TO 120°C/W DEPENDING
IN
IN
1
2
3
4
1
2
3
4
8-LEAD PLASTIC SO
N8 PACKAGE
8-LEAD PDIP
S8 PACKAGE
TOP VIEW
TOP VIEW
8
7
6
5
8
7
6
5
W
MAXIMUM
V
I
SHDN
GND
V
I
SHDN
GND
LIM4
LIM4
IN
IN
PINS 1, 8 ARE INTERNALLY
CONNECTED TO DIE
ATTACH PADDLE FOR HEAT
SINKING. ELECTRICAL
CONTACT CAN BE MADE TO
EITHER PIN. FOR BEST
THERMAL RESISTANCE,
PINS 1, 8 SHOULD BE
CONNECTED TO AN
EXPANDED LAND THAT IS
OVER AN INTERNAL OR
BACKSIDE PLANE.
SEE APPLICATIONS
INFORMATION
PART NUMBER
W W
LT1175CN8
LT1175CN8-5
LT1175IN8
LT1175IN8-5
ORDER
INFORMATION
U
A
= 25°C. V
RATINGS
CONDITIONS
Adjustable Part
Fixed 5V Part
Adjustable, Measured at 3.8V Sense
Fixed 5V
V
P = 0 to P
V
IN
IN
– V
– V
W
INPUT
TAB
θ
ON PC MOUNTING. SEE DATA SHEET
FOR DETAILS
OUT
OUT
JA
IS
U
S8 PART MARKING
1175
11755
OUT
= 27°C/ W TO 60°C/W DEPENDING
MAX
PART NUMBER
= 1V to V
≤ 12V
5-LEAD PLASTIC DD
LT1175CS8
LT1175CS8-5
LT1175IS8
LT1175IS8-5
= 5V, V
, T
FRONT VIEW
Q PACKAGE
ORDER
J
The
= T
U
5
4
3
2
1
(Note 1)
IN
MIN
IN
●
= 20V, I
1175I
1175I5
= 7V, I
to T
denotes specifications which apply over the operating temperature
SHDN
GND
INPUT
SENSE
OUTPUT
MAX
SHDN Pin to V
Operating Junction Temperature Range
Ambient Operating Temperature Range
Storage Temperature Range ................. – 65°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300°C
OUT
OUT
(Note 3)
= 0A to 500mA
LT1175C .............................................. 0°C to 125°C
LT1175I .......................................... – 40°C to 125°C
LT1175C ................................................ 0°C to 70°C
LT1175I ............................................ – 40°C to 85°C
= 0, V
PART NUMBER
LT1175CQ
LT1175CQ-5
LT1175IQ
LT1175IQ-5
ORDER
SHDN
TAB IS
INPUT
θ
JA
5-LEAD PLASTIC TO-220
= 3V, I
IN
= 50°C/ W, θ
FRONT VIEW
Pin Voltage .......................... 30V, – 5V
T PACKAGE
LIM2
5
4
3
2
1
TAB IS
INPUT
●
●
θ
AND 10cm
SOLDERED TO TAB
JC
JA
3-LEAD PLASTIC SOT-223
= 5°C/ W
and I
= 50°C/ W WITH BACKPLANE
3.743
FRONT VIEW
4.93
ST PACKAGE
MIN
2
LIM4
TOPSIDE LAND
SHDN
INPUT
OUTPUT
tied to V
3
2
1
GND
SENSE
TYP
5.0
0.5
1.5
3.8
0.5
GND
V
OUTPUT
45
IN
IN
, T
PART NUMBER
PART NUMBER
3.857
5.075
MAX
LT1175CST-5
LT1175IST-5
1.5
2.5
J
1.5
65
80
LT1175CT
LT1175CT-5
LT1175IT
LT1175IT-5
= 25°C,
ORDER
ORDER
UNITS
1175fd
µA
µA
%
%
%
V
V