LTC1871-7 LINER [Linear Technology], LTC1871-7 Datasheet - Page 2

• Manufacturer Part Number: LTC1871-7
• Description: High Input Voltage,Current Mode Boost, Flyback and SEPIC Controller
• Manufacturer: LINER [Linear Technology]

ABSOLUTE MAXIMUM RATINGS
LTC1871-7
(Note 1)
V
INTV
INTV
GATE Voltage ............................ –0.3V to V
I
RUN Voltage ............................................... –0.3V to 7V
MODE/SYNC Voltage .................................... –0.3V to 9V
FREQ Voltage ............................................ –0.3V to 1.5V
SENSE Pin Voltage .................................... –0.3V to 36V
Operating Temperature Range (Note 2)
Junction Temperature (Note 3) ............................ 125°C
Storage Temperature Range ................... –65°C to 150°C
Lead Temperature (Soldering, 10 sec) .................. 300°C
ORDER INFORMATION
LEAD FREE FINISH
LT1871EMS-7#PBF
LT1871IMS-7#PBF
LEAD BASED FINISH
LT1871EMS-7
LT1871IMS-7
Consult LTC Marketing for parts specifi ed with wider operating temperature ranges.
For more information on lead free part marking, go to:
For more information on tape and reel specifi cations, go to:
ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifi cations are at T
SYMBOL
Main Control Loop
V
I
2
Q
TH
IN(MIN)
IN
LTC1871E-7 ......................................... –40°C to 85°C
LTC1871I-7 ........................................ –40°C to 125°C
, FB Voltages ....................................... –0.3V to 2.7V
Voltage ............................................... – 0.3V to 36V
CC
CC
Voltage ............................................ –0.3V to 9V
Output Current .......................................... 50mA
PARAMETER
Minimum Input Voltage
Input Voltage Supply Current
Continuous Mode
Burst Mode Operation, No Load
Shutdown Mode
TAPE AND REEL
LT1871EMS-7#TRPBF
LT1871IMS-7#TRPBF
TAPE AND REEL
LT1871EMS-7#TR
LT1871IMS-7#TR
http://www.linear.com/leadfree/
PART MARKING
LTG4
LTBTR
PART MARKING
LTG4
LTBTR
A
INTVCC
= 25°C. V
http://www.linear.com/tapeandreel/
CONDITIONS
I-Grade (Note 2)
(Note 4)
V
V
I-Grade (Note 2)
V
V
I-Grade (Note 2)
V
V
MODE/SYNC
MODE/SYNC
MODE/SYNC
MODE/SYNC
RUN
RUN
+ 0.3V
= 0V
= 0V, I-Grade (Note 2)
The
IN
= 8V, V
l
= 5V, V
= 5V, V
= 0V, V
= 0V, V
denotes the specifi cations which apply over the full operating
RUN
PIN CONFIGURATION
FB
FB
ITH
ITH
= 1.4V, V
= 1.4V, V
= 1.5V, R
= 0.2V (Note 5)
= 0.2V (Note 5),
PACKAGE DESCRIPTION
10-Lead Plastic MSOP
10-Lead Plastic MSOP
PACKAGE DESCRIPTION
10-Lead Plastic MSOP
10-Lead Plastic MSOP
ITH
ITH
FREQ
= 0.75V
= 0.75V,
= 80k, V
MODE/
SYNC
FREQ
RUN
I
TH
FB
T
JMAX
10-LEAD PLASTIC MSOP
MODE/SYNC
1
2
3
4
5
= 125°C, θ
MS PACKAGE
●
●
●
●
TOP VIEW
MIN
JA
= 0V, unless otherwise specifi ed.
6
6
= 120°C/W
10
9
8
7
6
TEMPERATURE RANGE
–40°C to 85°C
–40°C to 125°C
TEMPERATURE RANGE
–40°C to 85°C
–40°C to 125°C
TYP
550
600
280
280
12
12
SENSE
V
INTV
GATE
GND
IN
CC
MAX
1000
1100
500
600
25
25
UNITS
18717fc
μA
μA
μA
μA
μA
μA
V
V