lt3470its8-trpbf Linear Technology Corporation, lt3470its8-trpbf Datasheet - Page 2

• Manufacturer Part Number: lt3470its8-trpbf
• Description: Micropower Buck Regulator With Integrated Boost And Catch Diodes
• Manufacturer: Linear Technology Corporation

ABSOLUTE AXI U RATI GS
LT3470
V
BOOST Pin Voltage ................................................. 47V
BOOST Pin Above SW Pin ...................................... 25V
FB Voltage ................................................................ 5V
BIAS Voltage ............................................................ 25V
SW Voltage ................................................................V
Maximum Junction Temperature
PI CO FIGURATIO
ORDER I FOR ATIO
LEAD FREE FINISH
LT3470EDDB#PBF
LT3470IDDB#PBF
LT3470HDDB#PBF
LT3470ETS8#PBF
LT3470ITS8#PBF
LT3470HTS8#PBF
LEAD BASED FINISH
LT3470EDDB
LT3470IDDB
LT3470HDDB
LT3470ETS8
LT3470ITS8
LT3470HTS8
Consult LTC Marketing for parts specified with wider operating temperature ranges.
For more information on lead free part marking, go to:
For more information on tape and reel specifications, go to:
2
IN
LT3470E, LT3470I ............................................ 125°C
, SHDN Voltage .................................................. 40V
U
EXPOSED PAD (PIN 9) IS GROUND (MUST BE SOLDERED TO PCB)
U
U
8-LEAD (3mm × 2mm) PLASTIC DFN
W
BOOST
BIAS
SW
FB
TAPE AND REEL
LT3470EDDB#TRPBF
LT3470IDDB#TRPBF
LT3470HDDB#TRPBF
LT3470ETS8#TRPBF
LT3470ITS8#TRPBF
LT3470HTS8#TRPBF
TAPE AND REEL
LT3470EDDB#TR
LT3470EDDB#TR
LT3470EDDB#TR
LT3470ETS8#TR
LT3470ITS8#TR
LT3470HTS8#TR
DDB8 PACKAGE
1
2
3
4
W
θ
TOP VIEW
JA
W W
= 80°C/ W
9
8
7
6
5
U
SHDN
NC
V
GND
IN
U
http://www.linear.com/leadfree/
U
http://www.linear.com/tapeandreel/
PART MARKING
LBPN
LBPP
LCNR
LTBDM
LTBPW
LTCNQ
PART MARKING
LBPN
LBPP
LCNR
LTBDM
LTBPW
LTCNQ
(Note 1)
IN
Operating Temperature Range (Note 2)
Storage Temperature Range ................. – 65°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300°C
LT3470H .......................................................... 150°C
LT3470E ............................................. – 40°C to 85°C
LT3470I ............................................ – 40°C to 125°C
LT3470H .......................................... – 40°C to 150°C
PACKAGE DESCRIPTION
8-Lead (3mm × 2mm) Plastic DFN
8-Lead (3mm × 2mm) Plastic DFN
8-Lead (3mm × 2mm) Plastic DFN
8-Lead Plastic TSOT-23
8-Lead Plastic TSOT-23
8-Lead Plastic TSOT-23
PACKAGE DESCRIPTION
8-Lead (3mm × 2mm) Plastic DFN
8-Lead (3mm × 2mm) Plastic DFN
8-Lead (3mm × 2mm) Plastic DFN
8-Lead Plastic TSOT-23
8-Lead Plastic TSOT-23
8-Lead Plastic TSOT-23
SHDN 1
GND 4
V
NC 2
IN
8-LEAD PLASTIC TSOT-23
3
TS8 PACKAGE
θ
JA
TOP VIEW
= 140°C/ W
8 FB
7 BIAS
6 BOOST
5 SW
TEMPERATURE RANGE
–40°C to 85°C
–40°C to 125°C
–40°C to 150°C
–40°C to 85°C
–40°C to 125°C
–40°C to 150°C
TEMPERATURE RANGE
–40°C to 85°C
–40°C to 125°C
–40°C to 150°C
–40°C to 85°C
–40°C to 125°C
–40°C to 150°C
3470fc