LT3970IMS-5#TRPBF Linear Technology, LT3970IMS-5#TRPBF Datasheet - Page 2

• Manufacturer Part Number: LT3970IMS-5#TRPBF
• Description: IC BUCK 5V 0.35A 10MSOP
• Manufacturer: Linear Technology
• Type: Step-Down (Buck)r

Specifications of LT3970IMS-5#TRPBF

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 5V
• Current - Output: 350mA
• Frequency - Switching: 200kHz ~ 2.25MHz
• Voltage - Input: 4.2 ~ 40 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 10-MSOP, Micro10™, 10-uMAX, 10-uSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

ABSOLUTE MAXIMUM RATINGS
LT3970/LT3970-3.3/LT3970-5
V
BOOST Pin Voltage ...................................................55V
BOOST Pin Above SW Pin .........................................30V
FB/V
PG, BD Voltage .........................................................30V
PIN CONFIGURATION
ORDER INFORMATION
LEAD FREE FINISH
LT3970EDDB#PBF
LT3970IDDB#PBF
LT3970EMS#PBF
LT3970IMS#PBF
LT3970EDDB-3.3#PBF
LT3970IDDB-3.3#PBF
LT3970EMS-3.3#PBF
LT3970IMS-3.3#PBF
LT3970HMS-3.3#PBF
LT3970EDDB-5#PBF
LT3970IDDB-5#PBF
LT3970EMS-5#PBF
LT3970IMS-5#PBF
LT3970HMS-5#PBF
Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi ed by a label on the shipping container.
Consult LTC Marketing for information on non-standard lead based fi nish parts.
For more information on lead free part marking, go to:
For more information on tape and reel specifi cations, go to:
2
*FB for LT3970, V
IN
, EN Voltage .........................................................40V
OUT
, RT Voltage ....................................................6V
EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB
OUT
for LT3970-3.3, LT3970-5.
10-LEAD (3mm × 2mm) PLASTIC DFN
*FB/V
GND
GND
OUT
V
EN
TAPE AND REEL
LT3970EDDB#TRPBF
LT3970IDDB#TRPBF
LT3970EMS#TRPBF
LT3970IMS#TRPBF
LT3970EDDB-3.3#TRPBF
LT3970IDDB-3.3#TRPBF
LT3970EMS-3.3#TRPBF
LT3970IMS-3.3#TRPBF
LT3970HMS-3.3#TRPBF
LT3970EDDB-5#TRPBF
LT3970IDDB-5#TRPBF
LT3970EMS-5#TRPBF
LT3970IMS-5#TRPBF
LT3970HMS-5#TRPBF
IN
1
2
3
4
5
DDB PACKAGE
θ
TOP VIEW
JA
GND
= 76°C/W
11
10
9
8
7
6
RT
PG
BD
BOOST
SW
http://www.linear.com/leadfree/
PART MARKING*
LFCZ
LFCZ
LTFDB
LTFDB
LFQH
LFQH
LTFQG
LTFQG
LTFQG
LFQF
LFQF
LTFQD
LTFQD
LTFQD
http://www.linear.com/tapeandreel/
(Note 1)
Operating Junction Temperature Range (Note 2)
Storage Temperature Range ................... –65°C to 150°C
Lead Temperature (Soldering, 10 sec)
LT3970E/LT3970E-X ........................... –40°C to 125°C
LT3970I/LT3970I-X ............................ –40°C to 125°C
LT3970H-X ......................................... –40°C to 150°C
MS Only ............................................................ 300°C
PACKAGE DESCRIPTION
10-Lead (3mm × 2mm) Plastic DFN
10-Lead (3mm × 2mm) Plastic DFN
10-Lead Plastic MSOP
10-Lead Plastic MSOP
10-Lead (3mm × 2mm) Plastic DFN
10-Lead (3mm × 2mm) Plastic DFN
10-Lead Plastic MSOP
10-Lead Plastic MSOP
10-Lead Plastic MSOP
10-Lead (3mm × 2mm) Plastic DFN
10-Lead (3mm × 2mm) Plastic DFN
10-Lead Plastic MSOP
10-Lead Plastic MSOP
10-Lead Plastic MSOP
*FB/V
GND
GND
OUT
V
EN
IN
10-LEAD PLASTIC MSOP
1
2
3
4
5
θ
MS PACKAGE
JA
TOP VIEW
= 100°C/W
10
9
8
7
6
TEMPERATURE RANGE
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 150°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 150°C
RT
PG
BD
BOOST
SW
3970fa