LT1765EFE#PBF Linear Technology, LT1765EFE#PBF Datasheet - Page 2

• Manufacturer Part Number: LT1765EFE#PBF
• Description: IC SW REG STEP-DOWN 3A 16-TSSOP
• Manufacturer: Linear Technology
• Type: Step-Down (Buck)r

Specifications of LT1765EFE#PBF

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 1.2 ~ 20 V
• Current - Output: 3A
• Frequency - Switching: 1.25MHz
• Voltage - Input: 3 ~ 25 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 16-TSSOP Exposed Pad, 16-eTSSOP, 16-HTSSOP
• Primary Input Voltage: 25V
• No. Of Outputs: 1
• Output Voltage: 20V
• Output Current: 2.4A
• No. Of Pins: 16
• Operating Temperature Range: -40°C To +125°C
• Msl: MSL 1 - Unlimited
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

ABSOLUTE MAXIMUM RATINGS
LT1765/LT1765-1.8/LT1765-2.5/
LT1765-3.3/LT1765-5
Input Voltage ........................................................... 25V
BOOST Pin Above SW ............................................. 20V
Max BOOST Pin Voltage ............................................35V
SHDN Pin ................................................................. 25V
FB Pin Current ......................................................... 1mA
PIN CONFIGURATION
ORDER INFORMATION
LEAD FREE FINISH
LT1765EFE#PBF
LT1765EFE-1.8#PBF
LT1765EFE-2.5#PBF
LT1765EFE-3.3#PBF
LT1765EFE-5#PBF
LT1765ES8#PBF
LEAD BASED FINISH
LT1765EFE
LT1765EFE-1.8
LT1765EFE-2.5
LT1765EFE-3.3
LT1765EFE-5
LT1765ES8
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:
2
EXPOSED PAD (PIN 17) SOLDERED TO LARGE COPPER PLANE
BOOST
GND
GND
V
V
SW
SW
NC
IN
IN
θ
JA
16-LEAD PLASTIC TSSOP
= 45°C/W, θ
TAPE AND REEL
LT1765EFE#TRPBF
LT1765EFE-1.8#TRPBF
LT1765EFE-2.5#TRPBF
LT1765EFE-3.3#TRPBF
LT1765EFE-5#TRPBF
LT1765ES8#TRPBF
TAPE AND REEL
LT1765EFE#TR
LT1765EFE-1.8#TR
LT1765EFE-2.5#TR
LT1765EFE-3.3#TR
LT1765EFE-5#TR
LT1765ES8#TR
1
2
3
4
5
6
7
8
FE PACKAGE
TOP VIEW
17
JC(PAD)
= 10°C/W
16
15
14
13
12
11
10
9
GND
NC
SYNC
V
FB
SHDN
NC
GND
C
http://www.linear.com/leadfree/
PART MARKING
1765EFE
1765EFE-1.8
1765EFE-2.5
1765EFE-3.3
1765EFE-5
1765
PART MARKING
1765EFE
1765EFE-1.8
1765EFE-2.5
1765EFE-3.3
1765EFE-5
1765
http://www.linear.com/tapeandreel/
(Note 1)
SYNC Pin Current ................................................... 1mA
Operating Junction Temperature Range
(Note 2) ................................................. –40°C to 125°C
Storage Temperature Range ................. –65°C to 150°C
Lead Temperature (Soldering, 10 sec) ................ 300°C
PACKAGE DESCRIPTION
16-Lead Plastic TSSOP
16-Lead Plastic TSSOP
16-Lead Plastic TSSOP
16-Lead Plastic TSSOP
16-Lead Plastic TSSOP
8-Lead Plastic SO
PACKAGE DESCRIPTION
16-Lead Plastic TSSOP
16-Lead Plastic TSSOP
16-Lead Plastic TSSOP
16-Lead Plastic TSSOP
16-Lead Plastic TSSOP
8-Lead Plastic SO
GROUND PIN CONNECTED TO LARGE COPPER AREA
T
JMAX
BOOST
GND
SW
V
= 125°C, θ
IN
1
2
3
4
8-LEAD PLASTIC SO
JA
S8 PACKAGE
TOP VIEW
= 90°C/W, θ
JC(PIN 4)
8
7
6
5
SYNC
V
FB
SHDN
C
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
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
= 30°C/W
1765fd