LT8705AIFE#TRPBF footprint, schematic symbol and 3D model by Analog Devices

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PCB Footprints

LT8705AIFE#TRPBF - Analog Devices PCB footprint - Other - Other - FE Package Package Variation: FE38 (31) 38-Lead Plastic TSSOP (4.4mm) (Reference LTC DWG #

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Part Number LT8705AIFE#TRPBF
Manufacturer Analog Devices
Pin Count 32
Part Category Integrated Circuit
Package Category Other
Footprint Name Other - FE Package Package Variation: FE38 (31) 38-Lead Plastic TSSOP (4.4mm) (Reference LTC DWG #
Released Date Jul 1, 2018
Last Modified Date Dec 4, 2025 1:04 AM UTC
Pinout / Pin List Click Here (Member Only)

LT8705AIFE#TRPBF Details

Manufacturer Part Number:
LT8705AIFE#TRPBF
Brand Name:
Analog Devices Inc
Pbfree Code:
No
Rohs Code:
Yes
Part Life Cycle Code:
Active
Package Description:
TSSOP-38/31
Pin Count:
31
Manufacturer Package Code:
05-08-1865
Country Of Origin:
Thailand
ECCN Code:
EAR99
HTS Code:
8542.39.00.01
Manufacturer:
Analog Devices Inc
YTEOL:
9
Analog IC - Other Type:
SWITCHING CONTROLLER
Control Mode:
VOLTAGE-MODE
Control Technique:
BURST MODE
Input Voltage-Max:
80 V
Input Voltage-Min:
2.8 V
Input Voltage-Nom:
12 V
JESD-30 Code:
R-PDSO-G31
JESD-609 Code:
e3
Length:
9.7 mm
Moisture Sensitivity Level:
1
Number of Functions:
1
Number of Terminals:
31
Operating Temperature-Max:
125 °C
Operating Temperature-Min:
-40 °C
Output Voltage-Max:
80 V
Output Voltage-Min:
1.3 V
Package Body Material:
PLASTIC/EPOXY
Package Code:
HTSSOP
Package Equivalence Code:
TSSOP31/38,.25,20
Package Shape:
RECTANGULAR
Package Style:
SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel):
260
Seated Height-Max:
1.2 mm
Surface Mount:
YES
Switcher Configuration:
BUCK-BOOST
Switching Frequency-Max:
400 kHz
Technology:
BIPOLAR
Temperature Grade:
AUTOMOTIVE
Terminal Finish:
Matte Tin (Sn)
Terminal Form:
GULL WING
Terminal Pitch:
0.5 mm
Terminal Position:
DUAL
Time@Peak Reflow Temperature-Max (s):
30
Width:
4.4 mm

LT8705AIFE#TRPBF Frequently Asked Questions (FAQs)

A good PCB layout for the LT8705AIFE involves keeping the input and output capacitors close to the IC, using a solid ground plane, and minimizing the length of the traces between the IC and the capacitors. Additionally, it's recommended to use a separate analog and digital ground plane to reduce noise coupling.
To ensure stability, it's essential to follow the recommended component values and layout guidelines in the datasheet. Additionally, make sure to decouple the input and output pins properly, and use a sufficient output capacitor to filter out high-frequency noise. You can also use the LTpowerCAD tool to simulate and optimize your design.
The LT8705AIFE is rated for operation from -40°C to 125°C ambient temperature range. However, the junction temperature (TJ) should not exceed 150°C to ensure reliable operation.
Yes, the LT8705AIFE is qualified for automotive and high-reliability applications. It meets the AEC-Q100 standard for automotive grade and is also suitable for industrial and medical applications that require high reliability.
To troubleshoot issues, start by verifying the input voltage, output voltage, and current. Check for proper component values, PCB layout, and decoupling. Use an oscilloscope to measure the output voltage ripple and noise. You can also use the LTpowerCAD tool to simulate your design and identify potential issues.

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LT8705AIFE#TRPBF Overview

Use the download button to access the LT8705AIFE#TRPBF schematic symbol and PCB footprint.

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About Analog Devices

Analog Devices Inc. is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits and software solutions for the industrial, automotive, healthcare, communications industries. Analog Devices serves a diverse range of markets including industrial, automotive, healthcare, energy, aerospace, defense, and consumer electronics industries. Analog Devices’ product portfolio includes a wide range of ICs, modules, and subsystems.

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