Power Circuits
LT1243IS8#PBF
Description: LT1243 - High Speed Current Mode Pulse Width Modulators; Package: SO; Pins: 8; Temperature Range: -40°C to 85°C

Overview of LT1243IS8#PBF by Linear Technology

Note: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
Where used in Applications: Energy and Power Systems Transportation and Logistics Renewable Energy Automotive

Available Datasheets

Part # Manufacturer Description Datasheet
LT1243IS8#PBF Analog Devices Hi Speed C Mode Pulse Width Mo
LT1243IS8#TRPBF Analog Devices Hi Speed C Mode Pulse Width Mo

CAD Models for LT1243IS8#PBF by Linear Technology
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Part Data Attributes for LT1243IS8#PBF by Linear Technology

LT1243IS8#PBF
Linear Technology
-
-
Rohs Code
Yes
Part Life Cycle Code
Transferred
Ihs Manufacturer
LINEAR TECHNOLOGY CORP
Part Package Code
SOIC
Package Description
0.150 INCH, PLASTIC, SO-8
Pin Count
8
Manufacturer Package Code
S8
Reach Compliance Code
compliant
ECCN Code
EAR99
HTS Code
8542.39.00.01
Analog IC - Other Type
SWITCHING CONTROLLER
Control Mode
CURRENT-MODE
Control Technique
PULSE WIDTH MODULATION
Input Voltage-Max
25 V
Input Voltage-Min
8.2 V
Input Voltage-Nom
15 V
JESD-30 Code
R-PDSO-G8
JESD-609 Code
e3
Length
4.9 mm
Moisture Sensitivity Level
1
Number of Functions
1
Number of Terminals
8
Operating Temperature-Max
85 °C
Operating Temperature-Min
-40 °C
Output Current-Max
1 A
Output Voltage-Nom
5 V
Package Body Material
PLASTIC/EPOXY
Package Code
SOP
Package Equivalence Code
SOP8,.25
Package Shape
RECTANGULAR
Package Style
SMALL OUTLINE
Peak Reflow Temperature (Cel)
260
Qualification Status
Not Qualified
Seated Height-Max
1.75 mm
Surface Mount
YES
Switcher Configuration
SINGLE
Switching Frequency-Max
500 kHz
Technology
BIPOLAR
Temperature Grade
INDUSTRIAL
Terminal Finish
Matte Tin (Sn)
Terminal Form
GULL WING
Terminal Pitch
1.27 mm
Terminal Position
DUAL
Time@Peak Reflow Temperature-Max (s)
30
Width
3.9 mm
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  1. LT1243IS8#PBF
    Linear Technology
    LT1243 - High Speed Current Mode Pulse Width Modulators; Package: SO; Pins: 8; Temperature Range: -40°C to 85°C
    VS

Alternate Parts for LT1243IS8#PBF

This table gives cross-reference parts and alternative options found for LT1243IS8#PBF. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of LT1243IS8#PBF, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
Part Number Description Manufacturer Compare
LT1243IS8 LT1243 - High Speed Current Mode Pulse Width Modulators; Package: SO; Pins: 8; Temperature Range: -40°C to 85°C Linear Technology LT1243IS8#PBF vs LT1243IS8
UC3843AD Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDSO8, SOP-8 Fairchild Semiconductor Corporation LT1243IS8#PBF vs UC3843AD
UC3843BVD1 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, PDSO8, PLASTIC, SO-8 Motorola Mobility LLC LT1243IS8#PBF vs UC3843BVD1
LT1243CS8#TR LT1243 - High Speed Current Mode Pulse Width Modulators; Package: SO; Pins: 8; Temperature Range: 0°C to 70°C Linear Technology LT1243IS8#PBF vs LT1243CS8#TR
LT1243IS8#TRPBF High Speed Current Mode Pulse Width Modulators Analog Devices Inc LT1243IS8#PBF vs LT1243IS8#TRPBF
UC3843AD1 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, PDSO8, PLASTIC, SOIC-8 Rochester Electronics LLC LT1243IS8#PBF vs UC3843AD1
UC3843BD1R2G 1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO8, HALOGEN AND LEAD FREE, PLASTIC, SOIC-8 Rochester Electronics LLC LT1243IS8#PBF vs UC3843BD1R2G
UC3843BVD1R2G 1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO8, HALOGEN AND LEAD FREE, PLASTIC, SOIC-8 Rochester Electronics LLC LT1243IS8#PBF vs UC3843BVD1R2G
LT1243CS8#TR Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDSO8 Analog Devices Inc LT1243IS8#PBF vs LT1243CS8#TR
LT1243IS8 Switching Controller, Current-mode, 500kHz Switching Freq-Max, PDSO8 Analog Devices Inc LT1243IS8#PBF vs LT1243IS8
Part Number Description Manufacturer Compare
UC2844BDR2 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, PDSO14, PLASTIC, SO-14 Motorola Mobility LLC LT1243IS8#PBF vs UC2844BDR2
UC2843ADR2 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, PDSO14, PLASTIC, SO-14 Motorola Mobility LLC LT1243IS8#PBF vs UC2843ADR2
UC3844BVDG 1 A SWITCHING CONTROLLER, 275 kHz SWITCHING FREQ-MAX, PDSO14, ROHS COMPLIANT, SOIC-14 Rochester Electronics LLC LT1243IS8#PBF vs UC3844BVDG
UC2843D 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, PDSO14, GREEN, PLASTIC, MS-012AB, SOIC-14 Rochester Electronics LLC LT1243IS8#PBF vs UC2843D
UC3843BVD1R2G 1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO8, HALOGEN AND LEAD FREE, PLASTIC, SOIC-8 Rochester Electronics LLC LT1243IS8#PBF vs UC3843BVD1R2G
UC3845DR2 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, PDSO14, PLASTIC, SO-14 Motorola Mobility LLC LT1243IS8#PBF vs UC3845DR2
UC2844AQD8R 1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO8, GREEN, PLASTIC, MS-012AA, SOIC-8 Rochester Electronics LLC LT1243IS8#PBF vs UC2844AQD8R
UC2845BD1G 1 A SWITCHING CONTROLLER, 275 kHz SWITCHING FREQ-MAX, PDSO8, ROHS COMPLIANT, SOIC-8 Rochester Electronics LLC LT1243IS8#PBF vs UC2845BD1G
UC3843BD1G 1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO8, HALOGEN AND LEAD FREE, PLASTIC, SOIC-8 Rochester Electronics LLC LT1243IS8#PBF vs UC3843BD1G
UC3843ADR2 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, PDSO14, PLASTIC, SOIC-14 Rochester Electronics LLC LT1243IS8#PBF vs UC3843ADR2

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