Texas Instruments UC3843ADTR
Boost，Buck，Flyback，Forward No Up~500KHz Transistor Driver 1 5V 6.3V -0.3V SOIC-14 SMD mount
$ 0.429
Production
Price and Stock
Authorized Distributors
Non-Authorized Stocking Distributors
Non-Authorized Dealers
Distributor
SKU
Min
Pkg
Bulk Pricing
Inventory History
3 month trend: -2.10%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
1 part available
CAD Models
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Alternate Parts
This Part
Alternate Parts
Price @ 1000
$ 0.429
$ 0.885
$ 0.885
Stock
345,879
254,140
254,140
Authorized Distributors
5
4
4
Topology
Boost, Buck, Flyback
Boost, Buck, Flyback
Boost, Buck, Flyback
Output Voltage
15 V
13.5 V
13.5 V
Min Input Voltage
-
-
-
Max Input Voltage
-
-
-
Max Input Current
-
-
-
Efficiency
-
-
-
Max Switching Frequency
-
-
-
Output Voltage Accuracy
-
-
-
Fault Protection
-
-
-
Synchronous Rectifier
No
-
-
Case/Package
SOIC
SOIC
SOIC
Number of Pins
14
14
14
Supply Chain
Lifecycle StatusProduction (Last Updated: 1 week ago)
Manufacturer Lifecycle StatusACTIVE (Last Updated: 1 week ago)
Related Parts
Texas InstrumentsUC2843ADTR
Current Mode PWM Controller -0.1V to 11V 1A 500kHz 14-Pin SOIC T/R
Descriptions
Descriptions of Texas Instruments UC3843ADTR provided by its distributors.
Boost，Buck，Flyback，Forward No Up~500KHz Transistor Driver 1 5V 6.3V -0.3V SOIC-14 SMD mount
IC REG CTRLR MULT TOP 14SOIC / Current Mode PWM Controller 5V 1A 500kHz 14-Pin SOIC T/R
UC3843 Boost Buck Buck-Boost Flyback Forward Tape & Reel (TR) e4 DC to DC switching controller 50ns 200mA 122.413241mg 15V
Pulse Width Modulation (PWM) Controller IC; Frequency:450kHz; No. of Pins:14; Operating Temperature Range:0°C to +70°C; Control Mode:Current; Number of PWM Outputs:1; Output Current:200mA; Package/Case:14-SOIC ;RoHS Compliant: Yes
Manufacturer Aliases
Texas Instruments has several brands around the world that distributors may use as alternate names. Texas Instruments may also be known as the following names:
- TI
- TEXAS
- TEXAS INST
- TEXAS INSTR
- TEXAS INSTRUMENT
- TEXAS INSTRUMENTS INC
- TEXAS INS
- TEXAS INSTRU
- TEXAS INSTRUMEN
- TI/NS
- TEX
- Texas Instruments (TI)
- TEXASIN
- TEXAS INSTRUMENTS INCORPORATED
- TEXINS
- TEXAS INTRUMENTS
- TEAXS
- TEXASI
- TI Texas Instruments
- TEXAS INSTRUM
- TEXAS USD
- TEXAS INSRUMENTS
- TEXAS INSRUMENT
- TEXAS INSTUMENTS
- TI-ROHS
- Texas Instr.
- Texas Instruments Inc.
Inventory History
3 month trend: -2.10%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
1 part available
Technical Specifications
Physical
Case/PackageSOIC
Number of Pins14
Weight122.413241 mg
Technical
Clock SyncNo
Duty Cycle100 %
Fall Time50 ns
Frequency450 kHz
Max Duty Cycle100 %
Max Frequency500 kHz
Max Operating Temperature70 °C
Max Supply Voltage30 V
Min Operating Temperature0 °C
Nominal Input Voltage25 V
Number of Output Phases1
Number of Outputs1
Output Voltage15 V
PackagingTape & Reel (TR)
Rise Time50 ns
Schedule B8542390000
Switching Frequency500 kHz
Synchronous RectifierNo
TopologyBoost, Buck, Flyback
Dimensions
Height0 m
Length8.65 mm
Thickness1.58 mm
Width3.91 mm
Compliance
Environmental Classification
Lead FreeLead Free
Radiation HardeningNo
RoHSCompliant
Compliance Statements