Texas Instruments UC3845D
$ 1.004
Production
Inventory History
3 month trend: -14.40%
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
$ 1.004
$ 1.07
$ 1.07
Stock
293,018
604,790
604,790
Authorized Distributors
5
4
4
Topology
Boost, Buck, Buck-Boost, Flyback
Boost, Buck, Flyback
Boost, Buck, Flyback
Output Voltage
-
-
-
Min Input Voltage
-
-
-
Max Input Voltage
-
-
-
Max Input Current
-
-
-
Efficiency
-
-
-
Max Switching Frequency
-
-
-
Output Voltage Accuracy
-
-
-
Fault Protection
-
-
-
Synchronous Rectifier
-
-
-
Case/Package
SOIC
SOIC
SOIC
Number of Pins
14
14
14
Supply Chain
Lifecycle StatusProduction (Last Updated: 6 days ago)
Manufacturer Lifecycle StatusACTIVE (Last Updated: 6 days ago)
Descriptions
Descriptions of Texas Instruments UC3845D provided by its distributors.
Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDSO14
Current Mode PWM Controller 200mA 500kHz 14-Pin SOIC Tube
Single ended 500KHz current mode PWM controller with 8.4V/7.6V UVLO 50% duty cycle, 0C to 70C 14-SOIC 0 to 70
TEXAS INSTRUMENTS UC3845DIC, CURRENT MODE PWM CTRL, 25V, SOIC-14
12V~28V SOIC-14 AC-DC Controllers and Regulators ROHS
Boost,Buck,Buck-Boost,Flyback,Forward No Up~500KHz Transistor Driver 1 5.1V 4.9V 6.3V -0.3V SOIC-14 8.65mm*3.91mm*1.58mm
UC3845 Buck Boost Flyback Forward Converter Tube e4 DC to DC switching controller 50ns 1A 122.413241mg 13.5V
IC REG CTRLR MULT TOPOLOGY 8SOIC
PWM Power Supply Controllers Current Mode
AC-DC Controller And Voltage Regulator
UC3845 CURRENT MODE PWM CONTROLL
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: -14.40%
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
Duty Cycle50 %
Fall Time50 ns
Frequency500 kHz
Max Duty Cycle50 %
Max Frequency500 kHz
Max Operating Temperature70 °C
Max Supply Voltage30 V
Min Operating Temperature0 °C
Min Supply Voltage12 V
Nominal Input Voltage25 V
Number of Channels1
Number of Outputs1
Output Current1 A
PackagingRail/Tube
Quiescent Current11 mA
Rise Time50 ns
Switching Frequency500 kHz
TopologyBoost, Buck, Buck-Boost, Flyback
Dimensions
Height0 m
Length8.65 mm
Thickness1.58 mm
Width3.91 mm
Compliance
Environmental Classification
Radiation HardeningNo
REACH SVHCNo
RoHSCompliant
Compliance Statements