Texas Instruments UC3844AD8
$ 0.654
NRND
Inventory History
3 month trend: +46.01%
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
$ 0.654
$ 0.343
$ 0.343
Stock
205,230
869,257
869,257
Authorized Distributors
5
4
4
Topology
Boost, Buck, Buck-Boost, Flyback
Boost, Buck, Buck-Boost, Flyback
Boost, Buck, Buck-Boost, Flyback
Output Voltage
5 V
-
-
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
8
8
8
Supply Chain
Lifecycle StatusNRND (Last Updated: 1 week ago)
Manufacturer Lifecycle StatusNRND (Last Updated: 1 week ago)
Related Parts
Texas InstrumentsTL2843BDR-8
Current Mode PWM Controller 0V to 30V 200mA 500kHz 8-Pin SOIC T/R
Texas InstrumentsUC2845AD8TR
Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDSO8
Descriptions
Descriptions of Texas Instruments UC3844AD8 provided by its distributors.
TEXAS INSTRUMENTS UC3844AD8Current Mode PWM, 25V-12V supply, 500 kHz, 5V/200mA out, SOIC-8
30-V, 1A, 500KHz current mode PWM controller with 16V/10V UVLO 50% duty cycle, 0°C to 70°C 8-SOIC 0 to 70
Current Mode PWM Controller -0.1V to 11V 1A 500kHz 8-Pin SOIC Tube
Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDSO8
10V~30V SOIC-8 AC-DC Controllers and Regulators ROHS
UC3844 Boost Buck Buck-Boost Flyback Forward Tube e4 DC to DC switching controller 50ns 1A 72.603129mg 5V
IC, CURRENT MODE PWM CTRL, 25V, 8-SOIC
10V 5V 30V SOIC-8 4.9mm*1.58mm
PWM CONTROLLER, SMD, 3844, SOIC8; Controller Type:PWM; Voltage, Input Max:25V; Output Current Max:1A; Output Type:Totem Pole; Input Current:11mA; Output Energy per Cycle:5µJ; Frequency:500kHz; Power Dissipation:1W; Voltage, Supply ;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
- TEXAS INSTRUM
- TI Texas Instruments
- TEXAS USD
- TEXAS INSRUMENTS
- TEXAS INSRUMENT
- TEXAS INSTUMENTS
- TI-ROHS
- Texas Instr.
- Texas Instruments Inc.
Inventory History
3 month trend: +46.01%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
1 part available
Technical Specifications
Physical
Case/PackageSOIC
Number of Pins8
Weight72.603129 mg
Technical
Duty Cycle50 %
Fall Time50 ns
Frequency450 kHz
Input Current11 mA
Max Duty Cycle50 %
Max Frequency500 kHz
Max Operating Temperature70 °C
Max Supply Voltage30 V
Min Operating Temperature0 °C
Min Supply Voltage12 V
Nominal Input Voltage15 V
Number of Channels1
Number of Outputs1
Output Current1 A
Output TypeTOTEM POLE
Output Voltage5 V
Power Dissipation1 W
Quiescent Current11 mA
Rise Time50 ns
Schedule B8542390000
Switching Frequency500 kHz
TopologyBoost, Buck, Buck-Boost, Flyback
Dimensions
Height1.75 mm
Length4.9 mm
Thickness1.58 mm
Width3.91 mm
Compliance
Environmental Classification
Lead FreeLead Free
Radiation HardeningNo
REACH SVHCNo
RoHSCompliant
Compliance Statements