Texas Instruments UC3844N
$ 0.971
Production
Inventory History
3 month trend: -14.65%
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
$ 0.971
$ 0.913
Stock
92,554
166,986
Authorized Distributors
4
1
Topology
Boost, Buck, Buck-Boost, Flyback
Boost, Buck, Buck-Boost, Flyback
Output Voltage
13.5 V
5 V
Min Input Voltage
-
-
Max Input Voltage
-
-
Max Input Current
-
-
Efficiency
-
-
Max Switching Frequency
-
-
Output Voltage Accuracy
-
-
Fault Protection
-
-
Synchronous Rectifier
-
-
Case/Package
PDIP
PDIP
Number of Pins
8
8
Supply Chain
Lifecycle StatusProduction (Last Updated: 2 days ago)
Manufacturer Lifecycle StatusACTIVE (Last Updated: 2 days ago)
Descriptions
Descriptions of Texas Instruments UC3844N provided by its distributors.
TEXAS INSTRUMENTS UC3844NPWM Controller, 30V-10V supply, 450 kHz, 13.5V/1A out, DIP-8
HIGH PERFORMANCE CURRENT MODE CONTROLLER Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDIP8
PWM CONTROLLER, 500KHZ, 10V-30V, PDIP-8; Input Voltage: 25V; Output Voltage: 13.5V; Output Current: 1A; Supply Voltage Min: 10V; Supply Voltage Max: 30V; Controller IC Case Style: DIP; No. of Pins: 8Pins; Frequency: 450kHz; Operating Temperature Min: 0°C; Operating Temperature Max: 70°C; Product Range: -; Automotive Qualification Standard: -; RoHS Phthalates Compliant: Yes; MSL: -; SVHC: No SVHC (27-Jun-2018); Controller Type: PWM; Input Current: 11mA; Output Energy per Cycle: 5µJ; Output Type: Totem Pole; Power Dissipation Pd: 1W; Termination Type: Through Hole
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: -14.65%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
1 part available
Technical Specifications
Physical
Case/PackagePDIP
MountDIP
Number of Pins8
Weight528.605208 mg
Technical
Duty Cycle50 %
Fall Time50 ns
Frequency450 kHz
Input Current11 mA
Max Duty Cycle50 %
Max Operating Temperature70 °C
Max Supply Voltage30 V
Min Operating Temperature0 °C
Min Supply Voltage10 V
Nominal Input Voltage2.5 V
Number of Channels1
Number of Outputs1
Output Current1 A
Output TypeTOTEM POLE
Output Voltage13.5 V
Power Dissipation1 W
Quiescent Current11 mA
Rise Time50 ns
Schedule B8542390000
Switching Frequency500 kHz
TopologyBoost, Buck, Buck-Boost, Flyback
Dimensions
Height5.08 mm
Length9.81 mm
Thickness3.9 mm
Width6.35 mm
Compliance
Environmental Classification
Lead FreeLead Free
Radiation HardeningNo
REACH SVHCNo
RoHSCompliant
Compliance Statements