Texas Instruments UC3843AD
TEXAS INSTRUMENTS UC3843ADPWM Controller, 30V-7.6V supply, 500 kHz, 13.5V/1A out, SOIC-14
$ 0.885
Production
Inventory History
3 month trend: -3.12%
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
$ 0.885
$ 0.429
$ 0.429
Stock
254,140
345,879
345,879
Authorized Distributors
4
5
5
Topology
Boost, Buck, Flyback
Boost, Buck, Flyback
Boost, Buck, Flyback
Output Voltage
13.5 V
15 V
15 V
Min Input Voltage
-
-
-
Max Input Voltage
-
-
-
Max Input Current
-
-
-
Efficiency
-
-
-
Max Switching Frequency
-
-
-
Output Voltage Accuracy
-
-
-
Fault Protection
-
-
-
Synchronous Rectifier
-
No
No
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)
Related Parts
Texas InstrumentsUC3843ADTR
Boost，Buck，Flyback，Forward No Up~500KHz Transistor Driver 1 5V 6.3V -0.3V SOIC-14 SMD mount
Descriptions
Descriptions of Texas Instruments UC3843AD provided by its distributors.
TEXAS INSTRUMENTS UC3843ADPWM Controller, 30V-7.6V supply, 500 kHz, 13.5V/1A out, SOIC-14
Current Mode PWM Controller -0.1V to 11V 1A 500kHz 14-Pin SOIC Tube
Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDSO14
30-V, 1A, 500KHz current mode PWM controller with 8.4V/7.6V UVLO 100% duty cycle 0°C to 70°C 14-SOIC 0 to 70
Texas Instruments current modePWMControllers, 14Pin, SOICencapsulation, surface mount, Highest500 kHz
IC REG CTRLR MULT TOPOLOGY 8SOIC
PWM Power Supply Controllers Current Mode
Pulse Width Modulation (PWM) Controller;
Texas Instruments UC3843AD PWM控制器
RS APAC
Pwm Controller, 500Khz, 7.6V-30V, Soic14; Input Voltage:25V; Output Voltage:13.5V; Output Current:1A; Supply Voltage Min:7.6V; Supply Voltage Max:30V; Controller Ic Case Style:Soic; No. Of Pins:14Pins; Frequency:500Khz; Operating Rohs Compliant: Yes |TEXAS INSTRUMENTS UC3843AD
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: -3.12%
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 Cycle100 %
Fall Time50 ns
Frequency450 kHz
Input Current11 mA
Max Duty Cycle100 %
Max Frequency500 kHz
Max Operating Temperature70 °C
Max Supply Voltage30 V
Min Operating Temperature0 °C
Min Supply Voltage7.6 V
Nominal Input Voltage25 V
Number of Channels1
Number of Outputs1
Output Current1 A
Output TypeTOTEM POLE
Output Voltage13.5 V
PackagingCut Tape (CT)
Power Dissipation1 W
Quiescent Current11 mA
Rise Time50 ns
Schedule B8542390000
Switching Frequency500 kHz
TopologyBoost, Buck, Flyback
Dimensions
Height0 m
Length8.65 mm
Thickness1.58 mm
Width3.91 mm
Compliance
Environmental Classification
Lead FreeLead Free
Radiation HardeningNo
REACH SVHCNo
RoHSCompliant
Compliance Statements