Texas Instruments UC3843N
$ 0.898
Production
Inventory History
3 month trend: -6.59%
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
$ 0.898
$ 0.863
Stock
328,091
110,025
Authorized Distributors
5
3
Topology
Boost, Buck, Buck-Boost, Flyback
Boost, Buck, Buck-Boost, Flyback
Output Voltage
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
-
-
Case/Package
PDIP
PDIP
Number of Pins
8
8
Supply Chain
Lifecycle StatusProduction (Last Updated: 1 week ago)
Manufacturer Lifecycle StatusACTIVE (Last Updated: 1 week ago)
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Descriptions
Descriptions of Texas Instruments UC3843N provided by its distributors.
Single ended 500KHz current mode PWM controller with 8.4V/7.6V UVLO 100% duty cycle, 0C to 70C 8-PDIP 0 to 70
Current Mode PWM Controller 200mA 500kHz 8-Pin PDIP Tube
IC, CURRENT MODE PWM CTRL, 25V, 8-DIP
IC REG CTRLR MULT TOPOLOGY 8DIP
Pwm Controller, 500Khz, 7.6V-30V, Pdip-8; Input Voltage:25V; Output Voltage:13.5V; Output Current:1A; Supply Voltage Min:7.6V; Supply Voltage Max:30V; Controller Ic Case Style:Dip; No. Of Pins:8Pins; Frequency:500Khz; Operating Rohs Compliant: Yes |TEXAS INSTRUMENTS UC3843N
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: -6.59%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
1 part available
Technical Specifications
Physical
Case/PackagePDIP
MountThrough Hole
Number of Pins8
Weight528.605208 mg
Technical
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
Min Supply Voltage7.6 V
Nominal Input Voltage25 V
Number of Channels1
Number of Outputs1
Output Current1 A
Output Voltage13.5 V
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