STMicroelectronics UC3842BN
$ 0.376
Production
Inventory History
3 month trend: +0.91%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
1 part available
Datasheets & Documents
Download datasheets and manufacturer documentation for STMicroelectronics UC3842BN.
CAD Models
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Alternate Parts
This Part
Alternate Parts
Price @ 1000
$ 0.376
$ 0.551
$ 0.551
Stock
467,755
1,489,961
1,489,961
Authorized Distributors
6
6
6
Topology
Boost, Flyback
Buck-Boost
Buck-Boost
Output Voltage
5.1 V
13.4 V
13.4 V
Min Input Voltage
11.5 V
12 V
12 V
Max Input Voltage
30 V
25 V
25 V
Max Input Current
-
-
-
Efficiency
-
-
-
Max Switching Frequency
500 kHz
500 kHz
500 kHz
Output Voltage Accuracy
-
-
-
Fault Protection
-
-
-
Synchronous Rectifier
-
-
-
Case/Package
DIP
DIP
DIP
Number of Pins
8
8
8
Supply Chain
Country of OriginMainland China
Export Control Classification Number (ECCN) CodeEAR99
Harmonized Tariff Schedule (HTS) Code8542.39.00.60
Introduction Date1980-01-06
Lifecycle StatusProduction (Last Updated: 4 months ago)
Descriptions
Descriptions of STMicroelectronics UC3842BN provided by its distributors.
UC3842B Series 30 V 17 mA High Performance Current Mode PWM Controller - DIP-8
Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDIP8
IC, CURRENT MODE PWM, 3842, DIP8; Input Voltage: 15V; Output Voltage: 5.1V; Output Current: 200mA; Supply Voltage Min: 12V; Supply Voltage Max: 25V; Controller IC Case Style: DIP; No. of Pins: 8Pins; Frequency: 250kHz; Operating
Manufacturer Aliases
STMicroelectronics has several brands around the world that distributors may use as alternate names. STMicroelectronics may also be known as the following names:
- ST MICRO
- STM
- SGS
- SGS THOMSON
- INMOS
- STMICROE
- STMICROEL
- STMICR
- ST MIC
- ST MICROELECTRONIC
- SGS THOMPSON
- SESCOSEM
- STMICROELECT
- ST8
- STMICROELECTRON
- WAFERSCALE
- SGS-ATES
- ST MICROELECTRONICS SEMI
- ST/SGS
- ST MICROELECTRO
- SGST
- THOMS
- STMICROELE
- WAFERSCALE INTEGRATION INC
- SGS-Thomson Microelectronics
- ST Microeletronics
Inventory History
3 month trend: +0.91%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
1 part available
Technical Specifications
Physical
Case/PackageDIP
MountThrough Hole
Number of Pins8
Number of Terminals8
Weight930.006106 mg
Technical
Duty Cycle100 %
Fall Time50 ns
Frequency250 kHz
Max Duty Cycle100 %
Max Frequency500 kHz
Max Input Voltage30 V
Max Operating Temperature70 °C
Max Output Current1 A
Max Power Dissipation1.25 W
Max Supply Current17 mA
Max Supply Voltage25 V
Max Switching Frequency500 kHz
Min Input Voltage11.5 V
Min Operating Temperature0 °C
Min Supply Voltage12 V
Nominal Input Voltage15 V
Number of Channels1
Number of Circuits1
Number of Outputs1
Output Current1 A
Output Voltage5.1 V
Power Dissipation1.25 W
Quiescent Current12 mA
Reference Voltage5 V
Rise Time50 ns
Schedule B8542390000
Switching Frequency500 kHz
Temperature GradeCommercial
Tolerance1 %
TopologyBoost, Flyback
Dimensions
Height3.32 mm
Height - Seated (Max)5.08 mm
Length10.92 mm
Terminal Pitch2.54 mm
Width7.62 mm
Datasheets & Documents
Download datasheets and manufacturer documentation for STMicroelectronics UC3842BN.
Compliance
Environmental Classification
China RoHSNon-Compliant
Radiation HardeningNo
REACH SVHCNo
RoHSCompliant