STMicroelectronics UC3844BN
Production
Technical Specifications
Physical
Case/PackagePDIP
MountThrough Hole
Number of Pins8
Weight4.535924 g
Technical
Duty Cycle50 %
Fall Time50 ns
Frequency250 kHz
Max Duty Cycle50 %
Max Frequency500 kHz
Max Operating Temperature150 °C
Max Output Current1 A
Max Power Dissipation1.25 W
Max Supply Current17 mA
Max Supply Voltage30 V
Min Operating Temperature-40 °C
Min Supply Voltage12 V
Nominal Input Voltage15 V
Number of Channels1
Number of Outputs1
Output Current1 A
Output Voltage5.1 V
Rise Time50 ns
Schedule B8542390000
Switching Frequency500 kHz
TopologyBoost, Flyback
Dimensions
Height3.32 mm
Length10.92 mm
Width6.6 mm
Inventory History
3 month trend: -12.20%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
0 parts available
Engineering Resources
View Evaluation kits and Reference designs for STMicroelectronics UC3844BN.
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Descriptions
Descriptions of STMicroelectronics UC3844BN provided by its distributors.
Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDIP8
UC3844B Series 250 kHz High Performance Current Mode PWM Controller - DIP-8
PWM CONT, CURRENT MODE, 500KHZ, MINIDIP; Input Voltage: 15V; Output Voltage: 5V; Output Current: 1A; Supply Voltage Min: -; Supply Voltage Max: -; Controller IC Case Style: MiniDIP; No. of Pins: 8Pins; Frequency: 500kHz; Operati
PWM CONT, CURRENT MODE, 500KHZ, MINIDIP; Supply Voltage Min:-; Supply Voltage Max:-; IC Case / Package:MiniDIP; No. of Pins:8Pins; Operating Temperature Min:-25°C; Operating Temperature Max:85°C; Product Range:-; Qualification:- RoHS Compliant: Yes
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: -12.20%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
0 parts available
Technical Specifications
Physical
Case/PackagePDIP
MountThrough Hole
Number of Pins8
Weight4.535924 g
Technical
Duty Cycle50 %
Fall Time50 ns
Frequency250 kHz
Max Duty Cycle50 %
Max Frequency500 kHz
Max Operating Temperature150 °C
Max Output Current1 A
Max Power Dissipation1.25 W
Max Supply Current17 mA
Max Supply Voltage30 V
Min Operating Temperature-40 °C
Min Supply Voltage12 V
Nominal Input Voltage15 V
Number of Channels1
Number of Outputs1
Output Current1 A
Output Voltage5.1 V
Rise Time50 ns
Schedule B8542390000
Switching Frequency500 kHz
TopologyBoost, Flyback
Dimensions
Height3.32 mm
Length10.92 mm
Width6.6 mm
Compliance
Environmental Classification
Lead FreeLead Free
Radiation HardeningNo
REACH SVHCNo SVHC
RoHSCompliant