STMicroelectronics UC3844BD1

UC3844B Series 250 kHz High Performance Current Mode PWM Controller - SOIC-8
$ 0.47
Production
Datasheet
Manufacturer Page

Price and Stock

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Distributor
SKU
Min
Pkg
Bulk Pricing
Newark
UC3844BD1
2,095
1
USD
0.960
0.687
0.545
0.470
0.440
Verical
UC3844BD1
4,000
2K
USD
0.440
Arrow Electronics
UC3844BD1
4,000
2K
USD
0.440
TME
2
UC3844BD1
530
1
USD
0.804
0.581
0.500
0.412
0.357
9h
Mouser
511-UC3844BD1
4,210
1
Tube
USD
0.960
0.689
0.546
0.473
0.428

Datasheets & Documents

Download datasheets and manufacturer documentation for STMicroelectronics UC3844BD1.

Future Electronics

Datasheet15 pages27 years ago

TME

iiiC

Mouser

Inventory History

3 month trend:
-28.75%
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Alternate Parts

This Part
Alternate Parts
STMicroelectronicsUC3844BD1
STMicroelectronicsUC3844BD1013TR
STMicroelectronicsUC3844BD1013TR
Price @ 1000
$ 0.47
$ 0.266
$ 0.266
Stock
430,531
1,295,728
1,295,728
Authorized Distributors
6
6
6
Topology
Boost, Flyback
Boost, Flyback
Boost, Flyback
Output Voltage
5.1 V
5.1 V
5.1 V
Min Input Voltage
11.5 V
11.5 V
11.5 V
Max Input Voltage
30 V
30 V
30 V
Max Input Current
-
-
-
Efficiency
-
-
-
Max Switching Frequency
500 kHz
500 kHz
500 kHz
Output Voltage Accuracy
-
-
-
Fault Protection
-
-
-
Synchronous Rectifier
-
-
-
Case/Package
SOP
SOP
SOP
Number of Pins
8
8
8

Supply Chain

Country of OriginMorocco
Export Control Classification Number (ECCN) CodeEAR99
Harmonized Tariff Schedule (HTS) Code8542.39.00.60
Introduction Date1980-01-06
Lifecycle StatusProduction (Last Updated: 2 weeks ago)

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Switching Controller, Current-mode, 0.5A, 71.5kHz Switching Freq-Max, CMOS, PDSO8
Details

Descriptions

Descriptions of STMicroelectronics UC3844BD1 provided by its distributors.

UC3844B Series 250 kHz High Performance Current Mode PWM Controller - SOIC-8
Future Electronics
Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDSO8
Semicontronic
UC3844 Boost Flyback Tube e4 DC to DC switching controller 50ns 30mA 1.25mm 5.1V
Fly-Wing Technology
UC3844BD1, PWM Current Mode Controller, 1 A, 500 kHz 8-Pin SOIC
RS (Formerly Allied Electronics)
Boost/Flyback Transistor Driver, Up to 500kHz, 5.1V/4.9V/30V/11.5V, SOIC-8, SMD, 4.9mm × 3.9mm × 1.75mm
UnikeyIC
Pwm Controller, 500Khz, 0 To 70Deg C; |Stmicroelectronics UC3844BD1
Newark
PWM Pulse Width Modulator Controllers PWM CONTROLLER
Mouser
HIGH PERFORMANCE CURRENT MODE CONTROLLERS
Win Source
IC REG CTRLR BST FLYBK ISO 8-SO
DigiKey
PWM CONTROLLER, 500KHZ, 0 TO 70DEG C; Input Voltage: 30V; Output Voltage: -; Output Current: 1A; Supply Voltage Min: -; Supply Voltage Max: -; Controller IC Case Style: SOIC; No. of Pins: 8Pins; Frequency: 500kHz; Operating Temp
Farnell

Images

RS (Formerly Allied Electronics)
TME
Augswan
Future Electronics
Entegreci
iiiC
Augswan
Lanka Micro

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

Part Number Aliases

This part may be known by these alternate part numbers:

  • UC3844 BD1