Datasheets
UC1844J883B by:

Current Mode PWM Controller 8-CDIP -55 to 125

Part Details for UC1844J883B by Texas Instruments

Results Overview of UC1844J883B by Texas Instruments

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Applications Consumer Electronics Energy and Power Systems Renewable Energy

UC1844J883B Information

UC1844J883B by Texas Instruments is a Switching Regulator or Controller.
Switching Regulator or Controllers are under the broader part category of Power Circuits.

A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.

Price & Stock for UC1844J883B

Part # Distributor Description Stock Price Buy
Vyrian Peripheral ICs 1356
RFQ

Part Details for UC1844J883B

UC1844J883B CAD Models

UC1844J883B Part Data Attributes

UC1844J883B Texas Instruments
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UC1844J883B Texas Instruments Current Mode PWM Controller 8-CDIP -55 to 125
Pbfree Code Yes
Rohs Code No
Part Life Cycle Code Active
Ihs Manufacturer TEXAS INSTRUMENTS INC
Part Package Code DIP
Package Description DIP, DIP8,.3
Pin Count 8
Reach Compliance Code not_compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Samacsys Manufacturer Texas Instruments
Analog IC - Other Type SWITCHING CONTROLLER
Control Mode CURRENT-MODE
Control Technique PULSE WIDTH MODULATION
Input Voltage-Max 30 V
Input Voltage-Min 11 V
Input Voltage-Nom 15 V
JESD-30 Code R-GDIP-T8
JESD-609 Code e0
Length 9.58 mm
Number of Functions 1
Number of Terminals 8
Operating Temperature-Max 125 °C
Operating Temperature-Min -55 °C
Output Current-Max 1 A
Output Voltage-Nom 5 V
Package Body Material CERAMIC, GLASS-SEALED
Package Code DIP
Package Equivalence Code DIP8,.3
Package Shape RECTANGULAR
Package Style IN-LINE
Qualification Status Not Qualified
Screening Level MIL-STD-883 Class B
Seated Height-Max 5.08 mm
Supply Current-Max (Isup) 25 mA
Supply Voltage-Max (Vsup) 30 V
Supply Voltage-Min (Vsup) 12 V
Surface Mount NO
Switcher Configuration BUCK-BOOST
Switching Frequency-Max 500 kHz
Technology BICMOS
Temperature Grade MILITARY
Terminal Finish Tin/Lead (Sn/Pb)
Terminal Form THROUGH-HOLE
Terminal Pitch 2.54 mm
Terminal Position DUAL
Width 7.62 mm

Alternate Parts for UC1844J883B

This table gives cross-reference parts and alternative options found for UC1844J883B. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of UC1844J883B, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
5962-8670403PA Texas Instruments $13.7995 Current Mode PWM Controller 8-CDIP -55 to 125 UC1844J883B vs 5962-8670403PA
5962-8670407VPA Texas Instruments $133.5667 Space-grade QMLV, enhanced 30-V input, 1-A single-output 500-kHz PWM controller, 50% duty cycle 8-CDIP -55 to 125 UC1844J883B vs 5962-8670407VPA
5962-8670407PA Unitrode Corp (RETIRED) Check for Price Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, CDIP8, UC1844J883B vs 5962-8670407PA
5962-8670407PX Unitrode Corp (RETIRED) Check for Price Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, CDIP8, UC1844J883B vs 5962-8670407PX
5962-8670403PA Microsemi Corporation Check for Price Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, CDIP8, UC1844J883B vs 5962-8670403PA
UC1844JQMLV Texas Instruments Check for Price 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, CDIP8, CERAMIC, DIP-8 UC1844J883B vs UC1844JQMLV
5962-8670403VPX Texas Instruments Check for Price 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, CDIP8, CERAMIC, DIP-8 UC1844J883B vs 5962-8670403VPX
UC1844AJQMLV Texas Instruments Check for Price 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, CDIP8, CERAMIC, DIP-8 UC1844J883B vs UC1844AJQMLV
UC1844J Rochester Electronics LLC Check for Price Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, CDIP8 UC1844J883B vs UC1844J
5962-8670403PA Microchip Technology Inc Check for Price Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, CDIP8 UC1844J883B vs 5962-8670403PA
Part Number Manufacturer Composite Price Description Compare
UC3845BVNG onsemi $0.4330 High Performance Current Mode PWM Controller, 8 LEAD PDIP, 50-TUBE UC1844J883B vs UC3845BVNG
UCC28600DR Texas Instruments Check for Price 8-pin quasi resonant Flyback green mode controller 8-SOIC -40 to 105 UC1844J883B vs UCC28600DR
5962-8670406PX Unitrode Corp (RETIRED) Check for Price Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, CDIP8, UC1844J883B vs 5962-8670406PX
UC3844G-S08-R Unisonic Technologies Co Ltd Check for Price Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, PDSO8, HALOGEN FREE, SOP-8 UC1844J883B vs UC3844G-S08-R
IP1842AJ TT Electronics Resistors Check for Price Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, CDIP8, CERAMIC, DIP-8 UC1844J883B vs IP1842AJ
5962-8670401XX Unitrode Corp (RETIRED) Check for Price Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, CQCC20, UC1844J883B vs 5962-8670401XX
5962-8670405PA Unitrode Corp (RETIRED) Check for Price Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, CDIP8, UC1844J883B vs 5962-8670405PA
5962-8670402V2A Texas Instruments Check for Price 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, CQCC20, CERAMIC, LCC-20 UC1844J883B vs 5962-8670402V2A
L6560AD STMicroelectronics Check for Price 0.7A POWER FACTOR CONTROLLER, PDSO8, SO-8 UC1844J883B vs L6560AD
CS3843BGDR8 onsemi Check for Price 1A SWITCHING CONTROLLER, PDSO8, SO-8 UC1844J883B vs CS3843BGDR8

UC1844J883B Related Parts

UC1844J883B Frequently Asked Questions (FAQ)

  • The recommended operating voltage range for the UC1844J883B is 15V to 40V.

  • To ensure stability and oscillation at the desired frequency, it's essential to follow the recommended component values and PCB layout guidelines provided in the datasheet and application notes.

  • The maximum output current capability of the UC1844J883B is 1A peak, but it's recommended to derate the current to ensure reliable operation and prevent overheating.

  • Yes, the UC1844J883B is suitable for switching regulator applications, but it's essential to follow the recommended design guidelines and ensure the device is operated within its specified limits.

  • To troubleshoot issues with the UC1844J883B, start by verifying the PCB layout and component values, then check the input voltage, output voltage, and current waveforms using an oscilloscope.

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