onsemi UC3844BDR2G
$ 0.323
EOL
Price and Stock
Authorized Distributors
Non-Authorized Stocking Distributors
Non-Authorized Dealers
Distributor
SKU
Min
Pkg
Bulk Pricing
Inventory History
3 month trend: -23.23%
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
$ 0.323
$ 0.34
$ 0.34
Stock
285,337
912,484
912,484
Authorized Distributors
6
6
6
Topology
Flyback
Flyback
Flyback
Output Voltage
-
5.05 V
5.05 V
Min Input Voltage
12 V
12 V
12 V
Max Input Voltage
25 V
25 V
25 V
Max Input Current
-
-
-
Efficiency
-
-
-
Max Switching Frequency
275 kHz
275 kHz
275 kHz
Output Voltage Accuracy
-
-
-
Fault Protection
-
-
-
Synchronous Rectifier
-
-
-
Case/Package
SOP
SOP
SOP
Number of Pins
14
14
14
Supply Chain
Country of OriginPhilippines
Export Control Classification Number (ECCN) CodeEAR99
Harmonized Tariff Schedule (HTS) Code8542.39.00.60
Introduction Date1999-01-01
Lifecycle StatusEOL (Last Updated: 1 day ago)
LTB Date2026-10-06
LTD Date2027-04-06
Manufacturer Lifecycle StatusLAST SHIPMENTS (Last Updated: 1 day ago)
Descriptions
Descriptions of onsemi UC3844BDR2G provided by its distributors.
UC3844B Series 17 mA 275 kHz High Performance Current Mode Controller - SOIC-14
onsemi current modePWMControllers, 14Pin, SOICencapsulation, surface mount, Highest250 kHz
UC384*B Boost Flyback Tape & Reel (TR) e3 DC to DC switching controller 50ns 17mA 1.5mm 5V
PWM CONT, CURRENT MODE, 52KHZ, SOIC-14; Input Voltage: -; Output Voltage: 5V; Output Current: 1A; Supply Voltage Min: 14V; Supply Voltage Max: 36V; Controller IC Case Style: SOIC; No. of Pins: 14Pins; Frequency: 52kHz; Operating Temperature Min: 0°C; Operating Temperature Max: 70°C; Product Range: -; Automotive Qualification Standard: -; RoHS Phthalates Compliant: Yes; MSL: MSL 1 - Unlimited; SVHC: No SVHC (27-Jun-2018)
Manufacturer Aliases
onsemi has several brands around the world that distributors may use as alternate names. onsemi may also be known as the following names:
- ON Semiconductor
- ONS
- ONSEMICON
- ON SEM
- ON SEMICONDUCTO
- ON SEMICONDUCTORS
- ONSEMIC
- ON Semicondu
- OSC
- ONSE
- ON Semiconductor / Fairchild
- ON SEMICOND
- SCG
- ON Semiconductor Cor
- ON SEMICO
- ONSM
- onsemi / Fairchild
- ON SEMICONDUCTOR CORP
- MOT/ON SEMI
- Fairchild/ONSemiconductor
- ON Semiconductor Corporation
- ON4
- ON Semi - ON Semiconductor
- ON SEMICONDUCT
- ON-SEMI SCG
- ON Semiconductor Inc.
- onsemiconductor
- On Semiconductor Ltd
Inventory History
3 month trend: -23.23%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
1 part available
Technical Specifications
Physical
Case/PackageSOP
MountSurface Mount
Number of Pins14
Number of Terminals14
Technical
Duty Cycle48 %
Fall Time50 ns
Frequency52 kHz
Max Duty Cycle48 %
Max Frequency275 kHz
Max Input Voltage25 V
Max Operating Temperature70 °C
Max Output Current1 A
Max Supply Current17 mA
Max Supply Voltage30 V
Max Switching Frequency275 kHz
Min Input Voltage12 V
Min Operating Temperature0 °C
Nominal Input Voltage15 V
Number of Channels1
Number of Circuits1
Number of Outputs1
Output Current1 A
Rise Time50 ns
Switching Frequency500 kHz
Temperature GradeCommercial
TopologyFlyback
Dimensions
Height1.5 mm
Height - Seated (Max)1.75 mm
Length8.65 mm
Terminal Pitch1.27 mm
Width3.9 mm
Compliance
Environmental Classification
China RoHSCompliant
Halogen FreeHalogen Free
Lead FreeLead Free
Radiation HardeningNo
REACH SVHCYes
RoHSCompliant
Compliance Statements