onsemi UC2845BD1G
UC2845B Series 36 V 275 kHz High Performance Current Mode Controller - SOIC-8
$ 0.247
EOL
Price and Stock
Authorized Distributors
Non-Authorized Stocking Distributors
Non-Authorized Dealers
Distributor
SKU
Min
Pkg
Bulk Pricing
Inventory History
3 month trend: +0.00%
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
$ 0.247
$ 0.296
$ 0.296
Stock
749,235
3,068,859
3,068,859
Authorized Distributors
5
6
6
Topology
Boost, Flyback
Boost, Flyback
Boost, Flyback
Output Voltage
-
-
-
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
-
-
-
Output Voltage Accuracy
-
-
-
Fault Protection
-
-
-
Synchronous Rectifier
-
-
-
Case/Package
SOP
SOP
SOP
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 Date1999-01-01
Lifecycle StatusEOL (Last Updated: 6 days ago)
LTB Date2023-03-30
LTD Date2023-09-30
Manufacturer Lifecycle StatusLAST SHIPMENTS (Last Updated: 6 days ago)
Related Parts
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Current Mode PWM Controller 1A 500kHz 8-Pin SOIC N T/R / IC REG CTRLR BOOST/FLYBACK 8SOIC
onsemiUC3843BD1R2G
UC3843B Series 30 V 275 kHz High Performance Current Mode Controller - SOIC-8
onsemiUC2843BD1R2G
UC2843B Series 30 V 275 kHz High Performance Current Mode Controller - SOIC-8
Descriptions
Descriptions of onsemi UC2845BD1G provided by its distributors.
UC2845B Series 36 V 275 kHz High Performance Current Mode Controller - SOIC-8
PWM CNTRL, 36V, 250KHZ, 5VREF, 8SOIC; Input Voltage: -; Output Voltage: 13.4V; Output Current: 12mA; Supply Voltage Min: 12V; Supply Voltage Max: 25V; Controller IC ; Available until stocks are exhausted Alternative available
The UC3844B UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off-Line and dc-to-dc converter applications offering the designer a cost-effective solution with minimal external components. These integrated circuits feature an oscillator a temperature compensated reference high gain error amplifier current sensing comparator and a high current totem pole output ideally suited for driving a power MOSFET. Also included are protective
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: +0.00%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
1 part available
Technical Specifications
Physical
Case/PackageSOP
MountSurface Mount
Number of Pins8
Number of Terminals8
Weight540.001716 mg
Technical
Ambient Temperature Range High85 °C
Duty Cycle48 %
Fall Time50 ns
Frequency250 kHz
Input Bias Current-2 µA
Max Duty Cycle48 %
Max Frequency275 kHz
Max Input Voltage25 V
Max Junction Temperature (Tj)150 °C
Max Operating Temperature85 °C
Max Output Current1 A
Max Power Dissipation702 mW
Max Supply Current17 mA
Max Supply Voltage36 V
Min Input Voltage12 V
Min Operating Temperature-25 °C
Min Supply Voltage7 V
Nominal Input Voltage15 V
Number of Channels1
Number of Circuits1
Number of Outputs1
Power Dissipation702 mW
Rise Time50 ns
Schedule B8542390000
TopologyBoost, Flyback
Dimensions
Height1.75 mm
Height - Seated (Max)1.75 mm
Length4.9 mm
Terminal Pitch1.27 mm
Width3.9 mm
Compliance
Environmental Classification
China RoHSCompliant
Halogen FreeHalogen Free
Lead FreeLead Free
Radiation HardeningNo
REACH SVHCUnaffected
RoHSCompliant
Compliance Statements