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UC3843BN
PWM Controller, Current Mode, 12V to 25V Supply, 250kHz, 5.05V/200mA out, MiniDIP-8
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ManufacturerSTMICROELECTRONICS
Manufacturer Part NoUC3843BN
Order Code2849824
Product RangeUC3842B/3B/4B/5B
Technical Datasheet
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| Quantity | Price (inc GST) |
|---|---|
| 1+ | CNY6.280 (CNY7.0964) |
| 10+ | CNY3.760 (CNY4.2488) |
| 100+ | CNY3.300 (CNY3.729) |
| 500+ | CNY3.160 (CNY3.5708) |
| 1000+ | CNY3.010 (CNY3.4013) |
| 2500+ | CNY2.850 (CNY3.2205) |
| 5000+ | CNY2.660 (CNY3.0058) |
Price for:Each
Minimum: 1
Multiple: 1
CNY6.28 (CNY7.10 inc GST)
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Added to your Order Confirmation, Invoice, and Dispatch note for this order only.
Product Information
ManufacturerSTMICROELECTRONICS
Manufacturer Part NoUC3843BN
Order Code2849824
Product RangeUC3842B/3B/4B/5B
Technical Datasheet
Power Supply Controller TypeSingle Ended Controller
No. of Channels1Channels
Control ModeCurrent Mode Control
Supply Voltage Min-
Supply Voltage Max-
IC Case / PackageMiniDIP
No. of Pins8Pins
IC MountingThrough Hole
Switching Frequency Typ52kHz
Switching Frequency Min-
Switching Frequency Max-
Duty Cycle Min0%
Duty Cycle Max100%
TopologyBoost, Flyback
Operating Temperature Min-25°C
Operating Temperature Max85°C
Product RangeUC3842B/3B/4B/5B
Qualification-
SVHCNo SVHC (25-Jun-2025)
Automotive Qualification Standard-
Controller IC Case StyleMiniDIP
Frequency500kHz
Input Voltage15V
Output Current1A
Output Voltage5V
Technical Specifications
Power Supply Controller Type
Single Ended Controller
Control Mode
Current Mode Control
Supply Voltage Max
-
No. of Pins
8Pins
Switching Frequency Typ
52kHz
Switching Frequency Max
-
Duty Cycle Max
100%
Operating Temperature Min
-25°C
Product Range
UC3842B/3B/4B/5B
MSL
MSL 1 - Unlimited
Automotive Qualification Standard
-
Frequency
500kHz
Output Current
1A
No. of Channels
1Channels
Supply Voltage Min
-
IC Case / Package
MiniDIP
IC Mounting
Through Hole
Switching Frequency Min
-
Duty Cycle Min
0%
Topology
Boost, Flyback
Operating Temperature Max
85°C
Qualification
-
SVHC
No SVHC (25-Jun-2025)
Controller IC Case Style
MiniDIP
Input Voltage
15V
Output Voltage
5V
Technical Docs (2)
Legislation and Environmental
Country of Origin:
Country in which last significant manufacturing process was carried outCountry of Origin:Malaysia
Country in which last significant manufacturing process was carried out
Country in which last significant manufacturing process was carried outCountry of Origin:Malaysia
Country in which last significant manufacturing process was carried out
Tariff No:85423990
US ECCN:EAR99
EU ECCN:NLR
RoHS Compliant:Yes
RoHS
RoHS Phthalates Compliant:Yes
RoHS
SVHC:No SVHC (25-Jun-2025)
Download Product Compliance Certificate
Product Compliance Certificate
Weight (kg):.013608