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onsemi, UC3842BDG, Switching Voltage Regulator PWM Controller, 8.75 x 4 x 1.5mm, Surface Mount 36 V

UC3842BDG onsemi, , Switching Voltage Regulator PWM Controller, 8.75 x 4 x 1.5mm, Surface Mount 36 V
UC3842BDG
onsemi

Product Information

The UC3842BDG by onsemi is a high-performance mode PWM controller with a wide input voltage range, a perfect solution for power supply design. This versatile device features a precise voltage reference, user-friendly fault protection, and fast transient response, providing reliable and efficient power management for various applications.

Number of Outputs:
1
Rise Time:
150ns
Output Current:
1 A
Dimensions:
8.75 x 4 x 1.5mm
Mounting Type:
Surface Mount
Minimum Operating Temperature:
0 °C
Control Method:
Current
Maximum Switching Frequency:
500 kHz
Height:
1.5mm
Width:
4mm
Length:
8.75mm
Output Voltage:
5.1 V
Package Type:
SOIC
Maximum Duty Cycle:
96%
Maximum Operating Supply Voltage:
36 V
PWM Controller Type:
Current Mode
Fall Time:
150ns
Maximum Operating Temperature:
+70 °C
Pin Count:
14
Topology:
Boost, Flyback
Synchronous Rectifier:
No
HTSUS:
8542.31.0001
RoHS Status:
ROHS3 Compliant
Supplier Device Package:
14-SOIC
Operating Temperature:
0°C ~ 70°C (TA)
Voltage - Supply (Vcc/Vdd):
10V ~ 30V
Package / Case:
14-SOIC (0.154", 3.90mm Width)
Function:
Step-Up, Step-Up/Step-Down
Frequency - Switching:
Up to 500kHz
REACH Status:
REACH Unaffected
Output Type:
Transistor Driver
edacadModel:
UC3842BDG Models
edacadModelUrl:
/en/models/921709
Output Phases:
1
Topology:
Boost, Flyback
Control Features:
Frequency Control
Package:
Tube
Clock Sync:
No
Duty Cycle (Max):
96%
Moisture Sensitivity Level (MSL):
1 (Unlimited)
Mounting Type:
Surface Mount
Series:
-
Serial Interfaces:
-
Base Product Number:
UC3842
Output Configuration:
Positive, Isolation Capable
Number of Outputs:
1
ECCN:
EAR99
RoHs Compliant
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The UC3842BDG is a switching voltage regulator designed by On Semiconductor, a leading supplier of power management solutions. This integrated circuit (IC) is widely used in various applications, such as power supplies, battery chargers, and LED drivers. It is a reliable and cost-effective solution for applications that require high efficiency and a wide input voltage range.

Product Specifications:

  • UC3842BDG has a maximum output current of 1A and a maximum output power of 35W.
  • The device has a voltage reference of 5V, which sets the output voltage.
  • It has a maximum duty cycle of 50%, which limits the output voltage to half of the input voltage.
  • The device has a typical dropout voltage of 1.2V and a quiescent current of 8mA.
  • The UC3842BDG operates over a temperature range of -40°C to 105°C and is available in a SOIC-8 package.

Features of UC3842BDG, onsemi, Switching Voltage Regulator, Surface-Mount:

  • UC3842BDG is a surface-mountable device that operates in a fixed-frequency mode.
  • It has a built-in oscillator that generates a PWM (Pulse Width Modulation) signal to control the output voltage.
  • The device has a wide input voltage range of 8V to 30V, making it suitable for industrial and automotive applications.
  • The UC3842BDG has a high efficiency of up to 95% and a maximum switching frequency of 500kHz.
  • The device has various protection features, including overvoltage, undervoltage lockout, and overcurrent protection.

Potential Applications of UC3842BDG, onsemi, Switching Voltage Regulator, Surface-Mount:

  • The UC3842BDG is widely used in various applications, such as AC/DC power supplies, battery chargers, and LED drivers.
  • The device can be used in flyback, forward, and boost converter topologies.
  • It is also used in isolated and non-isolated applications.
  • The controller is particularly useful in applications that require high efficiency and a wide input voltage range.

pdf icon
Datasheet UC3842BDG(Technical Reference)
pdf icon
Mult Dev EOL 01/Oct/2021(PCN Obsolescence/ EOL)
pdf icon
UC384(2,3)B, UC284(2,3)B(Datasheets)
pdf icon
onsemi RoHS(Environmental Information)
pdf icon
onsemi REACH(Environmental Information)

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FAQs

Yes. You can also search UC3842BDG on website for other similar products.
We accept all major payment methods for all products including ET21552639. Please check your shopping cart at the time of order.
You can order onsemi brand products with UC3842BDG directly through our website or call us at +44 (0) 3303 800 157 or email our support team at sales@enrgtech.co.uk.
Yes. Our products in PWM category are shipped in lowest possible time.
You will get a confirmation email regarding your order of onsemi, UC3842BDG, Switching Voltage Regulator PWM Controller, 8.75 x 4 x 1.5mm, Surface Mount 36 V. You can also check on our website or by contacting our customer support team for further order details on onsemi, UC3842BDG, Switching Voltage Regulator PWM Controller, 8.75 x 4 x 1.5mm, Surface Mount 36 V.
We use our internationally recognized delivery partners UPS/DHL. Collection of ET21552639 can also be arranged for the customer by international shipments through contacting our customer support team. Additionally, you can also search "onsemi" products on our website by using Enrgtech's Unique Manufacturing Part Number ET21552639.
Yes. We ship UC3842BDG Internationally to many countries around the world.