The part number UC3833DW is used to refer to a specific semiconductor device manufactured by Texas Instruments. The naming convention used for this part number is as follows:
UC: This prefix is used to indicate that the part is a member of the UC family of devices, which are high-speed, high-performance power supply controllers.
3833: This number sequence indicates the specific model within the UC family. The first two digits, 38, represent the maximum voltage rating of the device (38 volts). The last two digits, 33, indicate that this device has two outputs and is capable of synchronous rectification.
DW: This suffix is used to indicate the package type of the device. In this case, DW refers to a 16-pin SOIC package with a surface-mount design.
The UC3833DW is a high-speed PWM controller designed for use in high-power and high-frequency applications. Some of the key parameters of this product include:
Input voltage range: 4.5V to 16.5V
Output voltage range: 0V to VCC
Maximum switching frequency: 1 MHz
Adjustable dead time control
Adaptive shoot-through protection
Error amplifier with 2 MHz gain bandwidth product
Soft-start capability
Undervoltage lockout protection
These parameters may vary depending on the specific manufacturer and version of the product.
The physical characteristics of UC3833DW include:
Package type: SOIC (Small Outline Integrated Circuit)
Package dimensions: 5.00mm x 8.65mm
Number of pins: 16
Lead material: Copper Alloy
Weight: 0.019 ounces (0.54 grams)
Electrical Characteristics of UC3833DW:
UC3833DW is a high-speed pulse width modulation (PWM) controller designed for use in DC-DC converters. Here are some of its electrical characteristics:
Supply Voltage Range: The operating supply voltage range of UC3833DW is 10V to 20V.
Output Drivers: UC3833DW has two complementary output drivers capable of delivering 1A peak current.
Switching Frequency: The switching frequency of UC3833DW is adjustable from 50kHz to 500kHz.
Soft Start: UC3833DW features a soft-start circuit to reduce the inrush current during startup.
Duty Cycle Range: The duty cycle range of UC3833DW is 0% to 100%.
Error Amplifier: UC3833DW has an error amplifier with a high open-loop gain of 100V/mV.
Oscillator: The oscillator of UC3833DW has a frequency range of 50kHz to 500kHz and is internally trimmed to an accuracy of ±5%.
Shutdown: UC3833DW features a shutdown input that disables the outputs and reduces the supply current to 50µA.
Undervoltage Lockout: UC3833DW has an undervoltage lockout (UVLO) function that disables the outputs when the supply voltage drops below a certain threshold.
Note that the exact electrical characteristics of UC3833DW may vary depending on the manufacturer and the specific version of the product.
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