Current - Output (Max):	125mA, 125mA
Size / Dimension:	1.25" L x 0.80" W x 0.40" H (31.8mm x 20.3mm x 10.2mm)
Package / Case:	24-DIP Module, 10 Leads
Mounting Type:	Through Hole
Efficiency:	76%
Operating Temperature:	-40°C ~ 105°C
Features:	OCP, SCP
Applications:	ITE (Commercial)
Voltage - Isolation:	3kV
Power (Watts):	3W
Series:	PVB3-D
Voltage - Output 3:	--
Voltage - Output 2:	-12V
Voltage - Output 1:	12V
Voltage - Input (Max):	9V
Voltage - Input (Min):	4.5V
Number of Outputs:	2
Type:	Isolated Module
Part Status:	Active
Packaging:	Tube

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

DC DC Converters: PVB3-D5-D12-D application field and working principle

DC-DC converters are among the most commonly used and most effective means of transforming different levels of electrical power from one voltage to another. This type of power conversion is often used to provide an application with a regulated voltage and current of the appropriate size, while still achieving highly efficient power conversions.The PVB3-D5-D12-D is one type of DC-DC converter developed to convert an intermediate voltage of 5 V into the final voltage of 12 V. The PVB3 is a linear regulator, which utilizes an internal ideal diode-type circuit over its normal operating region, allowing it to achieve a highly efficient step-up conversion by bypassing any non-utilizable power. The operating principle of the linear regulator is quite simple and involves two main components: a voltage sampling circuit and an error amplifier.The voltage sampling circuit, which is actually a voltage divider, is used to compare the input voltage to a reference voltage (Vref). If the two voltages of the divider don’t match, the voltage difference (ΔV) is used to calculate the duty cycle (D) of the error amplifier, the main device responsible for regulating the output voltage of the converter. The duty cycle is controlled by the error amplifier’s voltage, which is known as the “maneuverable potential” (Vmp).So, when any discrepancy is detected between the input voltage and the reference voltage, the duty cycle of the error amplifier is increased until the difference is eliminated and the reference voltage reclaimed. This increase in duty cycle will in turn result in an increase of the output voltage of the converter until the Vmp reaches its limit. Once the Vmp reaches its limit, the output voltage will remain saturated at its maximum value, hence achieving the desired output voltage.The PVB3-D5-D12-D converter can efficiently convert up to 5V to 12V with a current capacity of up to 2 Amps, making it perfect for a wide range of applications. It is commonly used in portable electronics, electric vehicle charging systems, and automotive applications such as headlight, taillight, and powertrain controls.It is an attractive solution for distributing power to multiple devices due to its high efficiency and conversion transparency. Its low power dissipation also gives it a major edge over linear integrated circuit (IC) solutions, as it does not require external heat sinks to dissipate heat, and it consumes roughly three times less quiescent current, eliminating the need for costly bypass capacitors.The PVB3-D5-D12-D is a highly efficient and reliable means of transforming different levels of electrical power from one voltage to the next, making it an attractive power conversion solution for a wide variety of applications. Its efficient step-up conversion, low power dissipation, and small size are all major advantages of this converter, making it an ideal choice for all your power conversion needs.

The specific data is subject to PDF, and the above content is for reference

Part Number	Manufacturer	Price	Quantity	Description