| Allicdata Part #: | 941-1651-ND |
| Manufacturer Part#: |
Q48SG12034NRFA |
| Price: | $ 42.27 |
| Product Category: | Power Supplies - Board Mount |
| Manufacturer: | Delta Electronics |
| Short Description: | DC DC CONVERTER 11.8V 400W |
| More Detail: | Isolated Module, Digital DC DC Converter 1 Output ... |
| DataSheet: |  Q48SG12034NRFA Datasheet/PDF |
| Quantity: | 1000 |
| 30 +: | $ 38.43000 |
Specifications
| Current - Output (Max): | 34A |
| Control Features: | Enable, Active Low |
| Size / Dimension: | 2.30" L x 1.45" W x 0.44" H (58.4mm x 36.8mm x 11.2mm) |
| Package / Case: | 13-DIP Module, 1/4 Brick |
| Mounting Type: | Through Hole |
| Efficiency: | 96% |
| Operating Temperature: | -40°C ~ 85°C |
| Features: | Remote On/Off, OCP, OTP, OVP, UVLO |
| Applications: | ITE (Commercial) |
| Voltage - Isolation: | 2.25kV |
| Power (Watts): | 400W |
| Series: | Delphi Q48SG |
| Voltage - Output 3: | -- |
| Voltage - Output 2: | -- |
| Voltage - Output 1: | 11.8V |
| Voltage - Input (Max): | 75V |
| Voltage - Input (Min): | 38V |
| Number of Outputs: | 1 |
| Type: | Isolated Module, Digital |
| Part Status: | Active |
| Packaging: | Bulk |
Description
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DC-DC converters are widely used in consumer, industrial and automotive applications. The Q48SG12034NRFA is a high-efficiency buck-boost converter, designed for applications that require wide input voltage ranges, high power density, and low-standby-power operation. This converter is suitable for a variety of DC-DC converter applications, including power-factor-corrected (PFC) boost converters, buck-boost DC-DC converters, Flyback topologies and a wide range of mobile power sources.The Q48SG12034NRFA can accept input voltages from 3V to 24Vdc, allowing it to be used in a wide variety of applications. It has a maximum output power of 20W and a minimum output voltage of 0.9V. It also provides excellent start-up and transient performance. The buck-boost technology enables the converter to provide both step-up and step-down voltage conversion, allowing it to be used in applications that require the output voltage to be both higher and lower than the input voltage.The working principle of the Q48SG12034NRFA is based on the principle of buck-boost conversion. In buck conversion, the power supply input voltage is reduced from a higher level to a lower one, while in boost conversion, the voltage is increased from a lower to a higher level. The Q48SG12034NRFA uses a combination of these two functions to provide both step-down and step-up voltage conversion.The Q48SG12034NRFA consists of two main parts: the control circuitry and the power section. The control circuit consists of an integrated voltage-regulator-controller, a high-side MOSFET, and a low-side MOSFET. The controller monitors the input voltage and the output voltage and adjusts the duty-cycle of the MOSFETs accordingly to maintain a regulated output voltage. The power section consists of an inductor, an output capacitor, and the MOSFET switches. The input voltage is applied to the inductor during the first part of the duty cycle. This causes a magnetic field to be generated which stores energy. During the second part of the duty cycle, the stored energy is released into the output capacitor, which is connected to the output voltage line, thus regulating the output voltage. The high and low-side MOSFETs act as switchgates, allowing the flow of current into and out of the inductor. The Q48SG12034NRFA can be used in a variety of applications, including battery chargers, switching power supplies, lighting, telecommunication, motor control, industrial control and consumer electronics. It is an ideal choice for applications requiring high power density, low standby power, and excellent start-up and transient performance.
The specific data is subject to PDF, and the above content is for reference
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