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BD33HC5WEFJ-E2
3.3V Output Voltage
BD33HC5WEFJ-E2
3.3V Output Voltage
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Manufacturer Part # : BD33HC5WEFJ-E2
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Package/Case: SOP-8
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Brand: Rohm Semiconductor
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Product Categories : Voltage Regulators - Linear, Low Drop Out (LDO) Regulators
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BD33HC5WEFJ-E2 DataSheet
Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!
Details
The BD33HC5WEFJ-E2 is a highly versatile LDO regulator designed for a wide range of applications in digital appliances. With a maximum output current of 1.5A, this regulator offers precise output accuracy with a deviation of only ±1% of the output voltage. Users have the flexibility to adjust the output voltage within a range of 1.5V to 7.0V using external resistance or opt for a fixed output voltage without the need for additional components
Key Features
- +/-1% output voltage accuracy
- Built-in Over Current Protection (OCP)
- Built-in Thermal Shut Down circuit (TSD)
- Zero µA Shutdown mode
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Product Category ! | LDO Voltage Controllers | RoHS | Details |
| Input Voltage, Min | 4.5 V | Input Voltage, Max | 8 V |
| Output Voltage | 3.3 V | Output Current ! | 1.5 A |
| Load Regulation ! | 1.5 % | Output Type | Fixed |
| Number of Outputs | 1 Output | Operating Supply Current | 600 uA |
| Minimum Operating Temperature | - 25 C | Maximum Operating Temperature ! | + 85 C |
| Mounting Style | SMD/SMT | Package / Case | HTSOP-J8 |
| Brand | ROHM Semiconductor | Pd - Power Dissipation | 2.11 W |
| Product | Linear LDO Regulators | Product Type ! | LDO Voltage Controllers |
| Series | BD33HC5WEFJ | Factory Pack Quantity | 2500 |
| Subcategory | PMIC - Power Management ICs | Type | High-Accuracy LDO Regulator |
| Part # Aliases | BD33HC5WEFJ |
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
What is BD33HC5WEFJ-E2?
The BD33HC5WEFJ-E2 is a 3.3V fixed output voltage, low dropout voltage regulator (LDO) designed by ROHM Semiconductor. It is ideal for applications requiring a stable and regulated power supply, such as consumer electronics, industrial equipment, and automotive systems.
How Does BD33HC5WEFJ-E2 Work?
The BD33HC5WEFJ-E2 works by regulating the input voltage to a constant 3.3V output with low dropout voltage. It utilizes a voltage reference and error amplifier to adjust the output voltage, providing a stable power source for connected devices. The LDO also features a built-in overcurrent protection and thermal shutdown for added reliability.
How Many Pins does BD33HC5WEFJ-E2 have and What are the Functions of the Pinout Configuration?
The BD33HC5WEFJ-E2 is housed in a 5-pin HSON5 (Heat Slug, Wettable Flank Type) package. The pinout configuration includes:
- VOUT: Output voltage pin.
- VIN: Input voltage pin.
- GND: Ground pin.
- BYP: Bypass pin for setting output voltage.
- ON/OFF: Enable pin for turning the regulator on or off.
What are the Pros and Cons of BD33HC5WEFJ-E2?
Pros:
- Fixed Output Voltage: Provides a stable 3.3V output without the need for external components.
- Low Dropout Voltage: Ensures efficient operation even when the input voltage is close to the output voltage.
- Compact Package: The HSON5 package is space-efficient and suitable for compact designs.
- Overcurrent Protection: Built-in protection feature enhances device reliability and safety.
- Thermal Shutdown: Protects the device from overheating, improving longevity.
Cons:
- Limited Adjustability: The output voltage is fixed at 3.3V and cannot be adjusted externally.
- Higher Power Dissipation: LDOs may have higher power dissipation compared to switching regulators in some scenarios.
- External Capacitors Required: May require external capacitors for stability and noise reduction in the power supply circuit.
Are There Any Equivalents/Alternatives to BD33HC5WEFJ-E2 for Recommendation?
Alternate parts to the BD33HC5WEFJ-E2 include the NCP1117 from ON Semiconductor and the LM2937 from Texas Instruments.
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