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SG6858DZ
BICMOS Switching Controller in PDIP8 package, compliant with ROHS standards
SG6858DZ
BICMOS Switching Controller in PDIP8 package, compliant with ROHS standards
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Shipping & Payment
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Service & Packaging
Service & Packaging
About After Sales Service
All Parts Extended Quality Guarantee
Initiate the application within 90 days from the shipment date.
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Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.
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SG6858DZ 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 compact SOP-8 package of the SG6858DZ makes it a breeze to integrate into a wide range of converter designs, offering convenience and ease of use for engineers and designers alike. With its cutting-edge features and high performance capabilities, this IC is truly a must-have for any project that requires precision and efficiency in power management
Key Features
- Green-Mode PWM
- Supports the “Blue Angel” Standard
- Low Start-up Current (9uA)
- Low Operating Current (3mA)
- Leading-Edge Blanking
- Constant Output Power Limit
- Universal Input
- Built-in Synchronized Slope Compensation
- Current Mode Operation
- Cycle-by-cycle Current Limiting
- Under Voltage Lockout (UVLO)
- Programmable PWM Frequency with Frequency Hopping
- VDD Over Voltage Protection (Auto Restart)
- Gate Output Voltage Clamped at 17V
- Low Cost
- Few External Components Required
- Small SOT-26 and Dip 8 Packages
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Pbfree Code | Yes | Rohs Code | Yes |
| Part Life Cycle Code | Transferred | Part Package Code | DIP |
| Pin Count ! | 8 | Reach Compliance Code | compliant |
| ECCN Code | EAR99 | HTS Code ! | 8542.31.00.01 |
| Analog IC - Other Type | SWITCHING CONTROLLER | Control Mode | CURRENT-MODE |
| Control Technique | PULSE WIDTH MODULATION | Input Voltage-Max | 22 V |
| Input Voltage-Min | 12.5 V | Input Voltage-Nom | 15 V |
| JESD-30 Code | R-PDIP-T8 | JESD-609 Code | e3 |
| Length | 9.415 mm | Number of Functions | 1 |
| Number of Terminals | 8 | Operating Temperature-Max | 125 °C |
| Operating Temperature-Min | -40 °C | Package Body Material | PLASTIC/EPOXY |
| Package Code | DIP | Package Equivalence Code | DIP8,.3 |
| Package Shape | RECTANGULAR | Package Style | IN-LINE |
| Qualification Status ! | Not Qualified | Seated Height-Max | 5.08 mm |
| Surface Mount ! | NO | Switcher Configuration | SINGLE |
| Switching Frequency-Max | 75 kHz | Technology | BICMOS |
| Temperature Grade ! | AUTOMOTIVE | Terminal Finish | MATTE TIN |
| Terminal Form ! | THROUGH-HOLE | Terminal Pitch ! | 2.54 mm |
| Terminal Position | DUAL | Width | 7.62 mm |
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 SG6858DZ?
The SG6858DZ is a high-efficiency, constant frequency voltage mode PWM controller designed for use in flyback, buck-boost, and forward power supply applications. It is commonly used in various power management systems, including AC-DC adapters, LED lighting, and industrial electronics.
How Does SG6858DZ Work?
The SG6858DZ operates by regulating the output voltage of a power supply through a feedback loop that controls the duty cycle of the PWM signal. This ensures stable and efficient power conversion, allowing the device to meet the requirements of specific applications. The controller features protection functions such as overcurrent protection and overvoltage protection to enhance system reliability.
How Many Pins does SG6858DZ have and What are the Functions of the Pinout Configuration?
The SG6858DZ is housed in an 8-pin SOP (Small Outline Package) package. The pinout configuration includes:
- VCC: Power supply pin for internal circuitry.
- FB: Feedback pin for setting the output voltage.
- COMP: Compensation pin for external slope compensation.
- EN: Enable pin for turning the controller on/off.
- CS: Current sense input pin for overcurrent protection.
- DRV: Gate driver output pin for driving the power switch.
- GND: Ground pin.
What are the Pros and Cons of SG6858DZ?
Pros:
- High Efficiency: Efficient power conversion for energy-saving applications.
- Wide Application Range: Suitable for various power supply topologies and systems.
- Protection Features: Includes overcurrent and overvoltage protection for enhanced reliability.
- Simple Design: Provides a straightforward solution for voltage mode control in power supplies.
- Cost-Effective: Offers a cost-effective solution for power management applications.
Cons:
- External Components: May require external components for certain applications, adding to the overall system cost.
- Thermal Considerations: Thermal management may be required for high-power applications.
- Noisy Operation: PWM controllers can introduce electrical noise, which needs to be considered in sensitive applications.
Are There Any Equivalents/Alternatives to SG6858DZ for Recommendation?
- The UC3845B from Texas Instruments is a voltage mode PWM controller with similar functionality.
- Alternatives to the SG6858DZ include the NCP1207 from ON Semiconductor and the FAN7601 from Fairchild Semiconductor.
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