VIPER16HN

Product Overview

Category: Integrated Circuit
Use: Power Management IC
Characteristics: High voltage converter, energy-efficient, compact size
Package: PowerSO-10 package
Essence: Switching regulator for offline power supplies
Packaging/Quantity: Tape and reel packaging, 2500 units per reel

Specifications

Input Voltage Range: 4.5V to 30V
Output Voltage Range: 3.3V to 24V
Switching Frequency: 60kHz to 200kHz
Maximum Output Current: 700mA
Operating Temperature Range: -40°C to +150°C

Detailed Pin Configuration

The VIPER16HN has a total of 10 pins. The pin configuration is as follows:

VCC: Power supply input
GND: Ground reference
FB: Feedback pin for output voltage regulation
CS: Current sense input
COMP: Compensation pin for loop stability
DRAIN: High-voltage power switch drain
SOURCE: High-voltage power switch source
VDD: Internal bias voltage supply
VSENSE: Voltage sense input
NC: No connection

Functional Features

Integrated high-voltage power MOSFET
Pulse frequency modulation (PFM) operation for improved efficiency
Overvoltage protection (OVP)
Overcurrent protection (OCP)
Thermal shutdown protection (TSD)
Soft-start function for controlled startup

Advantages and Disadvantages

Advantages: - High voltage conversion capability - Energy-efficient operation - Compact size for space-constrained applications - Built-in protection features for enhanced reliability

Disadvantages: - Limited maximum output current (700mA) - Operating temperature range may not be suitable for extreme environments

Working Principles

The VIPER16HN is a switching regulator designed for offline power supplies. It operates by converting the input voltage into a high-frequency pulse train using a high-voltage power MOSFET. This pulse train is then filtered and regulated to provide a stable output voltage. The PFM operation ensures high efficiency by adjusting the switching frequency based on the load requirements.

Detailed Application Field Plans

The VIPER16HN is commonly used in various applications, including: - AC-DC power supplies - LED lighting systems - Home appliances - Industrial equipment - Consumer electronics

Detailed and Complete Alternative Models

VIPER16LD: Low-power version with reduced maximum output current (400mA)
VIPER16HD: High-power version with increased maximum output current (1A)
VIPER16LN: Low-noise version with improved electromagnetic compatibility (EMC) performance

These alternative models offer different specifications and features to cater to specific application requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací VIPER16HN v technických řešeních

Sure! Here are 10 common questions and answers related to the application of VIPER16HN in technical solutions:

Q: What is VIPER16HN?
A: VIPER16HN is a high-voltage converter IC designed for offline power supplies.
Q: What are the key features of VIPER16HN?
A: VIPER16HN features an integrated 800V avalanche-rugged power MOSFET, adjustable frequency, and built-in protections.
Q: What is the typical input voltage range for VIPER16HN?
A: The typical input voltage range for VIPER16HN is from 85VAC to 265VAC.
Q: Can VIPER16HN be used in both flyback and buck-boost topologies?
A: Yes, VIPER16HN can be used in both flyback and buck-boost topologies.
Q: What is the maximum output power that VIPER16HN can handle?
A: VIPER16HN can handle a maximum output power of up to 15W.
Q: Does VIPER16HN have built-in overvoltage protection?
A: Yes, VIPER16HN has built-in overvoltage protection to safeguard against excessive output voltage.
Q: Can VIPER16HN operate in continuous or discontinuous conduction mode?
A: VIPER16HN can operate in both continuous and discontinuous conduction mode, depending on the design requirements.
Q: Is VIPER16HN suitable for low-power applications?
A: Yes, VIPER16HN is suitable for low-power applications due to its adjustable frequency and low standby power consumption.
Q: Does VIPER16HN have built-in thermal shutdown protection?
A: Yes, VIPER16HN has built-in thermal shutdown protection to prevent overheating and ensure safe operation.
Q: Can VIPER16HN be used in dimmable LED lighting applications?
A: Yes, VIPER16HN can be used in dimmable LED lighting applications by incorporating external dimming control circuitry.

Please note that these answers are general and may vary depending on the specific application and design considerations.