TEA1522T/N2,518
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NXP USA Inc. TEA1522T/N2,518

Manufacturer No:
TEA1522T/N2,518
Manufacturer:
NXP USA Inc.
Package:
Tape & Reel (TR)
Description:
IC OFFLINE SWITCH FLYBACK 14SO
Delivery:
Payment:
iso14001
iso45001
iso9001
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Product Introduction

Overview

The TEA1522T/N2,518 is a Switched Mode Power Supply (SMPS) controller IC developed by NXP USA Inc. This component is part of the TEA152x family, designed for low-power systems and operates directly from the rectified universal mains. It is particularly suited for applications requiring efficient and reliable power conversion.

Key Specifications

Parameter Conditions Min Typ Max Unit
Vdrain voltage on pin DRAIN Tj > 0 °C -0.4 - 650 V
RDSon drain-source on-state resistance Isource = −0.25 A, Tj = 25 °C 12 13.8 17 Ω
VCC supply voltage continuous - -0.4 - 40 V
fosc oscillator frequency - 10 100 200 kHz
Idrain current on pin DRAIN Vdrain > 60 V; no auxiliary supply - 1.5 2 mA
Operating supply current normal operation - - 1.3 1.9 mA
Start-up supply current Start-up - 180 400 μA
Maximum duty cycle f = 100 kHz - - 75 %
Output Power - - - 30 W

Key Features

  • Universal Mains Operation: The TEA1522T/N2,518 operates directly from the rectified universal mains, making it versatile for various power supply applications.
  • Efficient Switching: It supports switching frequencies from 10 kHz to 200 kHz, allowing for efficient power conversion.
  • Protection Features: Includes current and short-circuit winding protection, as well as valley switching and demagnetization detection for reliable operation.
  • Low Power Consumption: The IC has a low operating supply current, making it suitable for low-power systems.
  • Compact Package: Available in a 14-SO (Small Outline) package, which is compact and suitable for space-constrained designs.

Applications

  • Low-Power SMPS: Ideal for low-power switched-mode power supply applications, such as those found in consumer electronics, industrial control systems, and medical devices.
  • Universal Power Adapters: Suitable for universal power adapters that need to operate across a wide range of input voltages.
  • LED Drivers: Can be used in LED driver applications where efficient and reliable power conversion is required.
  • Automotive Systems: Applicable in automotive systems that require robust and efficient power supply solutions.

Q & A

  1. What is the maximum output power of the TEA1522T/N2,518?

    The maximum output power is 30 W.

  2. What is the operating voltage range for the VCC supply?

    The VCC supply voltage range is from 7.5 V to 40 V.

  3. What are the supported switching frequencies?

    The supported switching frequencies range from 10 kHz to 200 kHz.

  4. Does the TEA1522T/N2,518 have built-in protection features?

    Yes, it includes current and short-circuit winding protection, valley switching, and demagnetization detection.

  5. What is the typical operating supply current?

    The typical operating supply current is 1.3 mA to 1.9 mA.

  6. What is the maximum duty cycle at 100 kHz switching frequency?

    The maximum duty cycle at 100 kHz is 75%.

  7. What is the package type for the TEA1522T/N2,518?

    The package type is 14-SO (Small Outline).

  8. What is the drain-source on-state resistance at 25°C?

    The drain-source on-state resistance at 25°C is 12 Ω to 13.8 Ω.

  9. Does the IC support valley switching?

    Yes, it supports valley switching with a valley recognition voltage change and ringing frequency for valley switching.

  10. What is the breakdown voltage on the DRAIN pin?

    The breakdown voltage on the DRAIN pin is 650 V.

Product Attributes

Output Isolation:Isolated
Internal Switch(s):Yes
Voltage - Breakdown:650V
Topology:Flyback
Voltage - Start Up:9.5 V
Voltage - Supply (Vcc/Vdd):7.5V ~ 40V
Duty Cycle:75%
Frequency - Switching:10kHz ~ 200kHz
Power (Watts):30 W
Fault Protection:Current Limiting, Over Temperature, Short Circuit
Control Features:Frequency Control
Operating Temperature:-40°C ~ 145°C (TJ)
Package / Case:14-SOIC (0.154", 3.90mm Width)
Supplier Device Package:14-SO
Mounting Type:Surface Mount
0 Remaining View Similar

In Stock

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Similar Products

Part Number TEA1522T/N2,518 TEA1520T/N2,518 TEA1521T/N2,518 TEA1522T/N2,118
Manufacturer NXP USA Inc. NXP USA Inc. NXP USA Inc. NXP USA Inc.
Product Status Obsolete Obsolete Obsolete Obsolete
Output Isolation Isolated Isolated Isolated Isolated
Internal Switch(s) Yes Yes Yes Yes
Voltage - Breakdown 650V 650V 650V 650V
Topology Flyback Flyback Flyback Flyback
Voltage - Start Up 9.5 V 9.5 V 9.5 V 9.5 V
Voltage - Supply (Vcc/Vdd) 7.5V ~ 40V 7.5V ~ 40V 7.5V ~ 40V 7.5V ~ 40V
Duty Cycle 75% 75% 75% 75%
Frequency - Switching 10kHz ~ 200kHz 10kHz ~ 200kHz 10kHz ~ 200kHz 10kHz ~ 200kHz
Power (Watts) 30 W 30 W 30 W 30 W
Fault Protection Current Limiting, Over Temperature, Short Circuit Current Limiting, Over Temperature, Short Circuit Current Limiting, Over Temperature, Short Circuit Current Limiting, Over Temperature, Short Circuit
Control Features Frequency Control Frequency Control Frequency Control Frequency Control
Operating Temperature -40°C ~ 145°C (TJ) -40°C ~ 145°C (TJ) -40°C ~ 145°C (TJ) -40°C ~ 145°C (TJ)
Package / Case 14-SOIC (0.154", 3.90mm Width) 14-SOIC (0.154", 3.90mm Width) 14-SOIC (0.154", 3.90mm Width) 14-SOIC (0.154", 3.90mm Width)
Supplier Device Package 14-SO 14-SO 14-SO 14-SO
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount

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