LM5180QNGUTQ1
DC/DC Cntrlr Single-OUT Flyback 350kHz Automotive 8-Pin WSON EP T/R
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Manufacturer: Texas Instruments, Inc
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Mfr.Part #: LM5180QNGUTQ1
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Datasheet: LM5180QNGUTQ1 Datasheet (PDF)
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Package/Case: WSON8
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Product Type: Power Management ICs
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RoHS:
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Lifecycle: Active
Availability: 5701 pieces
Please fill in the short form below and we will provide you the quotation immediately.
LM5180QNGUTQ1 General Description
The LM5180-Q1 is a primary-side regulated (PSR) flyback converter with high efficiency over a wide input voltage range of 4.5 V to 65 V. The isolated output voltage is sampled from the primary-side flyback voltage, eliminating the need for an optocoupler, voltage reference, or third winding from the transformer for output voltage regulation. The high level of integration results in a simple, reliable and high-density design with only one component crossing the isolation barrier. Boundary conduction mode (BCM) switching enables a compact magnetic solution and better than ±1.5% load and line regulation performance. An integrated 100-V power MOSFET provides output power up to 7 W with enhanced headroom for line transients.
The LM5180-Q1 converter simplifies implementation of isolated DC/DC supplies with optional features to optimize performance for the target end equipment. The output voltage is set by one resistor, while an optional resistor improves output voltage accuracy by negating the thermal coefficient of the flyback diode voltage drop. Additional features include an internally-fixed or externally-programmable soft start, optional bias supply connection for higher efficiency, precision enable input with hysteresis for adjustable line UVLO, hiccup-mode overload protection, and thermal shutdown protection with automatic recovery.
The LM5180-Q1 is qualified to automotive AEC-Q100 grade 1 and is available in 8-pin WSON package with 0.8-mm pin pitch and wettable flanks.

Key Features
- AEC-Q100-qualified for automotive applications
- Device temperature grade 1: –40°C to 125°C ambient temperature range
- Designed for reliable and rugged
applications
- Wide input voltage range of 4.5 V to 65 V
- Robust solution with only one component crossing the isolation barrier
- ±1.5% total output regulation accuracy
- Optional VOUT temperature compensation
- 6-ms internal or programmable soft start
- Input UVLO and thermal shutdown protection
- Hiccup-mode overcurrent fault protection
- –40°C to +150°C junction temperature range
- Integration reduces solution size and
cost
- Integrated 100-V, 0.4-Ω power MOSFET
- No opto-coupler or transformer auxiliary winding required for VOUT regulation
- Low EMI operation to meet CISPR 25
- High efficiency PSR flyback
operation
- Quasi-resonant switching in boundary conduction mode (BCM) at heavy load
- External bias option for improved efficiency
- Single- and multi-output implementations
- Create a custom regulator design using WEBENCH Power Designer


Specifications
Category | Integrated Circuits (ICs)Power Management (PMIC)Voltage Regulators - DC DC Switching Regulators | Mfr | Texas Instruments |
Series | Automotive, AEC-Q100 | Package | Tape & Reel (TR)Cut Tape (CT)Digi-Reel® |
Product Status | Active | Function | Step-Up/Step-Down |
Output Configuration | Positive and Negative | Topology | Flyback |
Output Type | Fixed | Number of Outputs | 1 |
Voltage - Input (Min) | 4.5V | Voltage - Input (Max) | 65V |
Voltage - Output (Min/Fixed) | 5V | Voltage - Output (Max) | - |
Current - Output | - | Frequency - Switching | 12kHz ~ 350kHz |
Synchronous Rectifier | No | Operating Temperature | -40°C ~ 150°C (TJ) |
Mounting Type | Surface Mount, Wettable Flank | Package / Case | 8-WDFN Exposed Pad |
Supplier Device Package | 8-WSON (4x4) |
Shipping
Shipping Method
Our products are mainly transported and delivered by DHL, FedEx, UPS and other logistics partners on site -- Available to 200+ countries.
Delivery Time
The delivery time is usually within 2-7 days, depending on the logistics provider and the area of delivery.
The following are the estimated delivery times of some logistics service providers.
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DHL
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Fedex
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UPS
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EMS
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Registered Air Mail
Payment
We accept TT prepayment (bank transfer), paypal, credit cards, Western Union, Money Gram.
Checks and other instruments are not supported to pay for orders and customers are required to pay all possible fees, including sales tax,
customs fees, etc.
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Wire Transfer
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Paypal
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Credit Card
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Western Union
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Money Gram
Guarantees
Our policies and procedures are designed to ensure compliance with various quality specifications and to quickly resolve quality-related issues.We promise to provide 365 days quality assurance service for all our products.
If you have any dissatisfaction with the quality of the product you received, you can contact us for a refund or exchange, as long as the product is kept in its original condition.
Packing
AVAQ determines and packages all devices based on electrostatic discharge (ESD) and moisture sensitivity level (MSL) protection requirements.-
ESD
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Tape and Reel
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Cut Tape
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Tube or Tray
Buying Guide
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What is the lifespan of LM5180QNGUTQ1?
The lifespan of LM5180QNGUTQ1 depends on various factors such as the quality of materials used, operating conditions, and the manufacturer's recommended usage time. The datasheet provided by the manufacturer specifies the expected lifespan of the product.
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Where can I find the full specification of LM5180QNGUTQ1?
You can find it with PDF Datasheet for LM5180QNGUTQ1 on this page. If it is not available, you can contact Avaq at [email protected] to inquire about the Datasheet for this part.
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How to check the quality of LM5180QNGUTQ1?
Avaq has separate quality services with common quality inspection equipment for testing items, you can also fill out a sample form, our team will get in touch with you within 24 HOURS.
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Can I purchase samples for testing?
Avaq offers free samples for customers to test. This can often help you determine whether the chip or component meets your needs.
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Where can I check the delivery after the order is completed?
Once the order is completed, you will receive an order confirmation email containing a tracking number from AVAQ, then you can track the delivery by yourself.
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Where to view my order of LM5180QNGUTQ1 or my history order record?
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Availability: 5701 pieces
Please fill in the short form below and we will provide you the quotation immediately.
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