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VIPER013LSTR
STMicroelectronics
IC OFFLINE SWITCH MULT TOP 10SSO
1446 Pcs New Original In Stock
Converter Offline Buck, Buck-Boost, Flyback Topology 60kHz 10-SSOP
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Minimum 1
5.0 / 5.0
- (193 Ratings)
VIPER013LSTR
Product Overview
8180538
DiGi Electronics Part Number
VIPER013LSTR-DGManufacturer
STMicroelectronics
VIPER013LSTR
Description
IC OFFLINE SWITCH MULT TOP 10SSOInventory
1446 Pcs New Original In Stock
Converter Offline Buck, Buck-Boost, Flyback Topology 60kHz 10-SSOP
Quantity
Minimum 1
Minimum 1
Purchase and inquiry
Warranty & Returns
How to Order
Shipping & Delivery
Quality Assurance
365 - Day Quality Guarantee - Every part fully backed.
90 - Day Refund or Exchange - Defective parts? No hassle.
Limited Stock, Order Now - Get reliable parts without worry.
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Worldwide Delivery in 3-5 Business Days
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VIPER013LSTR Technical Specifications
Category
Power Management (PMIC), AC DC Converters, Offline Switches
Packaging
Cut Tape (CT) & Digi-Reel®
Series
-
Product Status
Active
Output Isolation
Either
Internal Switch(s)
Yes
Voltage - Breakdown
800V
Topology
Buck, Buck-Boost, Flyback
Voltage - Start Up
8 V
Voltage - Supply (Vcc/Vdd)
4.5V ~ 30V
Duty Cycle
80%
Frequency - Switching
60kHz
Power (Watts)
7 W
Fault Protection
Current Limiting, Over Temperature, Over Voltage, Short Circuit
Control Features
-
Operating Temperature
-40°C ~ 150°C (TJ)
Package / Case
10-SOP (0.154", 3.90mm Width)
Supplier Device Package
10-SSOP
Mounting Type
Surface Mount
Base Product Number
VIPER013
Datasheet & Documents
HTML Datasheet
VIPER013LSTR-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
3 (168 Hours)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.39.0001
Additional Information
Other Names
497-16575-1-DG
497-16575-1
497-16575-2-DG
497-VIPER013LSTR
497-VIPER013LSTRCT
497-16575-6-DG
497-16575-2
497-VIPER013LSTRDKR
497-16575-6
Standard Package
2,500
Alternative Parts
PART NUMBER
MANUFACTURER
QUANTITY AVAILABLE
DiGi PART NUMBER
UNIT PRICE
SUBSTITUTE TYPE
Reviews
5.0/5.0-(Show up to 5 Ratings)
December 02, 2025
DiGi Electronics est une entreprise de confiance, notamment grâce à leur service après-vente efficace et leurs prix attractifs.
December 02, 2025
DiGi Electronics privilégie toujours un emballage sécuritaire, ce qui est rassurant pour le client.
December 02, 2025
Klare Preise, freundliches Personal – hier fühlt man sich wirklich gut aufgehoben.
December 02, 2025
Quick dispatch and delivery made my shopping experience very satisfying.
December 02, 2025
Great value and excellent after-purchase support that we rely on.
December 02, 2025
Excellent service! Their support staff patiently assists with every inquiry.
December 02, 2025
DiGi Electronics has an extensive inventory that’s always ready to fulfill my bulk orders effortlessly.
December 02, 2025
I am very pleased with the high-end feel and sturdy build of the products.
December 02, 2025
DiGi Electronics offers exceptional value, making remote work more affordable and efficient.
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Frequently Asked Questions (FAQ)
When designing a compact AC-DC power supply for IoT devices, what are the key considerations and potential risks when selecting the STMicroelectronics VIPER013LSTR for a flyback topology at its 60kHz switching frequency, especially regarding thermal management for the 7W output power?
When using the VIPER013LSTR for a 7W flyback design, proper thermal management is critical to avoid exceeding the 150°C TJ limit. Ensure adequate PCB copper area for heatsinking on the drain pin and surrounding ground planes. Consider the ambient operating temperature and potential worst-case scenarios. Simulate the thermal performance using tools like SPICE or specific PCB layout analysis software. Overheating can lead to premature failure and reduced reliability of the VIPER013LSTR, impacting your overall product lifespan.
What are the practical implications and design trade-offs when replacing an older VIPER012LSTR with the STMicroelectronics VIPER013LSTR in an existing offline converter, particularly concerning ripple voltage and potential changes in external component selection to maintain performance?
When upgrading from the VIPER012LSTR to the VIPER013LSTR, while they share similar topologies, subtle differences in their internal control loops or switching characteristics might influence ripple voltage. Thoroughly re-evaluate your output filter components (inductor and capacitors) to ensure they meet the ripple specifications for your application with the VIPER013LSTR. It's advisable to perform ripple measurements under various load conditions to confirm performance and avoid unexpected EMI issues or instability, which could be a significant risk in a mature design.
For a new design requiring a robust 800V breakdown voltage offline converter, how can engineers mitigate the risk of input voltage surges and transient spikes when using the STMicroelectronics VIPER013LSTR to ensure long-term reliability and prevent premature breakdown?
To mitigate the risk of input voltage surges with the VIPER013LSTR's 800V breakdown rating, implement a comprehensive input protection scheme. This should include a Metal Oxide Varistor (MOV) or Transient Voltage Suppressor (TVS) diode rated appropriately for expected surge levels, a slow-blow fuse for overcurrent protection, and potentially a series resistor to limit inrush current. Proper input capacitor selection with sufficient voltage rating and ESR is also crucial. Neglecting these protective measures for the VIPER013LSTR significantly increases the risk of catastrophic failure.
In a space-constrained application requiring an offline converter with multiple output capabilities, what are the potential integration challenges and performance limitations when using the STMicroelectronics VIPER013LSTR in a buck-boost configuration compared to a dedicated multi-output controller IC, and how can these be addressed?
Integrating the VIPER013LSTR into a buck-boost topology for multi-output designs introduces complexity. Achieving stable regulation across multiple, potentially varying, loads can be challenging and may require complex feedback networks and careful component selection. The internal switch of the VIPER013LSTR has a limited current handling capability, which might restrict the total power or the number of outputs you can reliably support. Consider if the trade-off between the VIPER013LSTR's integration and the potential performance compromises or design effort for multi-output is acceptable, or if a more specialized controller is warranted.
What are the critical failure modes and reliability concerns to consider when operating the STMicroelectronics VIPER013LSTR close to its 150°C junction temperature (TJ) limit in a high-temperature ambient environment, and what practical steps can be taken to extend its operational lifespan?
Operating the VIPER013LSTR near its 150°C TJ limit significantly accelerates component aging and increases the risk of failure due to electromigration and dielectric breakdown. To extend its lifespan, prioritize aggressive thermal management through heatsinking and airflow. Consider operating the VIPER013LSTR at a lower switching frequency (if design permits) to reduce switching losses, or derate the output power further than the nominal 7W. Implementing robust over-temperature shutdown protection within the system is also a crucial safeguard to prevent catastrophic failures of the VIPER013LSTR.
Quality Assurance (QC)
DiGi ensures the quality and authenticity of every electronic component through professional inspections and batch sampling, guaranteeing reliable sourcing, stable performance, and compliance with technical specifications, helping customers reduce supply chain risks and confidently use components in production.
VIPER013LSTR CAD Models
STMicroelectronics VIPER013LSTR PCB symbols & footprints
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