Counterfeit and defect prevention
Visual and packaging inspection
Electrical performance verification
Service Email:
[email protected]
>
LM2592HVS-ADJ/NOPB
Texas Instruments
IC REG BUCK ADJ 2A DDPAK
2142 Pcs New Original In Stock
Buck Switching Regulator IC Positive Adjustable 1.2V 1 Output 2A TO-263-6, D2PAK (5 Leads + Tab), TO-263BA
Request Quote
(Ships tomorrow)
*Quantity
Minimum 1
Minimum 1
5.0 / 5.0
- (503 Ratings)
LM2592HVS-ADJ/NOPB
Product Overview
1370093
DiGi Electronics Part Number
LM2592HVS-ADJ/NOPB-DGManufacturer
Texas Instruments
LM2592HVS-ADJ/NOPB
Description
IC REG BUCK ADJ 2A DDPAKInventory
2142 Pcs New Original In Stock
Buck Switching Regulator IC Positive Adjustable 1.2V 1 Output 2A TO-263-6, D2PAK (5 Leads + Tab), TO-263BA
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.
Global Shipping & Secure Packaging
Worldwide Delivery in 3-5 Business Days
100% ESD Anti-Static Packaging
Real-Time Tracking for Every Order
Secure & Flexible Payment
Credit Card, VISA, MasterCard, PayPal, Western Union, Telegraphic Transfer(T/T) and more
All payments encrypted for security
LM2592HVS-ADJ/NOPB Technical Specifications
Category
Power Management (PMIC), Voltage Regulators - DC DC Switching Regulators
Packaging
Tube
Series
SIMPLE SWITCHER®
Product Status
Active
Function
Step-Down
Output Configuration
Positive
Topology
Buck
Output Type
Adjustable
Number of Outputs
1
Voltage - Input (Min)
4.5V
Voltage - Input (Max)
60V
Voltage - Output (Min/Fixed)
1.2V
Voltage - Output (Max)
57V
Current - Output
2A
Frequency - Switching
150kHz
Synchronous Rectifier
No
Operating Temperature
-40°C ~ 125°C (TJ)
Mounting Type
Surface Mount
Package / Case
TO-263-6, D2PAK (5 Leads + Tab), TO-263BA
Supplier Device Package
TO-263 (DDPAK-5)
Base Product Number
LM2592
Datasheet & Documents
Manufacturer Product Page
LM2592HVS-ADJ/NOPB Specifications
HTML Datasheet
LM2592HVS-ADJ/NOPB-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
LM2592HVSADJNOPB
2156-LM2592HVS-ADJ/NOPB-TI
-LM2592HVS-ADJ-NDR
TEXTISLM2592HVS-ADJ/NOPB
-LM2592HVS-ADJ/NOPB-DG
-LM2592HVS
LM2592HVS-ADJ-NDR
*LM2592HVS-ADJ/NOPB
Standard Package
45
Alternative Parts
PART NUMBER
MANUFACTURER
QUANTITY AVAILABLE
DiGi PART NUMBER
UNIT PRICE
SUBSTITUTE TYPE
Reviews
5.0/5.0-(Show up to 5 Ratings)
de desembre 02, 2025
在迪吉電子購物的經歷讓我感受到物超所值，價格實惠且透明，完全符合預算期待，值得推薦！
de desembre 02, 2025
包裝完好無缺，展現出他們對商品細心保護的專業精神。
de desembre 02, 2025
Leur capacité à anticiper nos besoins en matière de support technique est absolument appréciable.
de desembre 02, 2025
Cost-effective solutions paired with reliable support are what they excel at.
de desembre 02, 2025
Loading times are minimal, so I spend less time waiting and more time shopping.
de desembre 02, 2025
The packaging materials used were sturdy and thoughtful.
de desembre 02, 2025
The website is user-friendly and makes browsing and purchasing a breeze.
de desembre 02, 2025
High-quality packaging ensures safe delivery regardless of distance.
de desembre 02, 2025
Fast shipping and durable quality—two reasons I always choose DiGi Electronics.
de desembre 02, 2025
Their dedicated after-sales team provides personalized service, making me feel taken care of.
Publish Evalution
Evalution Message
Please enter your review message.
Please post honest comments and do not post ilegal comments.
Frequently Asked Questions (FAQ)
What are the key design-in risks when using the LM2592HVS-ADJ/NOPB in a high-input-voltage industrial power supply, and how can I mitigate them?
When designing with the LM2592HVS-ADJ/NOPB in high-input-voltage applications (up to 60V), key risks include thermal overstress and inductor saturation due to high voltage differentials. To mitigate, ensure proper heatsinking via the DDPAK-5 thermal pad and use a low-ESR input capacitor rated for >60V (e.g., 80V ceramics) near VIN. Select an inductor with sufficient saturation current margin (≥2.5A) and consider derating output current at elevated ambients above 85°C. Also, verify PCB layout with short, wide power traces to minimize parasitic inductance and ringing on the switch node.
How does the LM2592HVS-ADJ/NOPB compare to the LM2678-5.0 or MP1584EN in terms of efficiency and thermal performance in a 24V to 5V step-down application?
In a 24V to 5V @ 2A application, the LM2592HVS-ADJ/NOPB typically shows lower efficiency (~78%) compared to the LM2678-5.0 (~85%) and MP1584EN (~88%) due to its older non-synchronous design and 150kHz fixed frequency. The lack of synchronous rectification increases conduction losses, leading to higher thermal rise in enclosed environments. For thermally constrained designs, consider the LM2678-5.0 as a pin-compatible upgrade with better thermal performance. If board space allows, the MP1584EN offers higher integration but requires careful layout for noise control.
Can I replace a failed LM2592HVS-5.0 with the LM2592HVS-ADJ/NOPB in an existing design, and what circuit changes are required?
Yes, you can replace the LM2592HVS-5.0 with the LM2592HVS-ADJ/NOPB, but you must reconfigure the feedback network. Remove any fixed-output connections and add an external resistor divider from VOUT to FB (pin 4) to set the desired 5V output using the formula VOUT = 1.23V × (1 + R1/R2). Choose 1% tolerance resistors (e.g., 3.01kΩ and 1kΩ) for accuracy. Also verify the input decoupling and catch diode (e.g., 3A Schottky) remain adequate, as performance at 5V is similar, but adjust PCB silk for 'ADJ' labeling to avoid future confusion.
What layout best practices should I follow to minimize EMI and ensure stable operation of the LM2592HVS-ADJ/NOPB in sensitive analog systems?
To minimize EMI with the LM2592HVS-ADJ/NOPB, keep the VIN-to-capacitor-to-switch loop area as small as possible using short, direct traces. Place a 10μF ceramic and bulk electrolytic capacitor within 5mm of VIN and GND. Route the feedback (FB) trace away from the switch node and use a small capacitor (e.g., 22pF) in parallel with the top feedback resistor for noise filtering. Avoid crossing sensitive analog traces under the IC or inductor. Use a continuous ground plane under the DDPAK-5 package for thermal and EMI control, and consider a shielded inductor to reduce radiated noise in mixed-signal applications.
What reliability concerns should I evaluate when deploying the LM2592HVS-ADJ/NOPB in an automotive under-hood environment with wide temperature swings?
In automotive under-hood use, the LM2592HVS-ADJ/NOPB’s -40°C to 125°C IC junction rating supports the environment, but sustained operation near 125°C reduces long-term reliability. Monitor TJ via thermal calculations—consider derating to 1.5A maximum output above 105°C ambient. Use conformal coating to prevent condensation-induced leakage. Confirm solder joint integrity with the MSL-3 rating via controlled reflow profiles. Additionally, transient load steps and cold cranking (dips to 4.5V) are within spec, but ensure input transients do not exceed 60V using a transient-voltage suppressor if needed near the vehicle battery line.
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.
LM2592HVS-ADJ/NOPB CAD Models
Texas Instruments LM2592HVS-ADJ/NOPB PCB symbols & footprints
productDetail
