LM2594HVN-12In StockTexas Instruments
LM2594HVN-12 is a fixed 12V step-down (buck) switching regulator IC with 500mA output current, 4.5V–60V input range, and pulse-width modulation control. From $1.17, in stock worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Dual-In-Line Packages
- Pin Count
- 8
- Lifecycle
- OBSOLETE
- Datasheet
- LM2594HVN-12 Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.1700(MOQ 1)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Non-compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Fixed 12V output with tight voltage regulation, ideal for stable power supply designs
- Wide input voltage range of 4.5V to 60V supports diverse power sources including automotive
- 500mA continuous output current with current-mode PWM control for fast transient response
- 8-DIP through-hole package enables easy prototyping and manual soldering
- Low external component count reduces BOM cost and simplifies PCB layout
Applications
The LM2594HVN-12 is widely used in industrial power supplies, automotive electronics, and embedded systems requiring a regulated 12V rail from higher-voltage sources. Its wide input range makes it suitable for battery-powered equipment, telecom infrastructure, and bench-top power converters. The through-hole DIP package is especially popular for prototyping boards and legacy designs that need a reliable, fixed-output buck regulator.
Specifications
| Pbfree Code | No |
| Reach Compliance Code | Not Compliant |
| YTEOL | 0 |
| Analog IC - Other Type | SWITCHING REGULATOR |
| Control Mode | CURRENT-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 60V |
| Input Voltage-Min | 4.5V |
| Input Voltage-Nom | 12V |
| JESD-30 Code | R-PDIP-T8 |
| JESD-609 Code | e0 |
| Number of Functions | 1 |
| Output Current-Max | 1.4A |
| Output Voltage-Nom | 12V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | DIP8,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Qualification Status | Not Qualified |
| Surface Mount | NO |
| Switcher Configuration | BUCK |
| Switching Frequency-Max | 173kHz |
| Technology | BIPOLAR |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | TIN LEAD |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Package | Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Non-compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for LM2594HVN-12:
Switching Regulator, Voltage-mode, 1.4A, 173kHz Switching Freq-Max, BIPolar, PDIP8
Frequently Asked Questions
What is the input voltage range of the LM2594HVN-12?
The LM2594HVN-12 accepts an input voltage between 4.5V and 60V, making it suitable for a wide variety of power sources including 12V, 24V, and 48V bus systems commonly found in industrial and automotive applications.
What output current can the LM2594HVN-12 deliver?
The LM2594HVN-12 can deliver up to 500mA of continuous output current at a fixed 12V. This is sufficient for powering microcontrollers, sensors, and low-power communication modules in embedded designs.
What applications is the LM2594HVN-12 best suited for?
The LM2594HVN-12 is ideal for step-down voltage conversion in industrial control systems, automotive accessories, telecom equipment, and battery-powered devices where a stable 12V regulated output is required from a higher input voltage source.
What package does the LM2594HVN-12 come in, and is it RoHS compliant?
The LM2594HVN-12 is available in an 8-DIP through-hole package (0.300", 7.62mm pitch), which simplifies hand soldering and prototyping. Note that this specific variant is not RoHS/REACH compliant, so designers with environmental compliance requirements should verify suitability or consider an alternative version.
What is a common alternative or replacement for the LM2594HVN-12?
Common alternatives for the LM2594HVN-12 include the LM2596 series (higher 3A output current), the LM2574 (100mA, lower power), and the LM5017 for higher-frequency designs. Choose based on your required output current, switching frequency, and input voltage range.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $15.0000 | $15.00 |
| 8+ | $10.0000 | $80.00 |
| 26+ | $9.2500 | $240.50 |
| 160+ | $3.0280 | $484.48 |
| 1000+ | $1.3100 | $1310.00 |
| 10000+ | $1.1700 | $11700.00 |
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