LM2594N-12In StockTexas Instruments
LM2594N-12 is a fixed 12V step-down switching regulator IC from Texas Instruments. It supports 4.5–40V input, 150mA output current, and 52kHz PWM control in a DIP-8 package. From $1.905, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Dual-In-Line Packages
- Pin Count
- 8
- Lifecycle
- OBSOLETE
- Datasheet
- LM2594N-12 Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.9050(MOQ 1)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Fixed 12V output voltage, no external feedback resistors required
- Wide input voltage range: 4.5V to 40V
- Internal 52kHz oscillator with pulse-width modulation control
- Low quiescent current and high efficiency voltage-mode control
- DIP-8 package for easy through-hole PCB assembly
Applications
The LM2594N-12 is ideal for efficient DC-DC step-down power conversion in industrial control systems, embedded microcontroller boards, and battery-powered equipment. Its fixed 12V output simplifies design in automotive electronics, test instruments, and telecom power supplies. It is commonly used wherever a reliable, compact buck regulator is needed to convert higher rail voltages down to a stable 12V supply.
Specifications
| Pbfree Code | No |
| YTEOL | 0 |
| Analog IC - Other Type | SWITCHING REGULATOR |
| Control Mode | VOLTAGE-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 40V |
| 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-Max | 12.48V |
| Output Voltage-Min | 11.52V |
| 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 |
| Screening Level | TS 16949 |
| 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 | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the output voltage of the LM2594N-12?
The LM2594N-12 is a fixed 12V output step-down (buck) switching regulator. It provides a regulated 12V output with tight accuracy, making it suitable for applications that require a stable 12V supply from a higher input voltage source.
What input voltage range does the LM2594N-12 support?
The LM2594N-12 supports an input voltage range of 4.5V to 40V. This wide input range allows it to be used in a variety of power supply designs, including automotive systems and industrial equipment powered from unregulated DC sources.
What is the switching frequency of the LM2594N-12?
The LM2594N-12 operates at a fixed switching frequency of 52kHz using pulse width modulation (PWM) control in voltage mode. This frequency is optimized to allow the use of small external inductors and capacitors while maintaining efficient power conversion.
What package does the LM2594N-12 come in?
The LM2594N-12 is housed in an 8-pin DIP (Dual In-line Package), also identified by the JESD-30 code R-PDIP-T8. This through-hole package is easy to prototype with and suitable for designs where board space is not a primary concern.
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Why Buy from FindMyChip
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+ | $3.8100 | $3.81 |
| 4+ | $2.5400 | $10.16 |
| 11+ | $1.9050 | $20.96 |
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