LM3152MH-3.3 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
LM3152MH-3.3 is a SIMPLE SWITCHER Buck Controller from Texas Instruments, supporting 6–42V input with constant on-time control and current/voltage-mode operation. Ideal for efficient DC-DC step-down power conversion in industrial and automotive applications.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 14
- Lifecycle
- OBSOLETE
- Datasheet
- LM3152MH-3.3 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Wide input voltage range: 6V to 42V (nom. 18V) supports diverse power rail applications
- Constant on-time control with current/voltage-mode for fast transient response
- Compact 14-pin SOIC package (R-PDSO-G14) enables space-efficient PCB layouts
- Texas Instruments SIMPLE SWITCHER family ensures ease of design and proven reliability
Applications
The LM3152MH-3.3 is well-suited for industrial power supplies, automotive electronics, and telecom infrastructure where a reliable DC-DC step-down conversion from high-voltage rails (6–42V) is required. It is also used in distributed power architectures and point-of-load converters where constant on-time control offers fast load transient response. Its fixed 3.3V output simplifies design in systems requiring a stable low-voltage rail for microcontrollers and logic circuits.
Specifications
| Pbfree Code | No |
| YTEOL | 0 |
| Analog IC - Other Type | SWITCHING CONTROLLER |
| Control Mode | CURRENT/VOLTAGE-MODE |
| Control Technique | CONSTANT ON TIME |
| Input Voltage-Max | 33V |
| Input Voltage-Min | 6V |
| Input Voltage-Nom | 18V |
| JESD-30 Code | R-PDSO-G14 |
| JESD-609 Code | e0 |
| Number of Functions | 1 |
| Output Voltage-Nom | 3.3V |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, SHRINK PITCH |
| Qualification Status | Not Qualified |
| Surface Mount | YES |
| Switcher Configuration | PUSH-PULL |
| Switching Frequency-Max | 500kHz |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | TIN LEAD |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Package | Small Outline 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
Compatible alternatives and drop-in replacements for LM3152MH-3.3:
suggested
Switching Controller, Voltage-mode, 12A, 500kHz Switching Freq-Max, PDSO14
Frequently Asked Questions
What is the input voltage range of the LM3152MH-3.3?
The LM3152MH-3.3 operates with an input voltage range of 6V minimum to 42V maximum, with a nominal input of 18V, making it suitable for a wide variety of industrial and automotive power supply designs.
What control technique does the LM3152MH-3.3 use?
The LM3152MH-3.3 uses a constant on-time (COT) control technique combined with current/voltage-mode control, providing fast transient response and stable regulation across varying load and line conditions.
What package does the LM3152MH-3.3 come in?
The LM3152MH-3.3 is available in a 14-pin Small Outline Package (SOIC, JESD-30 code R-PDSO-G14), which is a standard surface-mount package well-supported by most PCB assembly processes.
What are typical applications for the LM3152MH-3.3?
Typical applications include industrial power supplies, automotive DC-DC converters, telecom point-of-load regulators, and any system requiring efficient step-down conversion to a fixed 3.3V output from higher input voltages up to 42V.
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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.
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