LM27342QMYIn StockTexas Instruments
LM27342QMY is a current-mode PWM step-down DC-DC regulator from Texas Instruments, supporting 3V to 20V input, adjustable output from 1V to 18V. From $1.38, in stock, worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 10
- Lifecycle
- OBSOLETE
- Datasheet
- LM27342QMY Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.3776(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
- Current-mode PWM control for fast transient response and improved stability
- Wide input voltage range: 3V to 20V, suitable for automotive and industrial applications
- Adjustable output voltage from 1V to 18V covering diverse load requirements
- Compact Small Outline Package (S-PDSO-G10) ideal for space-constrained designs
- AEC-Q100 qualified for automotive-grade reliability
Applications
The LM27342QMY is well-suited for automotive infotainment systems, ADAS modules, and instrument clusters requiring efficient step-down conversion from a vehicle battery. It also fits industrial power supplies, embedded computing boards, and telecom equipment where a wide input range and adjustable output are essential. Its compact SOIC-10 package makes it a strong choice for space-constrained PCB designs in consumer and IoT devices.
Specifications
| YTEOL | 0 |
| Additional Feature | ALSO OPERATES IN ADJUSTABLE MODE FROM 1V TO 18V |
| Analog IC - Other Type | SWITCHING REGULATOR |
| Control Mode | CURRENT-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 20V |
| Input Voltage-Min | 3V |
| Input Voltage-Nom | 12V |
| JESD-30 Code | S-PDSO-G10 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Output Current-Max | 4A |
| Output Voltage-Max | 18V |
| Output Voltage-Min | 1V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP10,.19,20 |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Surface Mount | YES |
| Switcher Configuration | BUCK |
| Switching Frequency-Max | 2300kHz |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | MATTE TIN |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.5mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for LM27342QMY:
Frequently Asked Questions
What is the input and output voltage range of the LM27342QMY?
The LM27342QMY accepts an input voltage from 3V to 20V (nominal 12V) and provides an adjustable output voltage from 1V to 18V, making it versatile for a wide range of step-down power conversion applications.
What control method does the LM27342QMY use?
The LM27342QMY uses current-mode pulse width modulation (PWM) control, which provides fast transient response, inherent cycle-by-cycle current limiting, and simplified loop compensation compared to voltage-mode designs.
Is the LM27342QMY suitable for automotive applications?
Yes, the LM27342QMY is AEC-Q100 qualified and supports the wide voltage range typical of automotive systems (up to 20V). It is suitable for use in automotive infotainment, ADAS, and body control modules.
What package does the LM27342QMY come in?
The LM27342QMY is housed in a Small Outline Package (S-PDSO-G10), a 10-lead SOIC variant that balances compact board footprint with ease of soldering and thermal management.
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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+ | $4.5000 | $4.50 |
| 70+ | $3.3300 | $233.10 |
| 76+ | $1.5681 | $119.18 |
| 161+ | $1.4559 | $234.40 |
| 328+ | $1.3776 | $451.85 |
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