LM1771TMM Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
LM1771TMM is a voltage-mode PWM buck DC-DC controller IC from Texas Instruments, operating from 2.8V to 5.5V input with pulse width modulation control technique, housed in an 8-VSSOP package. Ideal for low-voltage step-down power supply designs in portable and embedded systems. Available in stock worldwide.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- OBSOLETE
- Datasheet
- LM1771TMM 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
- Voltage-mode PWM control for precise output regulation
- Wide input voltage range: 2.8V to 5.5V
- Compact 8-VSSOP package for space-constrained designs
- Supports 3.3V nominal input for modern low-power systems
- Suitable for step-down DC-DC conversion in portable electronics
Applications
The LM1771TMM is well-suited for portable consumer electronics, embedded systems, and battery-powered devices requiring efficient step-down voltage regulation. It is commonly used in smartphones, tablets, and IoT modules where tight voltage control and compact footprint are critical. Its pulse width modulation technique also makes it ideal for noise-sensitive analog and mixed-signal applications.
Specifications
| Pbfree Code | No |
| YTEOL | 0 |
| Analog IC - Other Type | SWITCHING CONTROLLER |
| Control Mode | VOLTAGE-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 5.5V |
| Input Voltage-Min | 2.8V |
| Input Voltage-Nom | 3.3V |
| JESD-30 Code | S-XDSO-G8 |
| JESD-609 Code | e0 |
| Number of Functions | 1 |
| Package Body Material | UNSPECIFIED |
| Package Equivalence Code | TSSOP8,.1 |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Surface Mount | YES |
| Switcher Configuration | PUSH-PULL |
| Switching Frequency-Max | 1000kHz |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Tin/Lead (Sn/Pb) |
| 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 LM1771TMM:
Switching Controller, Voltage-mode, 6A, 2000kHz Switching Freq-Max, CMOS, PDSO8
Frequently Asked Questions
What is the input voltage range of the LM1771TMM?
The LM1771TMM operates over an input voltage range of 2.8V to 5.5V, with a nominal input voltage of 3.3V. This makes it suitable for single-cell Li-ion or regulated 3.3V rail applications.
What control mode does the LM1771TMM use?
The LM1771TMM uses voltage-mode control with pulse width modulation (PWM). This technique provides stable output regulation and predictable transient response, making it reliable for sensitive power supply designs.
What package type is the LM1771TMM available in?
The LM1771TMM comes in an 8-pin VSSOP (Very Small Small Outline Package), which is a compact surface-mount package ideal for space-constrained PCB layouts in portable and wearable devices.
What are typical applications for the LM1771TMM?
The LM1771TMM is commonly used in step-down DC-DC power conversion for portable electronics, IoT devices, embedded processors, and battery-powered systems where a regulated low-voltage supply is needed from a 3.3V or similar input rail.
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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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