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Texas Instruments TPS40304DRCR
- Part No.:
- TPS40304DRCR
- Manufacturer:
- Texas Instruments
- Category:
- DC DC Switching Controllers
- Package:
- 10-VFDFN Exposed Pad
- Datasheet:
-
TPS40304DRCR.pdf
- Description:
- IC REG CTRLR BUCK 10SON
- Quantity:
Unit Price:$0
Ext Price:$0
- Payment:
- Shipping:
Product Details
TPS40304DRCR - Synchronous Buck Controller (PWM Step-Down DC/DC)
TPS40304DRCR is a high-performance synchronous buck controller from Texas Instruments, designed for step-down DC/DC conversion applications requiring high efficiency, fast transient response, and flexible power design.
It is widely used in industrial systems, telecom power, and distributed power architectures, where stable output regulation and scalability are critical.
This page is for product identification and engineering reference. Always verify parameters with the latest datasheet.
Overview
TPS40304DRCR is a synchronous PWM buck controller supporting external MOSFETs, enabling designers to optimize efficiency and thermal performance for medium-to-high power applications.
It features programmable switching frequency, soft-start control, and comprehensive protection functions, making it suitable for precision power management systems.
Key Advantages
Supports synchronous rectification for improved efficiency.
External MOSFETs allow customization for different power levels.
Ensures stable output under dynamic load conditions.
Includes OVP, UVLO, and overcurrent protection.
Feature Summary
Supports various industrial and telecom power rails.
Allows design optimization for efficiency and size.
Reduces inrush current during startup.
Improves response speed and stability.
Package & Footprint
The TPS40304DRCR is available in a VQFN-10 package, offering compact size and excellent thermal performance.
- Compact VQFN-10 footprint
- Good thermal dissipation
- Suitable for high-density PCB designs
Pin Functions
Key Specifications
| Device Type | Synchronous Buck Controller |
|---|---|
| Control Mode | PWM Current Mode |
| Package | VQFN-10 |
| Topology | Step-Down (Buck) |
| Protection | OVP / UVLO / OCP |
Equivalent
For TPS40304DRCR, alternative parts include functionally similar DC/DC buck controllers:
- SC251MLTRT (Semtech) – Functional Equivalent
- L6728ATR (STMicroelectronics) – Functional Equivalent
- MIC2205-1.5YML (Microchip) – Functional Equivalent
- LTC3536EDD#TRPBF (ADI) – Functional Equivalent
- NCP1589CMNTWG (onsemi) – Functional Equivalent
- PAM2303CFGADJR (Diodes Inc.) – Functional Equivalent
- ISL6545AIRZ-T (Renesas) – Functional Equivalent
Applications
Industrial Power Systems
Stable DC/DC regulation
Telecom Equipment
High efficiency power distribution
Embedded Systems
Compact power management
Server Power
High current DC/DC conversion
FAQ
Is TPS40304DRCR a complete regulator?
Are there pin-to-pin replacements?
TPS40304DRCR Information
- Specifications
- Tags
- Product attributes
- Attribute value
- Manufacturer:
- Texas Instruments
- Series:
- -
- Package/Case:
- 10-VFDFN Exposed Pad
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Output Type:
- Transistor Driver
- Function:
- Step-Down
- Output Configuration:
- Positive
- Topology:
- Buck
- Number of Outputs:
- 1
- Output Phases:
- 1
- Voltage - Supply (Vcc/Vdd):
- 3V ~ 20V
- Frequency - Switching:
- 600kHz
- Duty Cycle (Max):
- 90%
- Synchronous Rectifier:
- Yes
- Clock Sync:
- No
- Serial Interfaces:
- -
- Control Features:
- Enable, Power Good, Soft Start
- Operating Temperature:
- -40°C ~ 125°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 10-VSON (3x3)
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