on October 28th 9,941

RT9193 Ultra-Fast CMOS LDO Regulator: Comprehensive Datasheet, Features, and Specifications

In the fast-evolving world of portable RF and wireless technologies, the RT9193 emerges as a high-performance, ultra-fast regulator that strikes a balance between compact design and efficient power management. This article explores the RT9193's datasheet, pin configuration, specifications, and practical applications, highlighting how it serves as a serious component in modern electronics. Known for its reliability and adaptability, the RT9193 supports stable performance across various devices, from mobile communications to computing accessories, while fostering extended battery life and convenience. Dive into the technical details of the RT9193 to understand why it's a trusted choice for you seeking dependable solutions in compact spaces.

Catalog

Pin Configurations

Pin No.	Pin Name	Description
1	Vin	Power Input Voltage
2	GND	Ground
3	EN	Chip Enable (Active High). This pin is a high impedance. Connect a pull low 100kΩ Resistor to GND when the control signal is floating.
4	BP	Reference Noise Bypass. For the lowest noise performance, connect a 22nF Capacitor between the BP and GND pins.
5	Vout	Output Voltage

Overview of the RT9193

The RT9193, an ultra-fast, low-noise CMOS LDO regulator, stands out for its efficiency and quick responsiveness. Its shutdown power consumption is impressively low, registering below 0.01A, with an activation time under 50μs—attributes that resonate with those who seek reliable and swift performance in their devices.

A trademark of the RT9193 is its low dropout voltage: 220mV at a load of 300mA. This feature plays a major role in ensuring effective operation and minimizing power loss, especially at lower voltage levels, a detail that appeals to those mindful of energy conservation.

Comfortably operating within an input voltage range of 2.5V to 5.5V, the RT9193 is engineered to provide outputs ranging from 1.5V to 5V. This adaptability caters to a variety of applications, from portable electronics to communication devices, supporting stable performance in diverse situations.

RT9193 CAD Design

RT9193 Symbol

RT9193 Footprint

RT9193 3D Model

Specification Details

Here is the technical specification table for the Richtek USA Inc. RT9193-15GB.

Type	Parameter
Factory Lead Time	18 Weeks
Mount	Surface Mount
Mounting Type	Surface Mount
Package / Case	SC-74A, SOT-753
Number of Pins	5
Operating Temperature	-40°C ~ 125°C
Packaging	Tape & Reel (TR)
Published	2013
Part Status	Active
Moisture Sensitivity Level (MSL)	3 (168 Hours)
Number of Terminations	5
ECCN Code	EAR99
Terminal Position	DUAL
Terminal Form	GULL WING
Peak Reflow Temperature (°C)	NOT SPECIFIED
Number of Functions	1
Terminal Pitch	0.939mm
Time@Peak Reflow Temperature-Max (s)	NOT SPECIFIED
Voltage - Input (Max)	5.5V
Output Voltage	1.5V
Output Type	Fixed
Output Configuration	Positive
Control Features	Enable
Output Voltage 1	1.5V
Number of Regulators	1
Min Input Voltage	2.5V
Protection Features	Over Current, Over Temperature
Current - Quiescent (Iq)	130μA
PSRR	70dB ~ 50dB (100Hz ~ 10kHz)
Min Current Limit	360mA
Nominal Output Voltage	1.5V
REACH SVHC	No SVHC
RoHS Status	ROHS3 Compliant
Lead Free	Lead Free

Functional Block Diagram

Key Features of the RT9193

Feature	Description
Ultra-Low Noise	Ideal for RF applications
Ultra-Fast Response	Fast line/load transient response
Quick Start-Up	Typically 50μs start-up time
Standby Current in Shutdown	<0.01μA
Low Dropout	220mV @ 300mA
Operating Voltage Range	2.5V to 5.5V
TTL-Logic-Controlled Shutdown Input	Enables easy control for shutdown
Low-Temperature Coefficient	Enhanced stability across temperature ranges
Current Limiting Protection	Prevents excessive current draw
Thermal Shutdown Protection	Safeguards against overheating
Output Capacitor Requirement	Only 1μF required for stability
High Power Supply Rejection Ratio (PSRR)	Enhanced noise rejection capability
Custom Voltage	Available upon request
RoHS Compliant	Environmentally friendly and lead-free

Usage Scenarios for RT9193

Applications in Mobile Communication Devices

The RT9193 is exceptionally compatible with CDMA and GSM handsets. These devices prioritize power efficiency and compactness. By offering a stable voltage output with minimal dropout, the RT9193 extends battery life and boosts device performance. The push for smaller, lighter mobile devices aligns with component miniaturization. You can appreciate the RT9193’s contribution to your satisfaction by reducing charging frequency, allowing you to experience more seamless connectivity and communication.

Integration in Battery-Powered Gadgets

Devices powered by batteries find great advantage in the RT9193’s efficiency, enhancing operational duration. Its design facilitates extended usage without frequent recharging, which enriches your convenience. By incorporating the RT9193, you can devote their attention to the device's functionalities, enjoying longer periods of uninterrupted use and fulfilling various lifestyle demands.

Use in Computing Devices and Accessories

Efficient power management is active for laptops and handheld gadgets to support complex tasks. The RT9193 excels in delivering stable power even under fluctuating loads. This is beneficial when you engage in energy-demanding activities like multimedia editing or gaming, where consistent power ensures reduced heat and reliable performance, thereby elevating the overall experience.

Application in PCMCIA Cards and Portable Information Tools

For PCMCIA cards and portable information tools, compact and efficient power regulation is a must. The RT9193 meets these requirements, integrating effortlessly into these diminutive formats while ensuring power stability. These characteristics benefit the environment prioritizing data integrity and reliability, especially in fieldwork scenarios where data is gathered and processed in time.

RT9193 Comparable Models

• RT9199

• S-1135

Alternatives to RT9193

• AMS1117

• MIC5225

• XC6206

Operating the RT9193

The RT9193 stands out as a 5-pin low-dropout regulator (LDO) with exceptional voltage regulation capabilities, minimizing power loss. Among its features is a distinctive bypass pin that reduces noise via a 22nF capacitor, fostering stable operation in sensitive contexts.

• Input Connection: Connect the VIN pin to the power source, preferably with a 1μF ceramic capacitor. This setup efficiently filters noise to stabilize input voltage, an approach tested and validated across various scenarios.

• Output Regulation: Utilize the Vout pin to deliver regulated output voltage. Select components that meet your application's current and voltage needs, recognizing how serious component compatibility is in sustaining the desired output.

• Bypass Pin Utilization: Adding a 22nF capacitor to the bypass pin is basic for reducing noise interference, especially in settings demanding electronic precision. This exact technique for enhancing signal clarity plays an active role in boosting system reliability.

• Enable Pin Functionality: The enable pin simplifies control over the regulator's active state, aligning with modern energy-saving practices. Employing the enable pin for operational control offers notable design flexibility and efficiency.

Components with Comparable Specifications

Part Number	Manufacturer	Package / Case	Number of Pins	Min Input Voltage	Voltage - Input (Max)	Protection Features	Operating Temperature	Mounting Type	View Compare
RT9193-15GB	Richtek USA Inc.	SC-74A, SOT-753	5	2.5 V	5.5 V	Over Current, Over Temperature	-40°C ~ 125°C	Surface Mount	RT9193-15GB VS MIC5504-3.3YM5-TR
MIC5504-3.3YM5-TR	Microchip Technology	SC-74A, SOT-753	5	2.5 V	5.5 V	Over Current, Over Temperature	-40°C ~ 125°C	Surface Mount	RT9193-15GB VS MIC5504-2.8YM5-TR
MIC5504-2.8YM5-TR	Microchip Technology	SOT-23-5 Thin, TSOT-5	5	2.5 V	5.5 V	Over Current, Over Temperature	-40°C ~ 125°C	Surface Mount	RT9193-15GB VS NCP700BSN25T1G
NCP700BSN25T1G	ON Semiconductor	SC-74A, SOT-753	5	2.5 V	5.5 V	Over Current, Over Temperature	-40°C ~ 125°C	Surface Mount	RT9193-15GB VS MIC5365-3.3YD5-TR
MIC5365-3.3YD5-TR	Microchip Technology	SOT-23-5 Thin, TSOT-5	5	2.5 V	5.5 V	Over Current, Over Temperature	-40°C ~ 125°C	Surface Mount	RT9193-15GB VS MIC5365-3.3YD5-TR

Package

Manufacturer

Richtek Technology Corporation stands at the forefront of advanced power management solutions, shaping the future of consumer electronics, computing, and communication devices. They blend innovation with strong customer support, ensuring their technology not only fulfills but anticipates market distinctions.

Driven by a passion for research and development, Richtek propels the industry forward through groundbreaking work in energy efficiency. Their focus on optimizing power distribution plays a role in the sustainability of electronic devices, aligning with the world’s growing environmental consciousness. Integrating smarter power management has led companies to achieve reduced power consumption, extending battery life and enhancing device performance. High-efficiency power converters have become a standard, boosting the functionality and reliability of many electronics.

Datasheet PDF

MIC5504-3.3YM5-TR Datasheets:

MIC5501/2/3/4 Datasheet.pdf

MIC5504-2.8YM5-TR Datasheets:

MIC5501/2/3/4 Datasheet.pdf

NCP700BSN25T1G Datasheets:

Cylindrical Battery Holders.pdf

NCP700B.pdf

MIC5365-3.3YD5-TR Datasheets:

Cylindrical Battery Holders.pdf

Frequently Asked Questions [FAQ]

1. What is the role of RT9193?

The RT9193 addresses the needs of portable RF and wireless technologies, with a focus on low noise and minimal quiescent current for devices powered by batteries. A noise bypass pin is a must for reducing noise levels and ensuring devices run smoothly and efficiently. Grasping the key requirements of these devices clarifies the significance of components like the RT9193, as they maintain a harmonious balance between power usage and performance.

2. How does RT9193 function?

RT9193 enhances battery performance in settings that require low noise and minimal current consumption. The noise bypass pin plays a notable part in decreasing output noise, appealing to those concerned with maintaining audio and signal clarity. By controlling ground current, the device helps reduce signal degradation and prolong battery life. Integrating such components enables meeting diverse operational objectives, including improved signal integrity and extended device lifespan, making evident the value of thoughtful design in contemporary electronic systems.