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In the realm of power electronics, the ISL8204MIRZ stands as a testament to innovation and versatility. Manufactured by Renesas Electronics, this compact buck (step-down) DC/DC converter module offers a wide array of features tailored to meet the diverse needs of modern applications. With its robust design, high efficiency, and flexible voltage regulation capabilities, the ISL8204MIRZ has become a go-to solution for engineers seeking reliable and efficient power conversion solutions.
What is ISL8204MIRZ
The ISL8204MIRZ is a compact and highly efficient buck (step-down) DC/DC converter module designed by Renesas Electronics. Featuring a wide input voltage range (1V to 20V) and adjustable output voltage (600mV to 6V), it offers flexibility for various applications. With integrated overcurrent protection, high efficiency, and fast transient response, it provides reliable power conversion for server systems, telecom/datacom equipment, industrial automation, and general-purpose voltage regulation, making it an ideal choice for simplifying power supply design and accelerating time-to-market.
ISL8204MIRZ Pinout
Pin Configuration
|
Pin |
Symbol |
Description |
Range |
|
1, 2, 3, 4 |
PGND |
Power ground pin for signal, input, and output return path. Connect to ground plane(s) for noise reduction. |
0V |
|
5 |
PVCC |
Bias supply for ISL8204M and low-side MOSFET’s gate. Connect well-decoupled +5V or +12V supply. |
4.5V to 14.4V |
|
6, 8, 15 |
NC |
No internal connection. |
- |
|
7 |
ISET |
Input for overcurrent protection setting. Connect resistor between ISET and PGND to adjust current limit. |
0 to PVCC |
|
9 |
VIN |
Power input pin. Apply input voltage between VIN and PGND. Connect input decoupling capacitor. |
1V to 20V |
|
10 |
PHASE |
Switching node between high and low-side MOSFET. Returns high-side MOSFET driver current path. |
0V to 30V |
|
11 |
PGND |
Power ground pin for signal, input, and output return path. Connect to ground plane(s) for noise reduction. |
0V |
|
12 |
VOUT |
Power output pin. Apply output load between VOUT and PGND. Connect high frequency output decoupling capacitor. |
0.6V to 6V |
|
13 |
COMP/EN |
Multiplexed pin representing error amplifier output. Pulling low disables controller. |
0V to 5V |
|
14 |
FB |
Output voltage adjustment. Regulates to 0.6V with respect to PGND. Integrated voltage dividing resistor. |
0.6V |
ISL8204MIRZ Models
Symbol
Footprint
ISL8204MIRZ Specifications
|
Parameter |
Specification |
|
Manufacturer |
Renesas Electronics |
|
Series |
ISL8204M |
|
Topology |
Buck |
|
Number of Outputs |
1 Output |
|
Input Voltage Range |
1 V to 20 V |
|
Output Voltage Range |
600 mV to 6 V |
|
Output Current |
4 A |
|
Switching Frequency |
600 kHz |
|
Package / Case |
BQFN-15 |
|
Mounting Style |
SMD/SMT |
|
Minimum Operating Temp. |
-40°C |
|
Maximum Operating Temp. |
+85°C |
|
Size / Dimension |
0.59" L x 0.59" W x 0.14" H |
|
|
(15.0mm x 15.0mm x 3.5mm) |
|
Unit Weight |
0.083952 oz |
Features of ISL8204MIRZ
Integrated SMPS in One Package: The ISL8204MIRZ combines all essential components of a switch mode power supply into a single package. This integration streamlines design complexity and reduces the footprint on the PCB, enhancing overall system efficiency and reliability.
Wide Input Voltage Range (1V to 20V): With support for input voltages ranging from 1V to 20V, this device offers versatility in accommodating various power sources, making it suitable for a wide range of applications without the need for additional external components.
Adjustable Output Voltage (600mV to 6V): Utilizing a single resistor, the output voltage of the ISL8204MIRZ can be precisely adjusted from +0.6V to +6V with a tight tolerance of ±1%. This flexibility enables customization to meet specific voltage requirements of different loads.
High Output Current Capability (4A Continuous, 6.6A Peak): With a continuous output current rating of 4A and a peak output current of 6.6A, the ISL8204MIRZ can efficiently power demanding loads while ensuring stable and reliable operation under varying conditions.
High Efficiency (Up to 95%): Achieving up to 95% efficiency, this device minimizes power losses during voltage conversion, resulting in reduced energy consumption and heat dissipation. This high efficiency is beneficial for applications requiring energy efficiency and prolonged battery life.
Overcurrent Protection: Incorporating overcurrent protection, the ISL8204MIRZ safeguards against excessive current draw, preventing damage to the device and connected components. This feature enhances system reliability and safety, particularly in scenarios with dynamic load changes.
Internal Soft-Start with Pre-Bias Output Start-Up: The internal soft-start mechanism ensures a controlled and smooth start-up sequence, minimizing inrush currents and voltage overshoot during power-up. This feature contributes to system stability and reliability, especially during initial power-on events.
Fast Transient Response: The ISL8204MIRZ offers fast transient response characteristics, maintaining stable output voltage regulation in response to sudden load changes or external disturbances. This capability ensures consistent performance and reliable operation under dynamic operating conditions.
ISL8204MIRZ Application & Uses
The ISL8204MIRZ is a versatile buck (step-down) DC/DC converter that finds wide-ranging applications across various industries due to its robust performance and flexible features. Here's a detailed breakdown of its applications and uses:
Servers:
In server systems, the ISL8204MIRZ can be utilized for voltage regulation within the power supply unit (PSU), providing efficient conversion from higher input voltages (such as 12V or 48V) to lower voltages required by server components. Its high output current capability (up to 4A) makes it suitable for powering server CPUs, memory modules, and other critical components, ensuring stable and reliable operation.
Telecom and Datacom Applications:
Telecom and datacom equipment often require multiple voltage rails with precise regulation to power various subsystems such as networking interfaces, processors, and memory. The ISL8204MIRZ can serve as a compact and efficient solution for point-of-load (POL) regulation within these systems, providing stable power delivery while minimizing board space and power losses.
Industrial Equipment:
Industrial equipment often operates in harsh environments with wide temperature ranges and stringent reliability requirements. The rugged design and wide operating temperature range of the ISL8204MIRZ make it suitable for use in industrial automation systems, motor controls, robotics, and other applications where reliable power conversion is essential.
Point of Load Regulation:
The ISL8204MIRZ is specifically designed for point-of-load (POL) regulation, where it can be placed close to the load to minimize voltage drops and improve transient response. Its adjustable output voltage (ranging from 600mV to 6V) and wide input voltage range (1V to 20V) make it adaptable to various load requirements, offering flexibility in system design.
General Purpose Step-Down DC/DC:
Beyond specific applications, the ISL8204MIRZ serves as a general-purpose buck converter suitable for a wide range of step-down voltage conversion tasks. Whether it's powering sensors, microcontrollers, peripherals, or other electronic components, the ISL8204MIRZ provides efficient and reliable voltage conversion in diverse electronic systems.
Block Diagram
Typical Schematic
Alternative Parts of ISL8204MIRZ
These alternative parts, LMZ22003TZE/NOPB, ISL8204MIRZ-T, and LTM4625IY, offer options for power conversion similar to the ISL8204MIRZ.
|
Parameter |
LMZ22003TZE/NOPB |
ISL8204MIRZ-T |
LTM4625IY |
|
Input Voltage Range |
4.5V to 60V |
1V to 20V |
4.5V to 20V |
|
Output Voltage Range |
Adjustable |
600mV to 6V |
Adjustable |
|
Output Current |
2A |
4A |
12A |
|
Switching Frequency |
500 kHz |
600 kHz |
Not specified |
|
Package/Case |
TO-PMOD-6 |
BQFN-15 |
BGA |
|
Additional Features |
Internal compensation |
Overcurrent protection |
Soft-start, overcurrent protection |
ISL8204MIRZ Datasheet PDF
Download ISL8204MIRZ datasheet PDF>>
Manufacturer
The manufacturer of the ISL8204MIRZ is Renesas Electronics. Renesas Electronics is a prominent semiconductor company known for its innovative solutions in the field of advanced semiconductor technology. Renesas offers a wide range of products and services catering to various industries including automotive, industrial, infrastructure, and consumer electronics.
The company has a rich history, formed through the merger of several leading semiconductor manufacturers such as Hitachi, Mitsubishi Electric, and NEC Electronics. Renesas has established itself as a key player in the semiconductor market, particularly in microcontrollers, system-on-chips (SoCs), analog and power devices, and memory products.
With a focus on research and development, Renesas continues to introduce cutting-edge technologies and products to address the evolving needs of its customers. Their offerings include microcontrollers for automotive applications, industrial automation, and IoT devices, as well as power management ICs, sensors, and communication modules.
Renesas is committed to sustainability and corporate responsibility, striving to minimize its environmental impact through energy-efficient manufacturing processes and eco-friendly product designs. Additionally, the company prioritizes customer satisfaction by providing comprehensive technical support and reliable product quality.
Overall, Renesas Electronics stands as a leading semiconductor company, driving innovation and shaping the future of technology across various industries worldwide.
Conclusion
In conclusion, the ISL8204MIRZ exemplifies the commitment of Renesas Electronics to delivering cutting-edge semiconductor solutions. With its wide input voltage range, adjustable output voltage, and integrated protection features, this versatile DC/DC converter module caters to a multitude of applications across various industries. Whether powering server systems, telecom equipment, or industrial automation, the ISL8204MIRZ continues to set the standard for efficiency, reliability, and innovation in the field of power electronics.
FAQ
-
What is a DC/DC Converter?
A DC/DC converter, also known as a voltage regulator, is an electronic device that converts one level of direct current (DC) voltage to another, typically with different voltage levels. It is commonly used in electronic devices to provide stable and regulated power supplies for various components.
-
What are the main types of DC/DC Converters?
There are several types of DC/DC converters, including buck converters (step-down), boost converters (step-up), buck-boost converters, and isolated DC/DC converters. Each type has its own advantages and applications, such as voltage reduction, voltage boosting, or galvanic isolation.
-
What are the key features of DC/DC Converters?
Key features of DC/DC converters include input voltage range, output voltage range, output current capability, efficiency, switching frequency, protection features (such as overcurrent protection, overvoltage protection, and thermal shutdown), and size/form factor.
-
What design considerations should be taken into account when using ISL8204MIRZ?
Designers should consider factors such as input voltage range, output voltage requirements, output current capabilities, thermal management, and PCB layout when designing with the ISL8204MIRZ. Proper component selection, layout optimization, and thermal design are crucial for achieving optimal performance and reliability.
-
Is ISL8204MIRZ suitable for battery-powered applications?
Yes, the ISL8204MIRZ is suitable for battery-powered applications due to its high efficiency, low quiescent current, and wide input voltage range. It can efficiently regulate the battery voltage to power various components in portable devices, IoT devices, and other battery-operated systems.
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