Allicdata Part #: | MAX1653ESE+-ND |
Manufacturer Part#: |
MAX1653ESE+ |
Price: | $ 0.00 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | Maxim Integrated |
Short Description: | IC REG CTRLR BUCK 16SOIC |
More Detail: | Buck Regulator Positive Output Step-Down DC-DC Co... |
DataSheet: | MAX1653ESE+ Datasheet/PDF |
Quantity: | 151 |
Frequency - Switching: | 150kHz, 300kHz |
Base Part Number: | MAX1653 |
Supplier Device Package: | 16-SO |
Package / Case: | 16-SOIC (0.154", 3.90mm Width) |
Operating Temperature: | -40°C ~ 85°C (TA) |
Control Features: | Enable, Soft Start |
Serial Interfaces: | -- |
Clock Sync: | Yes |
Synchronous Rectifier: | Yes |
Duty Cycle (Max): | 98% |
Series: | -- |
Voltage - Supply (Vcc/Vdd): | 4.5 V ~ 30 V |
Output Phases: | 1 |
Number of Outputs: | 1 |
Topology: | Buck |
Output Configuration: | Positive |
Function: | Step-Down |
Output Type: | Transistor Driver |
Part Status: | Active |
Packaging: | Tube |
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The MAX1653ESE+ is a low-noise, step-down DC/DC switching control IC, designed to operate within PMIC - Voltage Regulators - DC DC Switching Controllers. Configured with the right external components, the MAX1653ESE+ can output a voltage as low as 0.8V, while offering fast switching speeds, low noise, and low power consumption.
The MAX1653ESE+ contains all of the necessary components for controlling, monitoring, and limiting the output voltage. The device includes an internal power MOSFET switch, a synchro-rectifier detection circuit, a precise 2.5V reference, and various signal processing logic. With all integrated components, the MAX1653ESE+ simplifies the layout of the circuit, simplifies the layout and assembly processes, and reduces design cycle time.
The control IC also features an on-chip 8-bit PWM comparator and an adjustable 1A process current limit. With the integrated 8-bit PWM comparator, the MAX1653ESE+ can accurately track vibration or acceleration changes. Additionally, the current-limit threshold can be adjusted to 1A with a single external resistor, providing flexibility for various applications requirements, which is needed for higher power and higher efficiency.
In operation, the MAX1653ESE+ applies pulse-width modulation (PWM) by driving a logic signal to the MOSFET switch. The device also includes other external components, such as an external inductor, capacitors, and a resistor. With the addition of these components, the device smoothly switches from an input voltage to a regulated output voltage, while maintaining the current and voltage limits on the load. To ensure proper operation, the MAX1653ESE+ also features adjustable current limit and a soft-start feature that significantly reduces inrush current.
The MAX1653ESE+ is designed with a very low quiescent current and low noise due to powerful control and modulation techniques. It also features a voltage-mode architecture and constant-frequency operation. This makes it ideal for applications that require low output ripple, such as multi-output regulators and power supplies. In addition, the device features an open loop compensator for improved accuracy and stability in applications with high capacitive loads.
The MAX1653ESE+ also offers a wide input voltage range of 3.0V to 42V. This makes it suitable for use in many different applications where input voltages may vary greatly, such as automotive or industrial systems. It can also be used in portable systems or adaptors as it offers a low quiescent current and eco-mode that eliminates noise and further reduces power consumption during light to moderate load conditions.
In conclusion, the MAX1653ESE+ is a step-down DC/DC switching control IC designed for a wide range of applications including multi-output regulators and power supplies. It features an integrated power MOSFET switch, synchronous-rectification detection circuit, a precise 2.5V reference, and various signal processing logic. Additionally, it has a wide input voltage range and offers adjustable current limit and soft-start features. Thus, the MAX1653ESE+ provides a cost-effective solution for applications that require low output ripple and low noise.
The specific data is subject to PDF, and the above content is for reference
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