Description:The ISL8205M power module is a single channel synchronous step-down complete power supply, capable of delivering up to 5A of continuous current. Operating from a single 2. 6V to 5. 5V input power rail and integrating controller, power inductor and MOSFETs, the ISL8205M only requires a few external components to operate and is optimized for space constrained and portable battery operated applications. Based on current mode PWM control scheme, the ISL8205M provides a fast transient response and excellent loop
ALSO WORKS IN PFM MODE; OUTPUT VOLTAGE RANGE FROM 0.6 TO 5 V
Analog IC - Other Type:
SWITCHING REGULATOR
Control Mode:
CURRENT-MODE
Control Technique:
PULSE WIDTH MODULATION
Input Voltage-Max:
5.5 V
Input Voltage-Min:
2.6 V
Input Voltage-Nom:
3.6 V
JESD-30 Code:
R-PXMA-N22
JESD-609 Code:
e3
Length:
7.5 mm
Moisture Sensitivity Level:
3
Number of Functions:
1
Number of Terminals:
22
Operating Temperature-Max:
85 °C
Operating Temperature-Min:
-40 °C
Output Current-Max:
5 A
Output Voltage-Nom:
1.2 V
Package Body Material:
PLASTIC/EPOXY
Package Code:
XMA
Package Shape:
RECTANGULAR
Package Style:
MICROELECTRONIC ASSEMBLY
Seated Height-Max:
1.95 mm
Surface Mount:
YES
Switcher Configuration:
BUCK
Switching Frequency-Max:
2070 kHz
Technology:
HYBRID
Temperature Grade:
INDUSTRIAL
Terminal Finish:
Matte Tin (Sn)
Terminal Form:
NO LEAD
Terminal Position:
UNSPECIFIED
Width:
4.5 mm
ISL8205MIRZ-T Frequently Asked Questions (FAQs)
Renesas provides a recommended PCB layout in the ISL8205MIRZ-T evaluation board user manual, which includes guidelines for thermal vias, copper pours, and component placement to minimize thermal resistance and ensure optimal performance.
To ensure reliable start-up and shutdown, it is recommended to follow the power-up and power-down sequencing guidelines provided in the datasheet, and to use a soft-start circuit to limit the inrush current during power-up.
Renesas recommends using low-ESR capacitors with a minimum capacitance of 10uF for the input and output, and a maximum ESR of 100mΩ for the output capacitor to ensure stable operation and minimize ripple voltage.
The ISL8205MIRZ-T has built-in overvoltage protection (OVP) and undervoltage lockout (UVLO) features, but it is still recommended to add external protection circuits, such as a voltage supervisor or a crowbar circuit, to ensure robust protection against voltage transients and faults.
The ISL8205MIRZ-T is rated for operation from -40°C to +125°C, but it is recommended to derate the output current and voltage according to the temperature derating curves provided in the datasheet to ensure reliable operation over the entire temperature range.
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Manufacturer Collaborated
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System Verified
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Sponsored
ISL8205MIRZ-T Overview
Use the download button to access the ISL8205MIRZ-T schematic symbol, PCB footprint, and 3D model.
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