Part Details for ISL8121IRZ-T by Intersil Corporation
Results Overview of ISL8121IRZ-T by Intersil Corporation
- Distributor Offerings: (0 listings)
- Number of FFF Equivalents: (0 replacements)
- CAD Models: (Request Part)
- Number of Functional Equivalents: (6 options)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
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Applications
Energy and Power Systems
Transportation and Logistics
Renewable Energy
Automotive
ISL8121IRZ-T Information
ISL8121IRZ-T by Intersil Corporation is a Switching Regulator or Controller.
Switching Regulator or Controllers are under the broader part category of Power Circuits.
A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.
Part Details for ISL8121IRZ-T
ISL8121IRZ-T CAD Models
ISL8121IRZ-T Part Data Attributes
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ISL8121IRZ-T
Intersil Corporation
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Datasheet
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ISL8121IRZ-T
Intersil Corporation
3V to 20V, Two-Phase Buck PWM Controller with Integrated 4A MOSFET Drivers; QFN24; Temp Range: -40° to 85°C
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| Rohs Code | Yes | |
| Part Life Cycle Code | Transferred | |
| Ihs Manufacturer | INTERSIL CORP | |
| Part Package Code | QFN | |
| Package Description | 4 X 4 MM, ROHS COMPLIANT, PLASTIC, MO-220, QFN-24 | |
| Pin Count | 24 | |
| Reach Compliance Code | compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.01 | |
| Factory Lead Time | 26 Weeks | |
| Analog IC - Other Type | SWITCHING CONTROLLER | |
| Control Mode | VOLTAGE-MODE | |
| Control Technique | PULSE WIDTH MODULATION | |
| Input Voltage-Max | 5.5 V | |
| Input Voltage-Min | 4.9 V | |
| Input Voltage-Nom | 5 V | |
| JESD-30 Code | S-PQCC-N24 | |
| JESD-609 Code | e3 | |
| Length | 4 mm | |
| Moisture Sensitivity Level | 3 | |
| Number of Functions | 1 | |
| Number of Terminals | 24 | |
| Operating Temperature-Max | 85 °C | |
| Operating Temperature-Min | -40 °C | |
| Output Current-Max | 4 A | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Code | HVQCCN | |
| Package Equivalence Code | LCC24,.16SQ,20 | |
| Package Shape | SQUARE | |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | |
| Peak Reflow Temperature (Cel) | 260 | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 1 mm | |
| Surface Mount | YES | |
| Switcher Configuration | PHASE-SHIFT | |
| Switching Frequency-Max | 2000 kHz | |
| Temperature Grade | INDUSTRIAL | |
| Terminal Finish | Matte Tin (Sn) - annealed | |
| Terminal Form | NO LEAD | |
| Terminal Pitch | 0.5 mm | |
| Terminal Position | QUAD | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Width | 4 mm |
Alternate Parts for ISL8121IRZ-T
This table gives cross-reference parts and alternative options found for ISL8121IRZ-T. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of ISL8121IRZ-T, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
| Part Number | Manufacturer | Composite Price | Description | Compare |
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| ISL8121IRZ | Intersil Corporation | Check for Price | 3V to 20V, Two-Phase Buck PWM Controller with Integrated 4A MOSFET Drivers; QFN24; Temp Range: -40° to 85°C | ISL8121IRZ-T vs ISL8121IRZ |
| ISL8126CRZ | Intersil Corporation | Check for Price | Dual/n-Phase Buck PWM Controller with Integrated Drivers; QFN32; Temp Range: See Datasheet | ISL8121IRZ-T vs ISL8126CRZ |
| ISL8120IRZEC | Intersil Corporation | Check for Price | 0.25A DUAL SWITCHING CONTROLLER, 1500kHz SWITCHING FREQ-MAX, QCC32, 5 X 5 MM, ROHS COMPLIANT, PLASTIC, QFN-32 | ISL8121IRZ-T vs ISL8120IRZEC |
| ISL8126IRZ-T | Renesas Electronics Corporation | Check for Price | Dual/n-Phase Buck PWM Controller with Integrated Drivers, QFN, /Reel | ISL8121IRZ-T vs ISL8126IRZ-T |
| ISL8126IRZ-T | Intersil Corporation | Check for Price | Dual/n-Phase Buck PWM Controller with Integrated Drivers; QFN32; Temp Range: See Datasheet | ISL8121IRZ-T vs ISL8126IRZ-T |
| ISL8120IRZ-TEC | Intersil Corporation | Check for Price | 0.25A DUAL SWITCHING CONTROLLER, 1500kHz SWITCHING FREQ-MAX, QCC32, 5 X 5 MM, ROHS COMPLIANT, PLASTIC, QFN-32 | ISL8121IRZ-T vs ISL8120IRZ-TEC |
ISL8121IRZ-T Frequently Asked Questions (FAQ)
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The maximum input voltage that can be applied to the ISL8121IRZ-T is 18V, but it's recommended to operate within the specified input voltage range of 6.5V to 14V for optimal performance and reliability.
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To ensure the stability of the output voltage, make sure to follow the recommended layout guidelines, use a suitable output capacitor with low ESR, and add a 10nF ceramic capacitor between the FB pin and GND. Additionally, ensure that the input voltage is within the specified range and the output current is within the recommended limits.
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The EN (Enable) pin is used to turn the regulator on or off. When the EN pin is pulled high (above 1.4V), the regulator is enabled, and when it's pulled low (below 0.4V), the regulator is disabled. You can use the EN pin to implement power sequencing or to turn off the regulator when not in use to reduce power consumption.
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The ISL8121IRZ-T is rated for operation up to 125°C, but it's essential to consider the thermal design and ensure that the junction temperature (TJ) does not exceed 150°C. You may need to add thermal management measures, such as heat sinks or thermal pads, to ensure reliable operation in high-temperature environments.
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The output voltage of the ISL8121IRZ-T can be calculated using the formula: VOUT = 0.8V x (1 + R1/R2), where R1 and R2 are the resistors connected between the FB pin and VOUT, and between the FB pin and GND, respectively. Make sure to choose the correct resistor values to achieve the desired output voltage.