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ISL85402IRZ-TK is listed in the Voltage Regulators - DC DC Switching Regulators range at ChipApex. The manufacturer field lists Renesas Electronics Corporation. Its product description is IC REG BUCK BOOST ADJ 2.5A 20QFN. Review the specifications below when checking this part for your BOM.
Voltage Regulators - DC DC Switching Regulators specifications for ISL85402IRZ-TK
- Description：IC REG BUCK BOOST ADJ 2.5A 20QFN
- Series：-
- Mfr：Renesas Electronics Corporation
- Package：Tape & Reel (TR)
- Function：Step-Up, Step-Down, Step-Up/Step-Down
- Output Configuration：Positive
- Topology：Buck, Boost, Buck-Boost
- Output Type：Adjustable
- Number of Outputs：1
- Voltage - Input (Min)：3V
- Voltage - Input (Max)：36V
- Voltage - Output (Min/Fixed)：0.8V
- Voltage - Output (Max)：34V
- Current - Output：2.5A
- Frequency - Switching：200kHz ~ 2.2MHz
- Synchronous Rectifier：Both
- Operating Temperature：-40°C ~ 105°C (TA)
- Mounting Type：Surface Mount
- Package / Case：20-VFQFN Exposed Pad
- Supplier Device Package：20-QFN (4x4)
- Grade：-
- Qualification：-
Voltage Regulators - DC DC Switching Regulators datasheet and documents for ISL85402IRZ-TK
Voltage Regulators - DC DC Switching Regulators Overview
The ISL85402IRZ-TK is a synchronous step-down switching regulator manufactured by Renesas Electronics Corporation. It operates with an input voltage range of 3 V to 36 V and delivers up to 2.5 A of output current. The device provides adjustable output voltages from 800 mV to 33 V. It supports a switching frequency range between 200 kHz and 2.2 MHz. The component is housed in a QFN-EP-20 package designed for surface mount installation. It functions within a temperature range of -40°C to +85°C.
Voltage Regulators - DC DC Switching Regulators Feature Summary
- Synchronous buck topology for high efficiency
- Wide input voltage capability
- Adjustable switching frequency
- Integrated thermal protection
Voltage Regulators - DC DC Switching Regulators Applications
- Industrial equipment power supplies
- Telecommunications infrastructure
- Portable instrumentation systems
Voltage Regulators - DC DC Switching Regulators Procurement Notes
Verify the specific suffix 'TK' against official Renesas documentation, as standard listings often reference 'T'. Confirm end-of-life status and last-time-buy dates directly with the manufacturer or authorized distributors. Ensure the package type matches the required PCB footprint. Check RoHS compliance details in the latest datasheet revision before finalizing procurement plans.
Voltage Regulators - DC DC Switching Regulators Selection Notes
Select this component when a wide input voltage range and moderate output current are required. The adjustable frequency allows optimization for size versus efficiency trade-offs. Verify that the load requirements do not exceed the 2.5 A limit. Consider the operating temperature range suitability for the intended environment. Compare pin compatibility if replacing older Intersil designs.
Voltage Regulators - DC DC Switching Regulators Part Context
This part belongs to the ISL85402 series of synchronous buck regulators. It is produced by Renesas Electronics, formerly Intersil. The series is designed for general-purpose power management applications requiring compact solutions. The product line focuses on providing reliable voltage regulation with integrated features to simplify design implementation.
Voltage Regulators - DC DC Switching Regulators Replacement Considerations
Consult official Renesas substitution guides for compatible alternatives. Verify electrical parameter equivalence and pinout compatibility. Check for updated package options or enhanced feature sets in successor models.
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