Renesas ISL9307IRTAANWZ-T7A
- Part No.:
- ISL9307IRTAANWZ-T7A
- Manufacturer:
- Renesas
- Category:
- Voltage Regulators - Linear + Switching
- Package:
- 16-WQFN Exposed Pad
- Datasheet:
-
ISL9307IRTAANWZ-T7A.pdf
- Description:
- IC REG QUAD BUCK/LNR SYNC 16TQFN
- Quantity:
- Payment:

- Shipping:

Inventory:468
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Product details
Overview
ISL9307IRTAANWZ-T7A from Renesas is a mini-PMIC integrating two synchronous step-down converters and two LDO regulators for handheld and processor-based systems. The device is designed to supply multiple rails for processors, memory, I/O, RF, and analog functions from a compact 4mm x 4mm package.
As part of the ISL9307 product family, ISL9307IRTAANWZ-T7A provides dual 3MHz buck regulators, dual low-input-voltage LDO regulators, I2C-programmable output voltage, dynamic voltage management, and suffix-defined rail options. For engineers reviewing the ISL9307IRTAANWZ-T7A datasheet, ISL9307IRTAANWZ-T7A pinout, ISL9307IRTAANWZ-T7A application, or ISL9307IRTAANWZ-T7A equivalent, this device is widely used in smartphones, portable media players, handheld instruments, wireless modules, application processor rails, and compact consumer electronics.
Technical Context
In portable systems, ISL9307IRTAANWZ-T7A operates as a four-output PMIC where two buck converters supply efficient processor or memory rails and two LDOs provide lower-noise auxiliary rails.
The 3MHz switching frequency supports small inductors and capacitors, while I2C programming allows output-voltage settings and dynamic voltage management to be adjusted by the host processor.
ISL9307IRTAANWZ-T7A is commonly used when a handheld product needs a compact PMIC with digitally programmable rail behavior and multiple low-voltage outputs in a small TQFN footprint.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Device Type | Mini-PMIC with two synchronous buck converters and two LDO regulators. |
| Buck Regulators | Two 3MHz synchronous step-down converters. |
| LDO Regulators | Two low-input-voltage LDO regulators. |
| Control Interface | I2C-programmable output voltage and dynamic voltage management. |
| Package | 4mm x 4mm 16-lead TQFN package family. |
| Configuration | IRTAANWZ-T7A is a suffix-specific ISL9307 voltage/configuration and tape-and-reel option. |
| Applications | Smartphones, media players, handheld systems, and portable processor rails. |
| Design Value | Four regulated rails with digital control in a small package. |
Pinout & Package
The ISL9307IRTAANWZ-T7A pinout includes buck input and switch pins, LDO outputs, I2C interface pins, enable/status pins, feedback or sense pins, and ground/thermal connections.
For PCB design, the buck inductors and capacitors should be close to the package, I2C lines should be routed away from switch nodes, and LDO output capacitors should be close to their pins.
| Pin / Function | PCB Design and Circuit Role |
|---|---|
| VIN / PVIN | Input supplies for buck and LDO sections. |
| LX1 / LX2 | Switching nodes for the two buck converters. |
| VOUT Buck | Regulated step-down outputs for processor or system rails. |
| LDO1 / LDO2 | Linear regulator outputs for auxiliary rails. |
| SCL / SDA | I2C control interface. |
| EN / IRQ | Enable or status functions depending on option. |
| FB / Sense | Output feedback or sense nodes. |
| GND / Exposed Pad | Ground and thermal return path. |
Key Features
- Two buck converters plus two LDOs support four rails.
- 3MHz switching reduces passive size.
- I2C programming supports voltage control.
- Dynamic voltage management supports processor power states.
- TQFN package saves PCB area.
- Suffix options support platform-specific default rails.
Applications
| Smartphones | Media Players |
|---|---|
|
Use Scenario: Used in handset processor and peripheral power trees. IC Role: Supplies buck and LDO rails. Use Value: Improves integration and software control. |
Use Scenario: Used in compact portable multimedia devices. IC Role: Provides several low-voltage rails. Use Value: Reduces regulator count. |
| Wireless Modules | Application Processors |
|
Use Scenario: Used in handheld communication devices. IC Role: Supplies logic, RF, and auxiliary rails. Use Value: Supports compact mixed-signal power. |
Use Scenario: Used around portable SoCs. IC Role: Provides I2C-programmable rails and DVM. Use Value: Supports power-state transitions. |
Equivalent & Alternatives
When evaluating a ISL9307IRTAANWZ-T7A equivalent, engineers should compare buck current, LDO count, I2C programming, dynamic voltage management, package, and suffix-defined output rails.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| LP873347RHDR | Texas Instruments PMIC with dual buck and dual LDO rails plus I2C-compatible control. | Used in embedded processor systems requiring configurable multi-rail regulation. | Compare current ratings, package, default voltage settings, and software interface. |
| ADP5034ACPZ-3-R7 | Analog Devices micro-PMU with two buck regulators and two LDO regulators. | Used in portable and mixed-signal systems requiring compact four-rail power. | Compare I2C needs, output current, package, and noise requirements. |
Compared with LP873347RHDR, ISL9307IRTAANWZ-T7A selection depends on the ISL9307 I2C programming behavior and suffix-defined output set. ISL9307IRTAANWZ-T7A vs ADP5034ACPZ-3-R7 selection depends on control interface, current requirements, package, and output configuration.
Quality
ISL9307IRTAANWZ-T7A should be sourced as original Renesas components through traceable supply channels. Quality checks may include TQFN package inspection, top-mark validation, solderability testing, and four-output electrical verification.
Production validation should include I2C programming, dynamic voltage management, output accuracy, startup sequencing, LDO stability, thermal behavior, and switch-node layout review.
Availability
ISL9307IRTAANWZ-T7A available at Aetrix Electronics and is suitable for smartphone, handheld, portable media, wireless, and application processor power systems.
Supply support may include volume procurement planning, scheduled delivery arrangements, traceable sourcing management, and long-term supply support for OEM, industrial electronics, automotive electronics, and embedded product programs. Sample and NPI supply support, as well as urgent in-stock supply support, can also be arranged for prototype builds, pilot runs, and time-critical production needs.
For production builds, confirming suffix configuration, package, I2C programming, lifecycle status, and sourcing continuity helps reduce procurement risk.
Manufacturer
Renesas Electronics is a global semiconductor manufacturer specializing in embedded processing, analog, power management, automotive, industrial, and connectivity products.
The ISL9307 product family is a Renesas mini-PMIC series integrating two synchronous buck converters and two LDO regulators with I2C-programmable output voltage and dynamic voltage management.
FAQ
What is ISL9307IRTAANWZ-T7A used for?
ISL9307IRTAANWZ-T7A is used for smartphones, media players, handheld devices, wireless modules, and application processor systems requiring two buck rails and two LDO rails.
Where can I find the ISL9307IRTAANWZ-T7A datasheet download?
The ISL9307IRTAANWZ-T7A datasheet is available from Renesas and includes rail functions, I2C behavior, package data, and application information.
What should be considered in ISL9307IRTAANWZ-T7A pinout design?
Designers should keep buck switching loops compact, route I2C lines away from LX nodes, and place LDO capacitors close to their pins.
Does ISL9307IRTAANWZ-T7A support I2C programming?
Yes. The ISL9307 family supports I2C-programmable output voltage and dynamic voltage management.
What are common ISL9307IRTAANWZ-T7A equivalent solutions?
Common candidates include LP873347RHDR and ADP5034ACPZ-3-R7 depending on rail count, I2C needs, current rating, and package.
ISL9307IRTAANWZ-T7A Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Series:
- -
- Package/Case:
- 16-WQFN Exposed Pad
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Topology:
- Step-Down (Buck) Synchronous (2), Linear (LDO) (2)
- Number of Outputs:
- 4
- Frequency - Switching:
- 3MHz
- Voltage/Current - Output 1:
- 0.8V ~ 5.5V, 1.5A
- Voltage/Current - Output 2:
- 0.8V ~ 5.5V, 1.5A
- Voltage/Current - Output 3:
- 3.3V, 300mA
- w/LED Driver:
- No
- w/Supervisor:
- No
- w/Sequencer:
- No
- Voltage - Supply:
- 1.5V ~ 5.5V
- Operating Temperature:
- -40°C ~ 85°C
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 16-TQFN (4x4)
ISL9307IRTAANWZ-T7A FAQ
1.How can I place an order for ISL9307IRTAANWZ-T7A through Aetrix?
Please submit a Request for Quotation (RFQ) for ISL9307IRTAANWZ-T7A on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for ISL9307IRTAANWZ-T7A reliable?
The price and inventory of ISL9307IRTAANWZ-T7A are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for ISL9307IRTAANWZ-T7A is usually 5 days.
3.What payment methods are accepted for ISL9307IRTAANWZ-T7A?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for ISL9307IRTAANWZ-T7A transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for ISL9307IRTAANWZ-T7A?
ISL9307IRTAANWZ-T7A orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your ISL9307IRTAANWZ-T7A order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for ISL9307IRTAANWZ-T7A?
For technical support, including ISL9307IRTAANWZ-T7A datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your ISL9307IRTAANWZ-T7A requirements.
6.How does Aetrix verify that ISL9307IRTAANWZ-T7A is sourced from the original manufacturer or authorized distributors?
All ISL9307IRTAANWZ-T7A products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that ISL9307IRTAANWZ-T7A meets industry standards.
7.What is the process for return or replacement of ISL9307IRTAANWZ-T7A?
All ISL9307IRTAANWZ-T7A units undergo pre-shipment inspection (PSI). If there is an issue with ISL9307IRTAANWZ-T7A, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The ISL9307IRTAANWZ-T7A part is unused and in its original packaging.
Return procedure for ISL9307IRTAANWZ-T7A:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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