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Single-chip system power supply for CPU core and DDR (DDR2 and DDR3)
- Switching regulator × 2 ch. (variable, 0.8V to 10V)
- Dual N-ch. MOSFETs synchronous drive (Renesas HAT2210RJ recommended)
- Support for backup mode using external control
- Operating power supply voltage range: 3.4V to 50V (50V: 250msec)
- HTQFP-64 package with small mounting area
- On-chip 8-ch. 12-bit ADC (successive approximation type)
- SPI setting, output
- Switchable input level (3.3V/5V)
- Input tolerant (excluding shutdown)
On-chip function for varying reg. voltage using adaptive voltage scaling (AVS) port
R2A11301FT System Block Diagram
Specifications
| Item | R2A11301FT Specifications |
|---|---|
| SW System | Synchronous rectification |
| Number of Output Channels | 2CH: for CPU-Core and DDR |
| Max. Output Current | Various settings with external components arbitrarily |
| Switching Frequency | Variable (410kHz, 460kHz), external input PLL available |
| Operating Temperature range | -40 °C to 105 °C |
| Input Withstand Voltage | 3.4V to 35V |
| Output Voltage | Variable (0.8V～10V) |
| Output Voltage Tolerance | ±1% (whole temp. range) <Target value> |
| Soft-start Function | yes |
| Anti-FET Overcurrent at Start-up | yes |
| Phase-shift Available for Oscillation | yes |
| AVS | Variable - Width: +/-35mV (3 steps: -35mV, no adjustment, K35mV) |
| AD Converter | 12-bit/8CH |
| Successive approximation type | |
| Input tolerant, 5V/3V input available | |
| Supply voltage: 3.3V | |
| Control and output by SPI interface | |
| Others |
|
| Package | HQFP-64 (Lead-free, Halogen-free) |
Product Selection Table
Processing table
Function |
Outputs (#) |
Input Voltage Range (V) |
Switching Regulators |
Switching Frequency (MHz) |
GPIOs (#) |
Comm. Interface |
Lead Count (#) |
Pkg. Type |
Advanced Features |
Qualification Level |
|
|---|---|---|---|---|---|---|---|---|---|---|---|
| Part Number | |||||||||||
| PMIC Designed for Automotive Applications Requiring up to 6A Continuous Current | 7-ch PMIC | 7 | 2.8 - 5.5 | 3 | 3 | 5 | I2C | 40 | 40-QFN | Programmable Sequencing and more... |
|
| Designed for Automotive Applications Requiring up to 8.5 A | 8-ch PMIC | 8 | 2.8 - 5.5 | 4 | 3 | 5 | I2C | 40 | 40-QFN | Programmable Sequencing and more... |
|
| PMIC for Quad-Core Application Processors | 17-ch PMIC | 17 | 2.8 - 5.5 | 6 | 3 | 16 | I2C & SPI | 100 | 100-BGA | 10 bit ADC, DDR VTT_REF, RTC with coin cell/supercap charger and more... |
|
| System PMIC for applications providing up to 12A continuous current | 11-ch PMIC | 11 | 2.8 - 5.5 | 6 | 3 | 16 | I2C | 100 | 100-BGA | 10 bit ADC, DDR VTT_REF, programmable sequencing and more... |
|
| Automotive-Grade, High-Efficiency, 10A, Dual-Phase, Step-Down DC/DC Converter (Buck) | 1-ch PMIC | 1 | 2.8 - 5.5 | 1 | 4 | 5 | I2C | 24 | 24-WFQFN | 10A dual phase, Integrated FETs. Output voltage 0.3V – 1.9V | |
| Automotive-Grade, High-Efficiency, Dual-Channel (5A per Channel), Step-Down DC/DC Converter (Buck) | 2-ch PMIC | 2 | 2.8 - 5.5 | 1 | 4 | 5 | I2C | 24 | 24-WFQFN | Dual 5A single phase, Integrated FETs. Output voltage 0.3V – 1.9V | |
| Automotive-Grade, High-Efficiency, Dual-Channel (3A per Channel), Step-Down DC/DC Converter (Buck) | 2-ch PMIC | 2 | 2.8 - 5.5 | 1 | 4 | 5 | I2C | 24 | 24-WFQFN | Dual 3A single phase, Integrated FETs. Output voltage 0.3V – 1. 9V | |
| Automotive-Grade, High-Efficiency, High Current, Quad-Phase, Step-Down DC/DC Converter (Buck) PMIC | 1-ch PMIC | 1 | 2.8 - 5.5 | 1 | 4 | 5 | I2C | 60 | FC-BGA | 40A peak quad phase, Integrated FETs. Output voltage 0.3V – 1. 9V | |
| Automotive-Grade, High-Efficiency, High Current, Dual-Phase, Step-Down DC/DC Converter (Buck) PMIC | 1-ch PMIC | 1 | 2.8 - 5.5 | 1 | 4 | 5 | I2C | 60 | FC-BGA | 20A peak dual phase, Integrated FETs. Output voltage 0.3V – 1. 9V | |
| Multiphase 20A Output Current Sub-PMIC | 1-ch PMIC | 1 | 2.8 - 5.5 | 1 | 3 | I2C & SPI | 66 | BGA | 20A quad phase, Integrated FETs. Output voltage 0.3V – 1.57V | ||
| Multiphase 2x 10A Output Current Sub-PMIC | 2-ch PMIC | 2 | 2.8 - 5.5 | 2 | 3 | I2C & SPI | 66 | BGA | 2x 10A dual phase, Integrated FETs. Output voltage 0.3V – 1.57V | ||
| Multiphase 15A and 5A Output Current | 2-ch PMIC | 2 | 2.8 - 5.5 | 2 | 3 | I2C & SPI | 66 | 66-BGA | 1x 15A triple phase + 1x 5A single phase and more... |
||
| Automotive-Grade 0.8mm Pitch Multiphase Buck Converter | 1-ch PMIC | 2.8 - 5.5 | 1 | 3 | 5 | I2C & SPI | 66 | 66-BGA | 16A quad phase, Integrated FETs. Output voltage 0.3V – 1.57V | Automotive | |
| Automotive-Grade 0.8mm Pitch Multiphase Buck Converter | 2-ch PMIC | 2.8 - 5.5 | 1 | 3 | 5 | I2C & SPI | 66 | 66-BGA | 2x 8A dual phase, Integrated FETs. Output voltage 0.3V – 1.57V | Automotive | |
| General-Purpose SoC PMIC for Automotive Applications | 7 | 2.7 - 5.5 | 60 | LFBGA | Automotive | ||||||
| Automotive 11ch Safe SoC PMIC with Extremely Low Quiescent Current | 11 | 2.7 - 5.5 | 66 | LFBGA | Automotive | ||||||
| Cold Crank Boost and Buck Controller with Drivers for ASIL-D Automotive Applications | 2 | 36 | SCQFN | Automotive | |||||||
| 4A, High Efficiency Synchronous Buck Regulator for Automotive Applications | 1 | 22 | SCQFN | Automotive |
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Documentation
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|
|---|---|---|
| Type | Title | Date |
| Brochure | PDF 6.56 MB | |
| Application Note | PDF 1.12 MB | |
| Application Note | PDF 744 KB | |
| Application Note | PDF 717 KB | |
| Application Note | PDF 1.15 MB | |
| Application Note | PDF 530 KB | |
| Application Note | PDF 514 KB | |
| Application Note | PDF 1.42 MB | |
| Application Note | PDF 1.24 MB | |
| Application Note | PDF 2.02 MB | |
10 items
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