Nano power DC-DC converter in TSMC 22ULL with ultra-low quiescent current and high efficiency at light load, supporting 1.62V to 3.63V input voltage
Key Benefits
- Ultra-low quiescent current to ensure minimum current consumption in deep sleep / hibernation mode
- High efficiency at light load to extend battery lifetime
- Low ripple value to supply noise sensitive and RF loads
- 1 uH inductor
- Ultra-small area for reduced silicon cost
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https://support.dolphin-design.fr/web/SoC/images/catalog/blockdiagram/DCDC-ULP-T22-1.62-3.63-0.6-2.5.02.png
)
Key Features
PARAMETERS | CONDITION |
Minimum value
|
Typical value
|
Maximum value
|
---|---|---|---|---|
Input Voltage
|
- | 1.62 V | 3.63 V | |
Output Voltage
|
- | 0.6 V | 2.5 V | |
Output current configuration
|
- | - | 100 mA;10 mA;200 mA;300 mA;30 mA;400 mA;500 mA;50 mA | - |
Applications
- Bluetooth
- Cellular IoT
- GNSS
- Hearing aids
- NB-IoT
- Smart Headset
- Smart Speaker
- TWS Earpods
- ULP MCU
- Voice-controlled devices
- Voice Assistant
- WiFi
Key Performances
- 295 nA Quiescent current (for I100HDO configurations)
- 150 nA fast-shutdown current (for I100HDO configurations)
- Up to 87 % peak efficiency (3.3VIN to 1.8 VOUT ) (for I300HDO configurations)
- Up to 82 % peak efficiency (3.3VIN to 0.8 VOUT ) (for I300HDO configurations)
- 80 % efficiency down to 0.001 IMAX (for I100HDO configurations)
- 73 % efficiency for 10uA of load (for I100HDO configurations)
- 3 % DC output voltage accuracy
Technical information
- Technology: TSMC 22 uLL
- Add-ons:
- -