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
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 | - |
|
Quiescent current typical value
|
TT, 25 | - | 275nA | - |
|
Accuracy
|
DC | - | - | 3% |
|
Efficiency
|
Peak (3.3 > 1.8) | - | - | 80% |
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:
- -