Nano power DC-DC converter in TSMC 22ULL with ultra-low quiescent current and high efficiency at light load
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
- Programmable output voltage
- 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
|
- | 1.8 V | 5.5 V | |
|
Output Voltage
|
- | 0.6 V | 3.3 V | |
|
Output current configuration
|
- | - | 100 mA;10 mA;200 mA;300 mA;30 mA;400 mA;500 mA;50 mA | - |
|
Quiescent current typical value
|
Iload=0mA | - | On AVD: 250 nA TT, on AVDPWR: 100 nA TT | - |
|
Accuracy
|
PVT, including Line and Load Regulation | - | - | -3% min to +3% max |
|
Efficiency
|
Maximum efficiency, VAV DPW R = 3.3 V, including typical parasitic described in Table 1.4, I200HDO PSU | - | - | 85% |
Applications
- Smart Headset
- TWS Earpods
- Smart Speaker
- Hearing aids
- Voice-controlled devices
- Bluetooth
- NB-IoT
- ULP MCU
- GNSS
- Cellular IoT
Key Performances
- Input voltage from 1.8V to 5.5V
- 350 nA quiescent current
- Up to 90% peak efficiency (3.3 input voltage to 1.8V output)
- 70% efficiency at 10uA load
- 3% DC output voltage accuracy
- 150 nA shutdown current
Technical information
- Technology: TSMC 22 uLL
- Add-ons:
- OPM-G2-1.8-5.5-2.6.01_TSMC_22_ULL