LDO regulator in TSMC 22ULL to supply logic and sensitive domains from input voltage up to 3.63 V
Key Benefits
- Extended input voltage range: 1.62 to 3.63 V
- Wide operating temperature range: -40 to 125 °C
- Low leakage current suitable for sleep mode
- High PSRR adequate for analog sensive blocs
- Low quiescent current
- Based on 2.5OD3.3 V devices
- Programmable output voltage
- Configurable output stage optimizing area
- Output current and in-rush limiter
- Embedded power pads with ESD protections
- Embedded voltage reference
- Active/Shutdown modes set through EN input
- High-impedance mode set through HIZ input
- Embedded regulation OK output
- Local supply monitoring
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;500 mA;50 mA | - |
|
Quiescent current typical value
|
Iload=0mA | - | 51.77 uA | - |
|
Accuracy
|
PVT, including Line and Load Regulation (PVT) | - | - | 2.167% |
|
Efficiency
|
n.a | - | - | n.a |
|
PSRR
|
@ DC, Iload 1u -100mA | - | -80.08 dB | - |
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
- Overall output voltage DC accuracy: ±3%
- Typical PSRR at DC: -41 dB
- Typical current consumption at no load: 50 µA
- Total integrated noise from 20 Hz to 20 kHz: 85 µVRMS
Technical information
- Technology: TSMC 22 uLL
- Add-ons:
- -