What is Low Noise, High PSRR, Replica LDO?
Low Noise, High PSRR, Replica LDO is a LDO Voltage Regulator IP core from Weasic Microelectronics listed on Semi IP Hub. It is listed with support for globalfoundries.
Vendor:
Weasic Microelectronics
Category:
LDO Voltage Regulator
Low Noise, High PSRR, Replica LDO
The WEALDOLR18NI2SFN42M22G is a voltage regulator operating from 1.8 V.
Overview
The WEALDOLR18NI2SFN42M22G is a voltage regulator operating from 1.8 V. It provides four output voltages 1.2 V driving output load that sinks specific current. The first two output voltages apply to the VCO, the second drives the OutBuffer and the last one drives the digital circuitry.
Key features
- Power Supply : 1.8 V
- Output voltage : 1.2 V
- Quiescent current: 7.9 mA
- Maximum current : 101 mA
- Reference Voltage : 1.2 V
- PSRR : 56 dB @1 KHz
- 33 dB @1 MHz
- Noise @1KHz: -144 dBV/sqrt (Hz)
- (57 nV/sqrt (Hz))
- Noise @1MHz: -184 dBV/sqrt (Hz)
- (0.63 nV/sqrt (Hz))
- Bandwidth: 8.2 KHz
- Offest : 48 mV
- Load regulation:
- -3.73 mV/mA Iload from 0-60mA
- (-3.65 mV/mA Iload close to 20mA)
- WakeUp Time (1) : 34 ns
- Area : 210 um x 400 um
- Process : 22FDX
- Metal Option : 19
- (1) Cload=10 pF
Block Diagram
WEALDOLR18NI2SFN42M22G block diagram
Silicon Options
| Foundry | Node | Process | Maturity |
|---|---|---|---|
| GlobalFoundries | 22nm | FDX | — |
Specifications
Identity
Part Number
WEALDOLR18NI2SFN42M22G
Vendor
Weasic Microelectronics
Type
Silicon IP
Files
Note: some files may require an NDA depending on provider policy.
Provider
HQ:
Greece
Frequently asked questions about LDO Voltage Regulator IP cores
How should engineers evaluate this LDO Voltage Regulator?
Engineers should review the overview, key features, supported foundries and nodes, maturity, deliverables, and provider information before shortlisting this LDO Voltage Regulator IP.
Can this semiconductor IP be compared with similar products?
Yes. Buyers can compare this product with similar semiconductor IP cores or IP families based on category, provider, process options, and structured technical specifications.