Low Noise, High PSRR, Replica LDO
The WEALDORP1812NI8SFN12M22G is a low-dropout regulator LDO with voltage supplies 1.8 V and 1.2 V.
Overview
The WEALDORP1812NI8SFN12M22G is a low-dropout regulator LDO with voltage supplies 1.8 V and 1.2 V. The WEALDORP1812NI8SFN12M22G gives one output voltage 1.2 V driving the Power Amplifier. The output is programmable to retain the output voltage constant when the load current varies under a wide range.
Key features
- Voltage Supplies: 1.2 V, 1.8 V
- Output voltage: 1.2 V
- Max Output Current: 90 mA
- Quiescent current: 7.1 mA
- Maximum current: 51 mA
- Reference Voltage: 1.2 V
- PSRR: 70 dB @1 KHz, 1.8 V
- 91 dB @1 KHz, 1.2 V
- PSRR: 49 dB @1 MHz,1.8 V
- 18 dB @1 MHz,1.2 V
- Noise @1KHz: -145 dBV/sqrt (Hz) (54.8nV/sqrt (Hz))
- Noise @1MHz: -173 dBV/sqrt (Hz) (2.2nV/sqrt (Hz))
- Bandwidth: 6.8 KHz
- Drop-out voltage: 14 mV (vdd12)
- Load regulation:
- 2.7 mV/mA Iload from 0-60mA
- (1.8 mV/mA Iload close to 20mA)
- Area: 211 um x 287 um
- Process : 22FDX
- Metal Option : 19
Block Diagram
Files
Note: some files may require an NDA depending on provider policy.
Silicon Options
| Foundry | Node | Process | Maturity |
|---|---|---|---|
| GlobalFoundries | 22nm | FDX | — |
Specifications
Identity
Provider
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Frequently asked questions about LDO Voltage Regulator IP cores
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.
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.