LT3042 + PNP 2-stage regulator Ultra low noise linear Power supply board

Description

The LT3042 is a high performance, low dropout linear regulator that uses LTC's low noise and high PSRR architecture to power noise sensitive RF applications.
Accurate, stable, low noise core voltage for digital circuits such as DAC CD players
The first stage voltage regulator LT1963/LT1764 ~~ second stage voltage regulator LT3042, LT1963 to do the first stage voltage regulation, LT3042 to do the second stage voltage regulation, plus PNP Transistor for Enlarge current. this board the Maximum current can arrived 2.5A.
Low RMS noise: 0.8μVRMS (10Hz to 100kHz)
Low noise: 2nV/√Hz (at 10kHz)
High PSRR: 79dB (at 1MHz)
Wide input voltage range:AC5V-12V
Output DC voltage: DC3.3V-DC12V  adjust able
for DC3.3-DC5V. please set the
DIP switch at 3.3-5V position.
for DC5-DC12V. please set the
DIP switch at 5-12V position.
Output current:  max 2.5A    (when long time using high currect. Please To enhance heat dissipation）
Size: 88*48mm
height about 40mm
Shipping time:
Default send by airmail,about 15-22 business days can arrive most of europe countries, Russia, Brazil,Africa.Ukraine and some other remote countries will need some more days.
If you need it urgently,also can contact us for adding money using a faster courier(EMS,DHL,UPS or courier you designated)
Payment:
We ONLY accept PayPal. Payment must be made within 3 days of the auction end time. Non-Paying bidders will be reported.
All items will be shipped within 1-3 business days (from china)upon receipt of payment.
We ONLY send item to buyer's registered Paypal address,Buyer must be responsible for their postal address
Customs & duties:For cross-border transactions,.we are not responsible for tariffs and duties. However, buyers may be responsible for  actual, applicable tariffs, and duties as requested by respective country laws
Return & Exchange:
>> Some items return is accepted within 7 days after the buyer's receiving the item.(please see the detail describe)[In case of DOA (Dead on Arrival), please report within 3 days]
>> Returned item has to be new, unworn and in its original condition.
On Sep-03-19 at 00:23:10 PDT, seller added the following information: