Overview
The HT78R33B is an uncategorised made by Holtek Semicon in a SOT89 package with 3 pins. SOT89 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHS.
PCBKit's library has its footprint (Package_TO_SOT_SMD:SOT-89-3, from KiCad's library), ready for a KiCad board. 885 are in stock at JLCPCB (part C53223864).
Symbol
The library has no symbol for this part yet.
Footprint
Parameters
11- Features
- Over Current Protection
- Number of Outputs
- 1
- Operating Temperature
- -40℃~+105℃
- Output Configuration
- Positive
- Output Current
- 500mA
- Output Type
- Fixed
- Output Voltage
- 3.3V
- Power Supply Rejection Ratio (PSRR)
- 70dB
- Voltage - Supply
- 20V
- Voltage Dropout
- 60mV@(100mA)
- standby current
- 3uA
Order codes
1- HT78R33BLCSC C53223864
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Is there a KiCad symbol and footprint for the HT78R33B?
Yes. the footprint Package_TO_SOT_SMD:SOT-89-3, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the HT78R33B?
SOT89, with 3 pins. Its footprint is drawn on this page.
Where can I order the HT78R33B?
JLCPCB lists it as part C53223864, with 885 in stock; the sellers' links on this page open their listings.
What can replace the HT78R33B?
Parts like it in the library: the AZ1117R-3.3TRE1 by Diodes Incorporated, the AMS1117-3.3OF by GREENMICRO, the AMS1117-3.3V (LX) by lingxingic and the RC1117-3.3 by RealChip. Check their datasheets: a part that fits the footprint may still differ in its ratings.
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