


Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
| Attributes | Value | |
|---|---|---|
| Category | LED Drivers/LCD Drivers | |
| Manufacturer | Holtek Semicon | |
| Package | LQFP-48(7x7) | |
| Display Configurations(bit) | 32x4 bit | |
| Operating Temperature | -40℃~+85℃ | |
| Duty cycle | 1/4,1/3,1/2 | |
| Bias | 1/3,1/2 | |
| Voltage - Supply | 2.4V~5.2V | |
| Frequency | 256kHz | |
| Current - Supply | 60uA | |
| Interface | 3-Wire Serial Interface | |
| Display Configurations(Segment) | 32 Segment |

* Images are for reference only
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.

* Images are for reference only
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
HT1621B technical specifications, attributes, and parameters.
| Attributes | Value | |
|---|---|---|
| Category | LED Drivers/LCD Drivers | |
| Manufacturer | Holtek Semicon | |
| Package | LQFP-48(7x7) | |
| Display Configurations(bit) | 32x4 bit | |
| Operating Temperature | -40℃~+85℃ | |
| Duty cycle | 1/4,1/3,1/2 | |
| Bias | 1/3,1/2 | |
| Voltage - Supply | 2.4V~5.2V | |
| Frequency | 256kHz | |
| Current - Supply | 60uA | |
| Interface | 3-Wire Serial Interface | |
| Display Configurations(Segment) | 32 Segment |
From components to fully assembled PCBs. JLCPCB supports PCB assembly for the HT1621B. Sign up to receive and start your assembly today →
Step 1 - Pre-order the parts you need from JLCPCB.
Step 2 - Place a PCBA order to have those parts assembled onto your boards.
Step 3 - JLCPCB manufactures and assembles your boards in as fast as 3 days.

HT1621B datasheets or manufacturer documentation.
Datasheet: HT1621B Datasheet (PDF)
The HT1621B schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.