Overview
The TL494CNG4 is a DC DC Converter made by Texas Instruments in a PDIP-16 package with 16 pins. 0℃~+70℃@(TA) 2 300kHz 7V~40V Boost、Buck、Flyback、Push-Pull、Full-Bridge、Half-Bridge External No Step-down type、Boost、Buck-Boost PDIP-16 DC-DC Converters ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:AZ494CMTR-E1, from EasyEDA) and its footprint (Package_DIP:DIP-16_W8.89mm_SMDSocket_LongPads, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C1530304).
Symbol
Footprint
Parameters
11- Frequency - Switching
- 300kHz
- Function
- Step-down type, Boost, Buck-Boost
- Input Voltage
- 7V~40V
- Number of Outputs
- 2
- Operating Temperature
- 0℃~+70℃@(TA)
- Switch tube (built-in/external)
- External
- Switching Frequency
- 300kHz
- Synchronous Rectification
- No
- Synchronous Rectifier
- No
- Topology
- Boost, Buck, Flyback, Push-Pull, Full-Bridge, Half-Bridge
- Voltage - Supply
- 7V~40V
Order codes
1- TL494CNG4LCSC C1530304
Pinout
16| Pin | Name | Type |
|---|---|---|
| 1 | 1IN+ | Unspecified |
| 2 | 1IN- | Unspecified |
| 3 | FEEDBACK | Unspecified |
| 4 | DTC | Unspecified |
| 5 | CT | Unspecified |
| 6 | RT | Unspecified |
| 7 | GND | Unspecified |
| 8 | C1 | Unspecified |
| 9 | E1 | Unspecified |
| 10 | E2 | Unspecified |
| 11 | C2 | Unspecified |
| 12 | VCC | Unspecified |
| 13 | OUTPUT CTRL | Unspecified |
| 14 | REF | Unspecified |
| 15 | 2IN- | Unspecified |
| 16 | 2IN+ | Unspecified |
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Is there a KiCad symbol and footprint for the TL494CNG4?
Yes. The symbol is EasyEDA_Cloud:AZ494CMTR-E1 and the footprint Package_DIP:DIP-16_W8.89mm_SMDSocket_LongPads, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the TL494CNG4?
PDIP-16, with 16 pins. Its footprint is drawn on this page.
Where can I order the TL494CNG4?
JLCPCB lists it as part C1530304, with 0 in stock; the sellers' links on this page open their listings.
What can replace the TL494CNG4?
Parts like it in the library: the SG3525AN by STMicroelectronics, the TL494CN by Texas Instruments, the SG3525S by IDCHIP and the SG2525AN by STMicroelectronics. Check their datasheets: a part that fits the footprint may still differ in its ratings.
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8
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