Overview
The MP7742DF-LF-P is an audio Amplifier made by Monolithic Power Systems in a TSSOP-20-EP package with 21 pins. TSSOP-20-EP Audio Amplifiers ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:MP7742DF-LF-P, from EasyEDA) and its footprint (EasyEDA_Cloud:TSSOP-20_L6.5-W4.4-P0.65-LS6.4-BL-EP-3, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C20099588).
Symbol
Footprint
Parameters
10- Class
- Class D
- Efficiency
- 90%
- Features
- Automatic mute/no-noise switch, Enable/shutdown function
- Operating Temperature
- -40℃~+85℃
- Output Power
- 15Wx2@4Ω
- Power Supply Rejection Ratio (PSRR)
- -58dB, -55dB
- Quiescent Current
- 3mA
- Speaker Channels
- 2-Channel
- Total Harmonic Distortion + Noise (THD+N)
- 0.03%
- Voltage - Supply
- 9.5V~28V
Order codes
1- MP7742DF-LF-PLCSC C20099588
Pinout
21| Pin | Name | Type |
|---|---|---|
| 1 | NC | Unspecified |
| 2 | REF1 | Unspecified |
| 3 | IN1 | Unspecified |
| 4 | AGND1 | Unspecified |
| 5 | AGND1 | Unspecified |
| 6 | EN1 | Unspecified |
| 7 | IN2 | Unspecified |
| 8 | REF2 | Unspecified |
| 9 | AGND2 | Unspecified |
| 10 | EN2 | Unspecified |
| 11 | NC | Unspecified |
| 12 | BS2 | Unspecified |
| 13 | VDD2 | Unspecified |
| 14 | SW2 | Unspecified |
| 15 | PGND2 | Unspecified |
| 16 | NC | Unspecified |
| 17 | BS1 | Unspecified |
| 18 | VDD1 | Unspecified |
| 19 | SW1 | Unspecified |
| 20 | PGND1 | Unspecified |
| 21 | EP | Unspecified |
Show this part on your page
<iframe src="https://pcbkit.io/embed/parts/mps/MP7742DF-LF-P" title="MP7742DF-LF-P in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/mps/MP7742DF-LF-P.jpg" alt="MP7742DF-LF-P" width="1200" height="900">[](https://pcbkit.io/parts/mps/MP7742DF-LF-P)Questions
Is there a KiCad symbol and footprint for the MP7742DF-LF-P?
Yes. The symbol is EasyEDA_Cloud:MP7742DF-LF-P and the footprint EasyEDA_Cloud:TSSOP-20_L6.5-W4.4-P0.65-LS6.4-BL-EP-3, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the MP7742DF-LF-P?
TSSOP-20-EP, with 21 pins. Its footprint is drawn on this page.
Where is the MP7742DF-LF-P datasheet?
Monolithic Power Systems publishes it: the Datasheet link on this page opens it.
Where can I order the MP7742DF-LF-P?
JLCPCB lists it as part C20099588, with 0 in stock; the sellers' links on this page open their listings.
What can replace the MP7742DF-LF-P?
Parts like it in the library: the MP7731DF-LF-Z by Monolithic Power Systems, the MPQ7731DF-LF by Monolithic Power Systems, the MP7705DF-LF-P by Monolithic Power Systems and the MP7705DF-LF-Z by Monolithic Power Systems. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Parts like it
8
MP7731DF-LF-Z
TSSOPF-20-EPAudio AmplifiersMonolithic Power SystemsMPQ7731DF-LF
TSSOP-20-175milAudio AmplifiersMonolithic Power SystemsMP7705DF-LF-P
TSSOPF-20-EPTSSOPF-20-EP Audio Amplifiers ROHSMonolithic Power SystemsAudio AmplifiersMP7705DF-LF-Z
TSSOPF-20-EP-40℃~+85℃ 0.06% 2 Single-Ended Inputs 2-Channel 3mA 5Wx2@4Ω、2.5Wx2@8Ω 60dB 87%、95% 9.5V~12V Automatic mute/no-noise switch、Enable/shutdown function Class D TSSOPF-20-EP Audio Amplifiers ROHSMonolithic Power SystemsAudio AmplifiersMP7731DF-LF-P
TSSOPF-20-EPTSSOPF-20-EP Audio Amplifiers ROHSMonolithic Power SystemsAudio AmplifiersMP7742DF-LF-Z
TSSOPF-20-EP-40℃~+85℃ -58dB 0.04% 15Wx2@4Ω 2 Pairs Differential Inputs 2-Channel 9.5V~28V 90% Automatic mute/no-noise switch Class D TSSOPF-20-EP Audio Amplifiers ROHSMonolithic Power SystemsAudio AmplifiersMP7745DF-LF-P
TSSOPF-20-EP-40℃~+85℃ -59dB 0.05% 2-Channel 20Wx2@4Ω 3mA 9.5V~26V 93% Automatic mute/no-noise switch Class D TSSOPF-20-EP Audio Amplifiers ROHSMonolithic Power SystemsAudio AmplifiersMP7745DF-LF-Z
TSSOPF-20-EP-40℃~+85℃ -56dB 0.05% 2-Channel 20Wx2@4Ω 3mA 9.5V~26V 93%、96% Automatic mute/no-noise switch、Enable/shutdown function Class D TSSOPF-20-EP Audio Amplifiers ROHSMonolithic Power SystemsAudio Amplifiers