Maxim Integrated DirectDrive® series, MAX9720BEUE Class AB stereo headphone amplifier, 50mW x 2 output into 32Ω load, 1.8V–3.6V supply, 16-TSSOP package, -40°C to 85°C operating temperature.
| Parameter | Value |
|---|---|
| Type | Class AB |
| Series | DirectDrive® |
| Output type | Headphones, 2-Channel (Stereo) |
| Mounting | Surface Mount |
| Supply voltage | 1.8V ~ 3.6V |
| Max output power x channels @ load | 50mW x 2 @ 32Ohm |
| Operating temperature | -40°C ~ 85°C (TA) |
| Package | Bulk |
| Case | 16-TSSOP (0.173\", 4.40mm Width) |
At 50mW x 2 into 32Ω, this part drives typical earbuds and on-ear headphones to comfortable listening levels without an external buffer.
Note the RoHS status: this variant is RoHS non-compliant, so verify your assembly's regulatory requirements before specifying.
No, the MAX9720BEUE is listed as Active in production. No discontinuation notice has been issued.
Yes, the supply voltage range is 1.8V to 3.6V, so a 3.3V rail is within spec.
It is a Class AB amplifier.
It comes in a 16-TSSOP package (4.40mm width).