SSM4321ACBZ-R7
IC AMP CLSS D MONO 3.77W 16WLCSP

Linear Amplifiers Audio
16-UFBGA, WLCSP
Active
$1.81 / unit (market reference)
MOQ: 166 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Rochester Electronics, LLC |
| Model | SSM4321ACBZ-R7 |
| Package / Case | 16-UFBGA, WLCSP |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Voltage - Supply | 2.5V ~ 5.5V |
| Supplier Device Package | 16-WLCSP (1.74x1.74) |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
SSM4321ACBZ-R7 by Rochester Electronics, LLC is a 2-channel general-purpose operational amplifier, found in sensor signal conditioning, active filters, voltage followers, comparator circuits, and audio preamplifiers across virtually every electronics segment. The 16-UFBGA, WLCSP package with surface mount mounting is suitable for automated assembly. Operating temperature range is -40°C ~ 85°C (TA). Pin-compatible alternatives include ST and TI variants — domestic drop-ins from 3PEAK and SGMICRO offer competitive pricing.
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All Technical Specifications
| Type | Class D |
| Features | Depop, Short-Circuit and Thermal Protection, Shutdown |
| Output Type | 1-Channel (Mono) |
| Voltage - Supply | 2.5V ~ 5.5V |
| Max Output Power x Channels @ Load | 3.77W x 1 @ 3Ohm |
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