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Contents

README

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TPA2016D2RTJR

Texas Instruments · Audio Amplifiers · QFN-20-EP(4x4)

TPA2016D2RTJR from Texas Instruments, in a QFN-20-EP(4x4). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 INL+ input Left channel positive audio input; input voltage range -0.3 V to VDD+0.3 V.
2 INL- input Left channel negative audio input; input voltage range -0.3 V to VDD+0.3 V.
3 AGND power_in Analog ground; all GND pins must be connected.
4 PVDDL power_in Left channel power supply; supply voltage range 2.5 V to 5.5 V (must equal AVDD and PVDDR).
5 PVDDL power_in Left channel power supply; supply voltage range 2.5 V to 5.5 V (must equal AVDD and PVDDR).
6 OUTL+ output Left channel positive differential output.
7 OUTL- output Left channel negative differential output.
8 PGND power_in Power ground; all GND pins must be connected.
9 OUTR- output Right channel negative differential output.
10 OUTR+ output Right channel positive differential output.
11 PVDDR power_in Right channel power supply; supply voltage range 2.5 V to 5.5 V (must equal AVDD and PVDDL).
12 PVDDR power_in Right channel power supply; supply voltage range 2.5 V to 5.5 V (must equal AVDD and PVDDL).
13 AVDD power_in Analog supply; supply voltage range 2.5 V to 5.5 V (must equal PVDDR and PVDDL).
14 INR- input Right channel negative audio input; input voltage range -0.3 V to VDD+0.3 V.
15 INR+ input Right channel positive audio input; input voltage range -0.3 V to VDD+0.3 V.
16 NC unconnected Not connected.
17 SCL input I²C clock interface; input voltage range -0.3 V to 6 V with VIH ≥ 1.3 V and VIL ≤ 0.6 V.
18 SDZ input Shutdown terminal (active low); input voltage range -0.3 V to VDD+0.3 V with VIH ≥ 1.3 V and VIL ≤ 0.6 V.
19 SDA bidirectional I²C data interface; input/output voltage range -0.3 V to 6 V with VIH ≥ 1.3 V and VIL ≤ 0.6 V.
20 NC unconnected Not connected.
21 EP passive Exposed pad (from the footprint; not named in the datasheet pin table).

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package QFN-20-EP(4x4)
Category Amplifiers/Comparators
Pins 21

CAD (KiCad official)

  • Symbol: TPA2016D2RTJR
  • Footprint: Package_DFN_QFN:QFN-20-1EP_4x4mm_P0.5mm_EP2.5x2.5mm
  • 3D model: QFN-20-EP(4x4) (KiCad packages3D, STEP)
  • 3D model files: tpa2016d2rtjr-etched.step / tpa2016d2rtjr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tpa2016d2rtjr.step / tpa2016d2rtjr.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Texas Instruments datasheet (45 pp, sha256 2f82e352f14660e6, retrieved 2026-09-24, tier: lcsc)
  • Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
  • Extractor: parts-factory 2.0.0 / extract_pins 0.2, primary claude-haiku-4-5-20251001 (text), consensus claude-sonnet-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF