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AP4320AK6TR-G1

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Diodes Incorporated Current Sense Amplifiers, SOT-26. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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docs ap4320ak6tr-g1: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
viewers ap4320ak6tr-g1: viewers · Ray
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ap4320ak6tr-g1-etched.glb ap4320ak6tr-g1: one-pass backfill (re-etched, hero rebuilt in-pass (inputs changed)) · Ray
ap4320ak6tr-g1-etched.step ap4320ak6tr-g1: one-pass backfill (re-etched) · Ray
ap4320ak6tr-g1-hero.glb ap4320ak6tr-g1: hero from the plain model · Ray
ap4320ak6tr-g1-hero.overlay.json ap4320ak6tr-g1: hero from the plain model · Ray
ap4320ak6tr-g1.glb Publish 0.1.0 · Ray
ap4320ak6tr-g1.kicad_mod Publish 0.1.0 · Ray
ap4320ak6tr-g1.kicad_sym Publish 0.1.0 · Ray
ap4320ak6tr-g1.lbr Publish 0.1.0 · Ray
ap4320ak6tr-g1.step Publish 0.1.0 · Ray
package.json Publish 0.1.2 · Ray
page.json Publish 0.1.2 · Ray
README.md ap4320ak6tr-g1: specified limits as data (metadata.characteristics, 21 rows from the datasheet) · Ray

AP4320AK6TR-G1

Diodes Incorporated · Current Sense Amplifiers · SOT-26

AP4320AK6TR-G1 from Diodes Incorporated, in a SOT-26. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 VSENSE input Input pin of the current control loop, accepts -0.3 to 18V with 30mV reference threshold.
2 GND power_in Ground return path.
3 VCTRL input Input pin of the voltage control loop, accepts -0.3 to 18V with internal 2.5V precision reference.
4 ICTRL input Input pin of the current control loop, accepts -0.3 to 18V.
5 VOUT output Current-sinking output pin, accepts -0.3V to VCC, maximum 100mV at 2mA sinking current.
6 VCC power_in Power supply input, operating range 3.5V to 36V.

Key specifications

Parameter Value
Manufacturer Diodes Incorporated
Package SOT-26
Category Amplifiers/Comparators
Pins 6

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Power Supply Voltage (recommended) VCC 3.5 36 V 4
Power Supply Voltage (absolute maximum) VCC -0.3 38 V 4
Input Voltage (VOUT pin) VOUT -0.3 V 4
Input Voltage (ICTRL pin) VICTRL -0.3 18 V 4
Input Voltage (VSENSE pin) VSENSE -0.3 18 V 4
Input Voltage (VCTRL pin) VVCTRL -0.3 18 V 4
Junction Temperature TJ 150 °C 4
Storage Temperature TSTG -55 150 °C 4
Lead Temperature (Soldering) TLEAD 260 °C Soldering, 5sec 4
Voltage Control Loop Reference VREF 2.488 2.5 2.512 V TA=+25°C 5
Voltage Control Loop Reference VREF 2.48 2.52 V 5
Current Control Loop Reference (AP4320A) VSENSE 29 30 31 mV TA = +25°C 5
Current Control Loop Reference (AP4320A) VSENSE 28 30 32 mV 5
Transconduction Gain (VCTRL), sink current only Gmv 1 3.5 mA/mV Sink current only 5
Transconduction Gain (ICTRL), sink current only Gmi 1.5 7 mA/mV Sink current only 5
Low Output Voltage VOL 30 100 mV at 2mA sinking current 5
Total Supply Current ICC 190 μA VICTRL=VSENSE=0V, VOUT=Open 5
Input Bias Current (VCTRL) IIBV 25 nA 5
Current Out of Pin ICTRL at VSENSE (AP4320A) IIBI 16 μA VICTRL=-30mV 5
Output Short Circuit Current (sink current only) IOS 30 mA VOUT=4V 5
Thermal Resistance (Junction to Ambient) θJA 250 °C/W Junction to ambient 4

CAD (KiCad official)

  • Symbol: AP4320AK6TR-G1
  • Footprint: Package_TO_SOT_SMD:SOT-23-6
  • 3D model: SOT-26 (KiCad packages3D, STEP)
  • 3D model files: ap4320ak6tr-g1-etched.step / ap4320ak6tr-g1-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ap4320ak6tr-g1.step / ap4320ak6tr-g1.glb are the bare package body.

Provenance

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

  • Datasheet: Diodes Incorporated datasheet (11 pp, sha256 0f2b7db624a2ad44, retrieved 2026-09-22, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.2, primary claude-haiku-4-5-20251001 (text), consensus claude-sonnet-4-6 (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