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AZ1117H-3.3TRE1

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Diodes Incorporated Linear Voltage Regulators (LDO), SOT-223. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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AZ1117H-3.3TRE1

Diodes Incorporated · Linear Voltage Regulators (LDO) · SOT-223

AZ1117H-3.3TRE1 from Diodes Incorporated, in a SOT-223. 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 GND power_in Ground connection providing return path for input and output currents.
2 VOUT output Fixed regulated output voltage of 3.3V capable of sourcing up to 1A output current with dropout voltage of 1.15V at 1A.
3 VIN power_in Input supply voltage from 4.75V to 10V typical operating range required for regulation to 3.3V output.

Key specifications

Parameter Value
Manufacturer Diodes Incorporated
Package SOT-223
Category Power Management ICs
Pins 3

Electrical characteristics

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

Parameter Symbol Min Typ Max Unit Conditions Page
Output Voltage (IOUT=10mA, VIN=5.0V) VOUT 3.267 3.3 3.333 V IOUT = 10mA, VIN = 5.0V 11
Output Voltage (10mA to 1A, 4.75V to 10V) VOUT 3.235 3.3 3.365 V 10mA ≤ IOUT ≤ 1A, 4.75V ≤ VIN ≤ 10V 11
Line Regulation ∆VOUT 1 6 mV IOUT=10mA, 1.5V ≤ VIN-VOUT ≤ 10V 11
Load Regulation ∆VOUT 1 10 mV VIN-VOUT = 2V, 10mA ≤ IOUT ≤ 1A 11
Dropout Voltage VDROP 1 1.1 V ∆VOUT = 1%, IOUT = 0.1A 11
Dropout Voltage VDROP 1.08 1.18 V ∆VOUT = 1%, IOUT = 0.5A 11
Dropout Voltage VDROP 1.15 1.25 V ∆VOUT = 1%, IOUT = 1.0A 11
Current Limit ILIMIT 1.25 1.35 A VIN-VOUT = 2V 11
Quiescent Current IQ 5 10 mA VIN = VOUT + 1.25V 11
Ripple Rejection PSRR 60 75 dB f = 120Hz, COUT = 22µF Tantalum, VIN-VOUT = 3V, IOUT = 1A 11
Input Voltage (absolute maximum) VIN 20 V Absolute Maximum Ratings 4
Operating Junction Temperature (absolute maximum) TJ 150 ºC Absolute Maximum Ratings 4
Storage Temperature TS -65 150 ºC Absolute Maximum Ratings 4
Lead Temperature (Soldering, 10sec) TLEAD 260 ºC Soldering, 10sec 4
ESD (Human Body Model) ESD 2000 V Human Body Model 4
ESD (Machine Model) ESD 250 V Machine Model 4
Input Voltage (recommended operating) VIN 15 V Recommended Operating Conditions 4
Operating Junction Temperature Range (recommended) TJ -40 125 ºC Recommended Operating Conditions 4
Thermal Resistance Junction-to-Ambient, SOT223 (no heatsink) θJA 120 oC/W SOT223, no heatsink, Note 4 4
Thermal Resistance Junction-to-Case, SOT223 θJC 25 ºC/W SOT223 11

CAD (KiCad official)

  • Symbol: AZ1117H-3.3TRE1
  • Footprint: Package_TO_SOT_SMD:SOT-223-3_TabPin2
  • 3D model: SOT-223 (KiCad packages3D, STEP)
  • 3D model files: az1117h-3-3tre1-etched.step / az1117h-3-3tre1-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); az1117h-3-3tre1.step / az1117h-3-3tre1.glb are the bare package body.

Provenance

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

  • Datasheet: Diodes Incorporated datasheet (32 pp, sha256 a54ad8d300c88315, retrieved 2026-10-27, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.2, primary claude-haiku-4-5-20251001 (text), consensus off (skipped (clean text read)), 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