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LT6656AIS6-3#TRMPBF

Analog Devices · Voltage References · TSOT-23-6L

LT6656AIS6-3#TRMPBF from Analog Devices, in a TSOT-23-6L. 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 Internal function pin that must be tied to ground, connected to device GND on pin 2.
2 GND power_in Device ground reference pin.
3 NC unconnected Not internally connected; may be tied to VIN, VOUT, GND or left floated.
4 VIN power_in Power supply input with a maximum input voltage of 18V, bypassed with a 0.1µF capacitor to ground.
5 NC unconnected Not internally connected; may be tied to VIN, VOUT, GND or left floated.
6 VOUT power_out Voltage reference output; a minimum output capacitor of 1µF is required for stable operation.

Key specifications

Parameter Value
Manufacturer Analog Devices
Package TSOT-23-6L
Category Power Management ICs
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
Output Voltage Error -0.05 0.05 % LT6656AIS6 5
Output Voltage Temperature Coefficient 5 10 ppm/°C LT6656A; over specified temperature range 5
Line Regulation 2 25 ppm/V VIN = (VOUT + 0.5V) to 18V 5
Line Regulation 40 ppm/V VIN = (VOUT + 0.5V) to 18V; over specified temperature range 5
Load Regulation 65 150 ppm/mA IL = 5mA, Sourcing 5
Load Regulation 375 ppm/mA IL = 5mA, Sourcing; over specified temperature range 5
Dropout Voltage 3 10 mV VIN, VOUT, ∆VOUT Error ≤ 0.1%, IL = 0 5
Dropout Voltage 40 mV VIN, VOUT, ∆VOUT Error ≤ 0.1%, IL = 0; over specified temperature range 5
Dropout Voltage 250 370 mV VIN, VOUT, ∆VOUT Error ≤ 0.1%, IL = 5mA, Sourcing 5
Dropout Voltage 500 mV VIN, VOUT, ∆VOUT Error ≤ 0.1%, IL = 5mA, Sourcing; over specified temperature range 5
Supply Current 0.85 1 µA 5
Supply Current 1.5 µA over specified temperature range 5
Output Short Circuit Current 18 mA Short VOUT to GND 5
Output Short Circuit Current 4 mA Short VOUT to VIN 5
Input Reverse Leakage Current 80 µA VIN = -18V, VOUT = GND 5
Reverse Output Current 30 µA VIN = GND, VOUT = 18V 5
Output Voltage Noise 30 ppmP-P 0.1Hz to 10Hz 5
Long Term Drift of Output Voltage 50 ppm/√kHr LT6656S6, LT6656DC 6
Hysteresis 25 ppm LT6656S6, LT6656DC; ∆T = 0°C to 70°C 6
Hysteresis 70 ppm LT6656S6, LT6656DC; ∆T = -40°C to 85°C 6
Input Voltage -20 20 V Input Voltage 2
Output Voltage -0.3 20 V Output Voltage 2
Output Voltage Above Input Voltage 20 V Output Voltage Above Input Voltage 2
Operating Temperature Range -55 125 °C 2
Junction Temperature 150 °C 2
Storage Temperature Range -65 150 °C Note 3 2
Specified Temperature Range -40 85 °C Industrial (LT6656I) 2
Input Supply Voltage VIN 18 V Maximum input voltage 10
Thermal Resistance Junction-to-Ambient θJA 230 °C/W 6-lead TSOT-23 (S6) package 2

Materials and finish

As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).

Part Material Colour / plating Datasheet says Page
housing abs Plastic mold compounds absorb water. With changes in 15

CAD (KiCad official)

  • Symbol: LT6656AIS6-3#TRMPBF
  • Footprint: Package_TO_SOT_SMD:TSOT-23-6
  • 3D model: TSOT-23-6L (KiCad packages3D, STEP)
  • 3D model files: lt6656ais6-3-trmpbf-etched.step / lt6656ais6-3-trmpbf-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lt6656ais6-3-trmpbf.step / lt6656ais6-3-trmpbf.glb are the bare package body.

Provenance

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

  • Datasheet: Analog Devices datasheet (24 pp, sha256 7272edcda69cbbc6, retrieved 2026-10-28, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-5-5 (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