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LT1004IPWR-1-2

Public Made by Adom

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Texas Instruments Voltage Reference, TSSOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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LT1004IPWR-1-2

Texas Instruments · Voltage Reference · TSSOP-8

LT1004IPWR-1-2 from Texas Instruments, in a TSSOP-8. 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 NC unconnected No internal connection.
2 NC unconnected No internal connection.
3 NC unconnected No internal connection.
4 ANODE power_in Anode of the two-terminal band-gap reference diode, the ground/low-side terminal.
5 NC unconnected No internal connection.
6 CATHODE passive Cathode of the reference diode, internally connected to terminal 8; reference voltage 1.235 V typ at IZ = 100 µA.
7 NC unconnected No internal connection.
8 CATHODE passive Cathode of the reference diode, internally connected to terminal 6; operates up to 20 mA.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package TSSOP-8
Category Power Management (PMIC)
Pins 8

Electrical characteristics

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

Parameter Symbol Min Typ Max Unit Conditions Page
Reference voltage VZ 1.231 1.235 1.239 V IZ = 100 µA, TA = 25°C 4
Reference voltage (full range, LT1004I) VZ 1.225 1.245 V IZ = 100 µA, full range (−40°C to 85°C for LT1004I) 4
Change in reference voltage with current (full range) ΔVZ 1.5 mV IZ = IZ(min) to 1 mA, full range 4
Change in reference voltage with current (full range) ΔVZ 20 mV IZ = 1 mA to 20 mA, full range 4
Reference impedance zz 0.2 0.6 Ω IZ = 100 µA, TA = 25°C 4
Reference impedance (full range) zz 1.5 Ω IZ = 100 µA, full range 4
Minimum reference current (full range) IZ(min) 8 12 µA Full range 4
Broadband noise voltage Vn 60 120 µV IZ = 100 µA, f = 10 Hz to 10 kHz, TA = 25°C 4
Operating free-air temperature (LT1004I) TA -40 85 °C LT1004I 2
Reverse current IR 30 mA Absolute maximum rating 4
Forward current IF 10 mA Absolute maximum rating 4
Operating virtual junction temperature TJ 150 °C Absolute maximum rating 4
Storage temperature range Tstg -65 150 °C Absolute maximum rating 4
Lead temperature 260 °C 1,6 mm (1/16 inch) from case for 10 seconds 4
Package thermal impedance, PW package θJA 149 °C/W PW package, see Notes 1 and 2 (JESD 51-7) 4
Average temperature coefficient of reference voltage 20 ppm/°C IZ = 10 µA, TA = 25°C 4
Change in reference voltage with current (25°C) ΔVZ 1 mV IZ = IZ(min) to 1 mA, TA = 25°C 4
Change in reference voltage with current (25°C) ΔVZ 10 mV IZ = 1 mA to 20 mA, TA = 25°C 4
Long-term change in reference voltage ΔVZ/Δt 20 ppm/khr IZ = 100 µA, TA = 25°C 4

CAD (KiCad official)

  • Symbol: LT1004IPWR-1-2
  • Footprint: Package_SO:TSSOP-8_3x3mm_P0.65mm
  • 3D model: TSSOP-8 (KiCad packages3D, STEP)
  • 3D model files: lt1004ipwr-1-2-etched.step / lt1004ipwr-1-2-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lt1004ipwr-1-2.step / lt1004ipwr-1-2.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (25 pp, sha256 f1e1f2915363f355, retrieved 2026-10-20, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-opus-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