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LM2936MMX-3.3

Texas Instruments · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · VSSOP-8-0.65mm

LM2936MMX-3.3 from Texas Instruments, in a VSSOP-8-0.65mm. 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 OUT power_out Regulated output voltage that requires a minimum output capacitance with specific ESR on this pin to maintain stability.
2 NC unconnected No internal connection; connect to GND or leave open.
3 NC unconnected No internal connection; connect to GND or leave open.
4 NC unconnected No internal connection; connect to GND or leave open.
5 NC unconnected No internal connection; connect to GND or leave open.
6 NC unconnected No internal connection; connect to GND or leave open.
7 GND power_in Ground.
8 IN power_in Unregulated input voltage, with a recommended operating range of 5.5 V to 40 V for the LM2936.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package VSSOP-8-0.65mm
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
Output voltage VOUT 3.201 3.3 3.399 V 4 V ≤ VIN ≤ 26 V, 100 µA ≤ IOUT ≤ 50 mA, -40°C ≤ TJ ≤ 125°C 6
Output voltage VOUT 3.234 3.3 3.366 V 6
Line regulation 5 10 mV 9 V ≤ VIN ≤ 16 V 6
Line regulation 10 30 mV 6 V ≤ VIN ≤ 40 V, IOUT = 1 mA 6
Load regulation 10 30 mV 100 μA ≤ IOUT ≤ 5 mA 6
Quiescent current IQ 15 20 μA IOUT = 100 μA, 8 V ≤ VIN ≤ 24 V 6
Quiescent current IQ 0.2 0.5 mA IOUT = 10 mA, 8 V ≤ VIN ≤ 24 V 6
Quiescent current IQ 1.5 2.5 mA IOUT = 50 mA, 8 V ≤ VIN ≤ 24 V 6
Dropout voltage VDO 0.05 0.1 V IOUT = 100 μA 6
Dropout voltage VDO 0.2 0.4 V IOUT = 50 mA 6
Short-circuit current ISC 65 120 250 mA VOUT = 0 V 6
Ripple rejection -60 -40 dB Vripple = 1 Vrms, ƒripple = 120 Hz 6
Reverse polarity transient input voltage -50 -80 V RL = 500 Ω, T = 1 ms 6
Output voltage with reverse polarity input VOUT -0.3 0 V VIN = −15 V, RL = 500 Ω 6
Maximum line transient 60 V RL = 500 Ω, VOUT ≤ 3.63 V, T = 40 ms 6
Output bypass capacitance ESR ESR 0.3 8 Ω COUT = 22 µF, 0.1 mA ≤ IOUT ≤ 50 mA 6
Input voltage (survival) VIN -50 60 V 4
Junction temperature (TJMAX) TJ 150 °C 4
Storage temperature Tstg -65 150 °C 4
Temperature TJ -40 125 °C 4
Input voltage, VIN, LM2936 VIN 5.5 40 V 4
Junction-to-ambient thermal resistance RθJA 173.4 °C/W VSSOP (DGK) package 4
Junction-to-case (top) thermal resistance RθJC(top) 65.9 °C/W VSSOP (DGK) package 4
Junction-to-board thermal resistance RθJB 94.9 °C/W VSSOP (DGK) package 4
Junction-to-top characterization parameter ψJT 9.6 °C/W VSSOP (DGK) package 4
Junction-to-board characterization parameter ψJB 93.3 °C/W VSSOP (DGK) package 4

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
contacts copper is practical to the package. The ground connections for CIN and COUT should be back to the LM2936 ground pin using as wide, and as short, of a copper trace as is practical. 16

CAD (KiCad official)

  • Symbol: LM2936MMX-3.3
  • Footprint: Package_SO:VSSOP-8_2.3x2mm_P0.5mm
  • 3D model: VSSOP-8-0.65mm (KiCad packages3D, STEP)
  • 3D model files: lm2936mmx-3-3-etched.step / lm2936mmx-3-3-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lm2936mmx-3-3.step / lm2936mmx-3-3.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (44 pp, sha256 0d9321b79ab1b9e7, retrieved 2026-11-05, 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