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LP3984-15B5F

LOWPOWER · Linear Voltage Regulators (LDO) · SOT-23-5

LP3984-15B5F from LOWPOWER, in a SOT-23-5. 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 VIN power_in Power input voltage, with the datasheet's recommended supply range of 2.5V to 5.5V; the input capacitor must sit no more than 0.5 inch from this pin.
2 GND power_in Ground reference pin; the datasheet gives no further electrical limit for this pin.
3 EN input Active-high chip enable: the LDO turns on when EN is above 1.4V and shuts down when EN falls below 0.4V, with EN input voltage rated 0V to VIN+0.3V.
4 NC unconnected No connection, as stated in the datasheet pin description.
5 VOUT power_out Regulated output rated for 300mA output loading current; use a ceramic output capacitor of at least 1µF with ESR above 25mΩ, placed no more than 0.5 inch from this pin.

Key specifications

Parameter Value
Manufacturer LOWPOWER
Package SOT-23-5
Category Power Management ICs
Pins 5

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 Accuracy ΔVOUT -2 2 % IOUT=1mA 4
Quiescent Current IQ 50 130 μA VEN≥1.2V, IOUT=0mA 4
Supply Input Voltage (recommended operating) 2.5 5.5 V 3
EN Input Voltage (recommended operating) 0 V max printed as VIN+0.3V 3
Operation Junction Temperature Range -40 125 ℃ 3
Operation Ambient Temperature Range -40 85 ℃ 3
Supply Input Voltage (absolute maximum) 6.5 V 3
Other Pin Voltage (absolute maximum) -0.3 V max printed as VIN+0.3V 3
Power Dissipation SOT23-5 PD 500 mW TA = 25℃ 3
Maximum Junction Temperature 150 ℃ 3
Storage Temperature Range -65 150 ℃ 3
Maximum Soldering Temperature 260 ℃ at leads, 10 sec 3
ESD HBM 2 kV Human Body Model 3
ESD MM 200 V Machine Model 3
Thermal Resistance Junction-to-Ambient (SOT23-5) θJA 195 ℃/W SOT23-5 3
Thermal Resistance Junction-to-Case (SOT23-5) θJC 60 ℃/W SOT23-5 3

CAD (KiCad official)

  • Symbol: LP3984-15B5F
  • Footprint: Package_TO_SOT_SMD:SOT-23-5
  • 3D model: SOT-23-5 (KiCad packages3D, STEP)
  • 3D model files: lp3984-15b5f-etched.step / lp3984-15b5f-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lp3984-15b5f.step / lp3984-15b5f.glb are the bare package body.

Provenance

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

  • Datasheet: LOWPOWER datasheet (6 pp, sha256 a1514bb510946b2a, retrieved 2026-11-05, tier: lcsc)
  • 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