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LM217LM

HGSEMI · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOP-8

LM217LM from HGSEMI, in a SOP-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 INPUT power_in Unregulated input voltage pin; recommended input-to-output differential VI-VO is 2.5V to 32V.
2 OUTPUT power_out Regulated output, adjustable 1.2V to 37V, delivering up to 100mA; pins 2, 3, 6 and 7 are all labelled OUTPUT.
3 OUTPUT power_out Regulated output, adjustable 1.2V to 37V, delivering up to 100mA; pins 2, 3, 6 and 7 are all labelled OUTPUT.
4 ADJUSTMENT input Adjust pin with a 1.25V nominal reference to the output, adjust current typically 50uA (max 100uA), set with R1/R2 divider.
5 NC unconnected No internal connection.
6 OUTPUT power_out Regulated output, adjustable 1.2V to 37V, delivering up to 100mA; pins 2, 3, 6 and 7 are all labelled OUTPUT.
7 OUTPUT power_out Regulated output, adjustable 1.2V to 37V, delivering up to 100mA; pins 2, 3, 6 and 7 are all labelled OUTPUT.
8 NC unconnected No internal connection.

Key specifications

Parameter Value
Manufacturer HGSEMI
Package SOP-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
Input-output voltage differential VI - VO 2.5 32 V 2
Output current IO 2.5 100 mA 2
Operating temperature (LM217L) TA -40 85 ℃ LM217L 2
Maximum junction temperature TJ 125 ℃ 2
Lead soldering temperature TL 245 ℃ 10S 2
Line regulation Regline 0.01 0.04 %/V Vi-Vo=3~40V 3
Load regulation (Vo<=5V) Regload 5 25 mV Vo≤5V,Io=10~Imax 3
Load regulation (Vo>=5V) Regload 0.01 0.5 %/Vo Vo≥5V,Io=10~Imax 3
Adjust pin current Iadj 50 100 uA 3
Adjust pin current change ΔIadj 0.2 5 uA Vi-Vo=2.540V,Io=10Imax 3
Reference voltage (Pin3-Pin1) Vref 1.2 1.25 1.3 V Vi-Vo=340V,Io=10Imax 3
Reference voltage line regulation RegLineVrf 0.02 0.07 %/V Vi-Vo=3~40V 3
Reference voltage load regulation (Vo<=5V) RegLoadVref 20 70 mV Vo≤5V,Io=10~Imax 3
Reference voltage load regulation (Vo>=5V) RegLoadVref 0.3 1.5 %/Vo Vo≥5V,Io=10~Imax 3
Minimum load current Io(Min) 3.5 10 mA Vi-Vo=40V 3
Maximum load current Io(Max) 100 200 mA Vi-Vo≤6.25V,Pd<Pmax 3
Maximum load current Io(Max) 20 mA Vi-Vo=40V,Pd<Pmax 3
Temperature stability ΔVo/Vo 0.7 % Tj=MIN~MAX 3
RMS noise, percentage of Vo N 0.003 % Ta=25℃,10Hz<f<10KHz 3
Ripple rejection (Cadj=0) SVR 60 80 dB Ta=25℃,f=120Hz,Cadj=0 3
Ripple rejection (Cadj=10uF) SVR 80 dB Ta=25℃,f=120Hz,Cadj=10uF 3

CAD (KiCad official)

  • Symbol: LM217LM
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOP-8 (KiCad packages3D, STEP)
  • 3D model files: lm217lm-etched.step / lm217lm-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lm217lm.step / lm217lm.glb are the bare package body.

Provenance

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

  • Datasheet: HGSEMI datasheet (14 pp, sha256 8e7f6cf2dd316ecd, retrieved 2026-10-18, tier: lcsc)
  • Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
  • 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