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PT5126-HS-TP

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PTC Princeton Tech Brushed DC Motor Drivers, SOP-8-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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PT5126-HS-TP

PTC Princeton Tech · Brushed DC Motor Drivers · SOP-8-EP

PT5126-HS-TP from PTC Princeton Tech, in a SOP-8-EP. 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 AGND power_in Logic ground.
2 VCC power_in Power supply for logic circuit, 2.7V to 5.5V recommended (absolute max 6V).
3 VM power_in Power supply for the driver, 2.0V to 24V recommended (absolute max 26V).
4 OUTA output H-Bridge output terminal A of the driver, max DC output current 2.8A.
5 OUTB output H-Bridge output terminal B of the driver, max DC output current 2.8A.
6 INA input Control input, logic high min 0.7xVCC and low max 0.3xVCC, PWM up to 200kHz.
7 INB input Control input, logic high min 0.7xVCC and low max 0.3xVCC, PWM up to 200kHz.
8 EN input Logic enable input with 300kΩ pull-up to VCC; EN low turns outputs off.
9 PGND power_in Power MOS ground on the exposed thermal pad, to be connected to GND (pad has 4 thermal vias).

Key specifications

Parameter Value
Manufacturer PTC Princeton Tech
Package SOP-8-EP
Category Motor Driver ICs
Pins 9

Electrical characteristics

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

Parameter Symbol Min Typ Max Unit Conditions Page
Supply voltage VCC -0.5 6 V - 7
Control input voltage -0.5 6 V - 7
Supply voltage VM -0.5 26 V - 7
H-Bridge output current DC Iload_dc_MD 2.8 A - 7
H-Bridge output current AC Iload_peak_MD 5 A Terminal OUTA,OUTB pulse width =<200ms, Duty 1% (Note 1) 7
Continuous power dissipation Pd 1083 mW Ta=85℃ (Note 2) 7
Operation temperature Ta -40 85 ℃ - 7
Junction temperature Tj 150 ℃ - 7
Storage temperature Tstg -40 150 ℃ - 7
Minimum ESD rating (HBM) Vesd 2000 V HBM 7
Minimum ESD rating (MM) Vesd 200 V MM 7
Supply voltage VCC 2.7 3.3 5.5 V - 7
Control input voltage 1.62 V - 7
Supply voltage VM 2 24 V - 7
Logic input frequency Fin 0 200 KHz - 7
Logic input duty for frequency=200KHz Duty 6 94 % Ta=25℃, VCC=3.3V, VM=12V, Rload=50Ω 7
VCC UVLO threshold VCDET_LV 1.9 2.13 2.5 V 8
VM standby current 1 IVM_NOPOW 0.005 0.05 μA VCC=L 8
VM standby current 2 IVM_STBY 0.005 0.05 μA EN=L 8
VCC work current IVCC_WORK 110 300 μA EN=H, INA=INB=L 8
VCC off current IVCC_OFF 11 30 μA EN=L 8
Operation circuit current IVCC_PWM 0.38 0.8 mA INA=200KHz, INB=H 8
Output on resistance 1 (HSD or LSD) RON1 0.23 0.27 Ω VCC=3.3V, IOUT=100mA, Ta=25℃ 8
Output on resistance 2 (HSD or LSD) RON2 0.245 0.29 Ω VCC=3.3V, IOUT=1.0A, Ta=25℃ (Tj=65℃) 8
Output on resistance 3 (HSD or LSD) RON3 0.295 0.35 Ω VCC=3.3V, IOUT=1.0A, Ta=85℃ (Tj=125℃) 8
Diode forward voltage VF_MD 0.7 1.2 V IF=100mA 8
H level input voltage (INA, INB, EN) VIH 0.7 xVCC 8
L level input voltage (INA, INB, EN) VIL 0.3 xVCC 8
H level input current (INA, INB) IIH1 1 μA EN=H or L 8
L level input current (INA, INB) IIL1 1 μA EN=H or L 8
H level input current (EN) IIH1 1 μA 8
L level input current (EN) IIL1 11 30 μA 8
Turn on time 1 TfONH 0.42 1 μs VCC=3.3V, VM=7.4V, IOUT=500mA, Output state: ForwardReverse, Refer to Fig.1 8
Turn off time 1 TfOFFH 0.11 0.5 μs 8
Output rise time 1 Tfr 0.09 1 μs 8
Output fall time 1 Tff 0.04 0.5 μs 8
Turn on time 2 TrONH 0.38 1 μs VCC=3.3V, VM=7.4V, IOUT=500mA, Output state: ReverseForward, Refer to Fig.1 8
Turn off time 2 TrOFFH 0.11 0.5 μs 8
Output rise time 2 Trr 0.09 1 μs 8
Output fall time 2 Trf 0.04 0.5 μs 8
Thermal shut down temperature TDET 175 ℃ 8
Thermal shut down hysteresis TDETHYS 30 ℃ 8
Junction-to-ambient thermal resistance (4-layer glass epoxy board) Rj 39 ℃/W 4-layer glass epoxy board; EP pin connected to GND with 4 thermal VIA holes 7

CAD (KiCad official)

  • Symbol: PT5126-HS-TP
  • Footprint: Package_SO:SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.29x3mm
  • 3D model: SOP-8-EP (KiCad packages3D, STEP)
  • 3D model files: pt5126-hs-tp-etched.step / pt5126-hs-tp-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); pt5126-hs-tp.step / pt5126-hs-tp.glb are the bare package body.

Provenance

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

  • Datasheet: PTC Princeton Tech datasheet (11 pp, sha256 e60dcf7560dae47e, retrieved 2026-10-17, 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