component

PN8370NEC-T1H

Public Made by Adom

by adom

Wuxi Chipown Micro-electronics AC-DC Controllers & Regulators, DIP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

componentpower management icspn8370nec-t1hfactory-2.0.0extractor-text
Overview Files Discover Packages Releases Dependencies Issues Breadcrumbs Pull Requests Activity
main
Download ZIP Propose a change
Generated by kicad-footprint-generator · KiCad file format 20260206
Name Last commit message Last updated
docs Publish 0.1.0 · Ray 15d ago
viewers pn8370nec-t1h: viewers · Ray 15d ago
package.json Publish 0.1.0 · Ray 15d ago
page.json Set visibility: public · Ray 15d ago
pn8370nec-t1h-etched.glb Publish 0.1.0 · Ray 15d ago
pn8370nec-t1h-etched.step pn8370nec-t1h: factory component page (tier=lcsc) · Ray 15d ago
pn8370nec-t1h-hero.glb pn8370nec-t1h: hero GLB from the etched model (keeps the MPN mark) · Ray 15d ago
pn8370nec-t1h-hero.overlay.json Publish 0.1.0 · Ray 15d ago
pn8370nec-t1h.glb Publish 0.1.0 · Ray 15d ago
pn8370nec-t1h.kicad_mod Publish 0.1.0 · Ray 15d ago
pn8370nec-t1h.kicad_sym Publish 0.1.0 · Ray 15d ago
pn8370nec-t1h.lbr Publish 0.1.0 · Ray 15d ago
pn8370nec-t1h.step Publish 0.1.0 · Ray 15d ago
README.md Publish 0.1.0 · Ray 15d ago

PN8370NEC-T1H

Wuxi Chipown Micro-electronics · AC-DC Controllers & Regulators · DIP-8

PN8370NEC-T1H from Wuxi Chipown Micro-electronics, in a DIP-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 VDD power_in Operating supply voltage input pin; VDD range 8 to 30 V, start threshold VDDon 16.5 V typ, UVLO VDDoff 8.5 V typ, abs max -0.3 to 40 V.
2 NC unconnected No connect pin (empty pin).
3 FB input Feedback pin; auxiliary winding voltage is fed back through a resistor divider to regulate the output, with 2.5 V typ CV reference and -0.3 to 5.5 V abs max.
4 CS input Current sense pin; sense resistor sets the CC point and max output power, OCP threshold 500 mV typ, abs max -0.3 to 5.5 V.
5 SW passive Drain of the integrated smart power MOSFET connected to the transformer primary, rated -0.3 to 650 V (pins 5 and 6 are both SW).
6 SW passive Drain of the integrated smart power MOSFET connected to the transformer primary, rated -0.3 to 650 V (pins 5 and 6 are both SW).
7 GND power_in Ground reference pin (pins 7 and 8 are both GND).
8 GND power_in Ground reference pin (pins 7 and 8 are both GND).

Key specifications

Parameter Value
Manufacturer Wuxi Chipown Micro-electronics
Package DIP-8
Category Power Management ICs
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
Power MOSFET breakdown voltage VBVDSS 650 700 V ISW = 250uA 3
Off-state leakage current IOFF 100 uA VSW = 500V 3
On-resistance RDS(on) 2.5 Ω ISW = 1A, TJ = 25℃ 3
Startup voltage VSW_START 30 V VDD=VDDon - 1V 3
VDD operating voltage range VDD 8 30 V 3
VDD startup threshold VDDon 14.5 16.5 18.5 V 3
VDD undervoltage threshold VDDoff 7.5 8.5 9.5 V 3
VDD overvoltage protection VDDovp 30 34 38 V 3
Startup charging current to VDD IDD_CH 0.85 mA VDD=VDDon - 1V, Vsw=100V 3
Operating current switching IDD 0.3 0.5 0.7 mA VDD = VDDon＋1V 3
Fault state current IDD_FAULT 0.5 mA VDD＝15V after fault 3
Overcurrent threshold VTH_OC 485 500 515 mV 3
Max overcurrent threshold VTH_OC_MAX 560 mV 3
No-load feedback reference voltage VREF_CV 2.475 2.5 2.525 V 3
Output OVP threshold VFBOVP 2.85 3 3.15 V 3
Max cable compensation current Icable 22 24 26 uA VFB=0V 3
Output UVP masking time TUVP 20 32 ms 开关频率50kHz 3
Overtemperature protection temperature TSD 135 150 °C 3
VDD pin voltage VDD -0.3 40 V 2
SW pin voltage SW -0.3 650 V 2
FB, CS pin voltage -0.3 5.5 V 2
Junction operating temperature TJ -40 150 °C 2
Storage temperature Tstg -55 150 °C 2
Lead soldering temperature 260 °C 10 s 2
ESD HBM -4 4 kV HBM, ESDA/JEDEC JDS-001-2014 2
Max drain pulse current 3 A 2
Package thermal resistance DIP-8 40 °C/W DIP-8 2
Min CS detection threshold Vcs_min 170 mV 3
Leading edge blanking time TLEB 300 ns 3
Max on time Tonmax 50 us 3
Overcurrent delay time TD_OC 100 ns 3
Output UVP threshold VUVP 1.55 V 3
Min off time Toffmin 5 us 3
Max off time Toffmax 2.2 ms 3
Overtemperature hysteresis THYST 30 °C 3

CAD (KiCad official)

  • Symbol: PN8370NEC-T1H
  • Footprint: Package_DIP:DIP-8_W7.62mm
  • 3D model: DIP-8 (KiCad packages3D, STEP)
  • 3D model files: pn8370nec-t1h-etched.step / pn8370nec-t1h-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); pn8370nec-t1h.step / pn8370nec-t1h.glb are the bare package body.

Provenance

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

  • Datasheet: Wuxi Chipown Micro-electronics datasheet (11 pp, sha256 e779fa65dcfdbbe4, retrieved 2026-10-23, 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), 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