component
GR1937EJG
Public Made by Adomby adom
Grenergy AC-DC Controllers & Regulators, DIP-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownGR1937EJG
Grenergy · AC-DC Controllers & Regulators · DIP-8
GR1937EJG from Grenergy, in a DIP-8. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.
Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | VCC-G | power_in | Power supply input for internal gate driver, absolute maximum 30V. |
| 2 | VCC | power_in | Power supply input for IC with UVLO thresholds at 11.3V (on) and 6.8V (off), OVP at 28V, absolute maximum 30V. |
| 3 | COMP | input | Voltage feedback input for controlling duty cycle via photo-coupler, absolute maximum 7V. |
| 4 | SENSE | input | Current sense input with 500ns leading-edge blanking time, 1MΩ input impedance, and 0.85V current-limit threshold, absolute maximum 7V. |
| 5 | DRAIN | output | Drain of internal 650V power MOSFET with maximum on-resistance of 1.3Ω. |
| 6 | DRAIN | output | Drain of internal 650V power MOSFET with maximum on-resistance of 1.3Ω. |
| 7 | GND | power_in | Ground reference. |
| 8 | GND | power_in | Ground reference. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Grenergy |
| Package | DIP-8 |
| Category | Power Supply Chip |
| Pins | 8 |
CAD (KiCad official)
- Symbol:
GR1937EJG - Footprint:
Package_DIP:DIP-8_W7.62mm - 3D model: DIP-8 (KiCad packages3D, STEP)
- 3D model files:
gr1937ejg-etched.step/gr1937ejg-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);gr1937ejg.step/gr1937ejg.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Grenergy datasheet (7 pp, sha256
c8a1b6e9fdc31861, retrieved 2026-09-21, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.2, primaryclaude-haiku-4-5-20251001(text), consensusclaude-sonnet-4-6(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).