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CJ78L08C-TAB-ABG

Changjing · Linear Voltage Regulators (LDO) · TO-92

CJ78L08C-TAB-ABG from Changjing, in a TO-92. 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 OUT power_out Output of the regulator, fixed at 8.0V nominal for CJ78L08C with output current up to 100mA.
2 GND power_in Regulator ground pin, the common reference for input and output.
3 IN power_in Input to the device, with a maximum input voltage of 30V for CJ78L08C and an absolute maximum of 36V.

Key specifications

Parameter Value
Manufacturer Changjing
Package TO-92
Category Power Management
Pins 3

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 voltage VIN 30 V CJ78L08C input voltage range 6
Input voltage VIN 30 V 10
Output voltage VOUT 7.76 8 8.24 V TJ = 25°C, ±3% grade 10
Output voltage VOUT 7.6 8 8.4 V VIN = 10.5 to 23V, IOUT = 1 to 100mA, TJ = -40 to 125°C, PD ≤ 0.75W 10
Output current IOUT 100 mA TJ = 25°C 10
Quiescent current IQ 3 5.5 mA IOUT = 0mA 10
Quiescent current change ΔIQ 1.5 mA VIN = 11 to 23V, TJ = -40 to 125°C 10
Quiescent current change ΔIQ 0.1 mA IOUT = 1 to 40mA, TJ = -40 to 125°C 10
Dropout voltage VDO 1.7 2 V IOUT = 40mA 10
Dropout voltage VDO 1.8 2.3 V IOUT = 100mA 10
Line regulation ΔVLINE 8 150 mV VIN = 10.5 to 23V 10
Load regulation ΔVLOAD 10 70 mV IOUT = 1 to 100mA 10
Ripple rejection RR 44 53 dB VIN = 13 to 23V, f = 120Hz 10
Output voltage temperature coefficient ΔVOUT/ΔT 0.62 mV/°C IOUT = 5mA 10
Output voltage temperature coefficient ΔVOUT/(VOUT×ΔT) 84 ppm/°C 10
Output noise voltage VN 60 µV f = 10 to 100k Hz 10
Absolute maximum input voltage VIN MAX 36 V 6
Maximum junction temperature TJ Max 150 °C 6
Storage temperature Tstg -65 150 °C 6
Soldering temperature Tsolder 260 °C 10s 6
Operating junction temperature TJ -40 125 °C 6
Junction-to-ambient thermal resistance RΘJA 167.2 °C/W TO-92, still air, TA = 25°C, 1 in2 FR-4 board 7
Junction-to-case thermal resistance RΘJC 40.3 °C/W TO-92 7
Reference maximum power dissipation for continuous operation PD Ref 0.6 W TO-92 7

CAD (KiCad official)

  • Symbol: CJ78L08C-TAB-ABG
  • Footprint: Package_TO_SOT_THT:TO-92_Inline
  • 3D model: TO-92 (KiCad packages3D, STEP)
  • 3D model files: cj78l08c-tab-abg-etched.step / cj78l08c-tab-abg-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); cj78l08c-tab-abg.step / cj78l08c-tab-abg.glb are the bare package body.

Provenance

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

  • Datasheet: Changjing datasheet (30 pp, sha256 ccb056fb5d1abe3f, retrieved 2026-10-27, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus off (skipped (clean text read)), 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