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CN2626

ShangHai Consonance Elec · Linear Voltage Regulators (LDO) · SOP-8-EP

CN2626 from ShangHai Consonance Elec, 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 ICC passive Sets the constant-current limit through resistor RICC to GND per ICC = 1188V / RICC, and its voltage (1.18V to 1.23V in constant-current mode) monitors output current in normal operation.
2 GND power_in Ground, the negative terminal for the input supply and output voltage.
3 VIN power_in Input supply positive terminal, supplying 2.7V to 6V to the internal circuits, with a filter capacitor required between VIN and GND.
4 VIN power_in Input supply positive terminal, supplying 2.7V to 6V to the internal circuits, with a filter capacitor required between VIN and GND.
5 OUT power_out Regulated output positive terminal delivering up to 1 A, with a low-ESR filter capacitor required between OUT and GND.
6 OUT power_out Regulated output positive terminal delivering up to 1 A, with a low-ESR filter capacitor required between OUT and GND.
7 NC unconnected No connection.
8 CE input Chip enable input: high level (above 2.2V) enables normal operation and low level (below 0.7V) disables the device, and it can be driven by TTL or CMOS levels.
9 EP passive Exposed heatsink pad that must be soldered to a ground copper area on the PCB for maximum thermal performance and output current.

Key specifications

Parameter Value
Manufacturer ShangHai Consonance Elec
Package SOP-8-EP
Category Power Management 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
输入电源电压范围 VIN 2.7 6 V 4
输入电源电流 IVIN IVIN 310 410 510 uA VIN=3.7V, CE高电平 4
输入电源关断电流 ISHDN ISHDN 1 1.7 2.5 uA VIN=3.7V, CE低电平 4
静态稳压输入电流 ISLP ISLP 1 1.7 2.5 uA VIN=3.7V,VIN-VOUT≤-20mV 4
OUT管脚反向电流 IREV 2 uA VOUT=3.3V,VIN-VOUT≤-20mV 4
VIN低电压检测阈值 Vuvlo 2.4 2.55 V VIN电压下降 4
VIN低电压检测阈值回滞 Huvlo 0.12 V 4
软启动时间 tSS 100 160 220 微秒 4
输出电压 3.3V版本 VREG 3.27 3.3 3.33 V 3.3V版本 4
输出电压精度 -1 1 % 4
恒流输出电流 ICC 0.9 1 1.1 A RICC=1.188K, 恒流模式 4
过流保护阈值 ILIM 1.05 1.25 1.45 A 过流保护模式 4
输出短路保护阈值 VSC 0.5 0.75 1 V 输出电压下降 4
输出短路电流 ISC 75 100 125 mA RICC=1.188K, VOUT≤VSC 4
VIN下降检测阈值 (VIN-VOUT) -12 -10 -6 mV VIN下降,VOUT=3.3V 4
VIN上升检测阈值 (VIN-VOUT) 20 33 47 mV VIN上升,VOUT=3.3V 4
电源抑制比 PSRR @10kHz PSRR 53 dB COUT=10uF, Iout=800mA, f=10KHz 4
电源抑制比 PSRR @100kHz PSRR 40 dB COUT=10uF, Iout=800mA, f=100KHz 4
电源抑制比 PSRR @1MHz PSRR 42 dB COUT=10uF, Iout=800mA, f=1MHz 4
输出电流调制特性 0.0036 %/mA 输出电流从1mA到1A, VIN = VOUT + 500mV 4
输入电压调制特性 0.001 %/V VIN从VOUT + 0.5V到6V, IOUT=500mA 4
输入和输出压差 (500mA) Vdrop 0.18 0.2 0.22 V IL=500mA, VOUT=95%ⅹVnom 4
输入和输出压差 (1A) Vdrop 0.28 0.3 0.36 V IL=1A, VOUT=95%ⅹVnom 4
ICC管脚电压 VICC 1.18 1.205 1.23 V 恒流工作模式 4
CE输入低电平 VCEL 0.7 V CE管脚电压下降,芯片关断 4
CE输入高电平 VCEH 2.2 V CE管脚电压上升,芯片正常工作 4
CE输入电流 ICEL ICEL -1 uA CE=GND, VIN=6V 4
CE输入电流 ICEH ICEH 1 uA CE=VIN=6V 4
所有管脚电压 -0.3 6.5 V 3
ICC到GND电压 -0.3 V max VIN+0.3V 3
最大结温 150 ℃ 3
工作温度 -40 85 ℃ 3
存储温度 -65 150 ℃ 3

CAD (KiCad official)

  • Symbol: CN2626
  • Footprint: Package_SO:SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.29x3mm
  • 3D model: SOP-8-EP (KiCad packages3D, STEP)
  • 3D model files: cn2626-etched.step / cn2626-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); cn2626.step / cn2626.glb are the bare package body.

Provenance

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

  • Datasheet: ShangHai Consonance Elec datasheet (8 pp, sha256 0d1a4a6a946073bd, retrieved 2026-11-10, 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-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