1000PCS, 4.8mm, Semi-cylindrical Photodiode PD438C, Photosensor, Photosensitive receiving diode


10 in stock

SKU: 1005003209945571 Category:


  • Type: LED
  • Origin: CN(Origin)
  • Condition: New
  • Model Number: PD438C
  • Package Type: Through Hole
  • Range of Spectral Bandwidth: 400—1100 nm
  • Wavelength of Peak Sensitivity: 940 nm
  • Open-Circuit Voltage: 0.35 V
  • Reverse Light Curren: 95 uA
  • Dark Current: <10 nA
  • Reverse Breakdown Voltage: >30 V
  • Total Capacitance: 25 pF
  • Rise/Fall Time: 50/50 nS

4.8mm(0.189") Semi-cylindrical Silicon PIN PhotodiodePD438C

Range of Spectral Bandwidth: 400—1100nm

Wavelength of Peak Sensitivity: 940 nm

Open-Circuit Voltage: 0.35 V

Reverse Light Current: 95 uA

Dark Current: <10 nA

Reverse Breakdown Voltage: >30 V

Total Capacitance: 25 pF

Rise/Fall Time: 50/50 nS

For detailed product parameters, please check the specifications and download the specifications from the company's website

Factory direct sales, batch purchase customers can contact the seller to arrange production

Difference between SGPD538C3 and PD438C and SGPD436C3

SGPD538C3 :Size 5.0×3.8×6.6mm , Reverse photosensitive current 105 uA

PD438C  :Size 4.8×3.8×6.6mm , Reverse photosensitive current 95 uA

SGPD436C3 :Size 4.6×3.4×6.6mm , Reverse photosensitive current 95 uA

Difference between Photodiode and Phototransistor

A.  Abbreviation:  Photodiode—PD /  Phototransistor—PT

B.  PIN Name: Photodiode—Anode and Cathode  / Phototransistor—Emitter and Collector

C.  Chip Structure: Photodiode—PN  / Phototransistor—NPN(or PNP)

D.  Response speed:Photodiode—fast /Phototransistor—slow

E.  Amplification characteristics: Photodiode—No / Phototransistor—Yes

F.  Output Linearity:   Photodiode—Good / Phototransistor—Bad

G.  Circuit symbol:Photodiode



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