Details

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BUY P721F https://www.utsource.net/itm/p/12607602.html

Parameter	Description	Value
Part Number	Component Identifier	P721F
Type	Type of Component	Photodiode
Material	Semiconductor Material	Silicon
Spectral Range	Wavelength Range of Sensitivity	400 nm to 1100 nm
Peak Sensitivity	Wavelength of Maximum Sensitivity	850 nm
Reverse Voltage	Maximum Reverse Voltage	30 V
Dark Current	Current at 0 lux and 25掳C	1 nA (max)
Sensitivity	Responsivity at 850 nm	0.5 A/W
Rise Time	Time to Reach 90% of Final Output	1 渭s
Fall Time	Time to Fall to 10% of Initial Output	1 渭s
Operating Temperature	Temperature Range for Operation	-40掳C to 85掳C
Storage Temperature	Temperature Range for Storage	-65掳C to 150掳C
Package	Enclosure Type	TO-46
Pin Configuration	Pin Assignment	Anode: Pin 1, Cathode: Pin 2

Instructions for Use:

1. Mounting:

   • Ensure the photodiode is mounted on a suitable heat sink if high reverse voltages or currents are expected.
   • Follow standard soldering practices to avoid thermal shock.

2. Biasing:

   • Apply a reverse bias voltage up to the maximum specified value (30 V).
   • For optimal performance, use a bias voltage that balances sensitivity and dark current.

3. Light Sensing:

   • Position the photodiode such that the active area is exposed to the light source.
   • Use appropriate filters or lenses to focus the desired wavelength range onto the photodiode.

4. Signal Processing:

   • Connect the photodiode to a transimpedance amplifier to convert the photocurrent into a usable voltage signal.
   • Ensure the amplifier has a high input impedance to minimize loading effects.

5. Temperature Considerations:

   • Monitor the temperature of the photodiode during operation to ensure it remains within the operating temperature range.
   • If operating in extreme temperatures, consider using temperature compensation techniques.

6. Storage:

   • Store the photodiode in a dry, cool place away from direct sunlight.
   • Handle with care to avoid physical damage.

7. Testing:

   • Before integrating the photodiode into a circuit, test its performance using a known light source and measurement equipment.
   • Verify the dark current and sensitivity to ensure the component meets specifications.

(For reference only)