Details

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BUY TLP523 https://www.utsource.net/itm/p/12442817.html

Below is the parameter table and instructions for the TLP523 optocoupler:

TLP523 Parameter Table

Parameter	Symbol	Min	Typ	Max	Unit	Conditions
Forward Voltage (IF = 20 mA)	VF	-	1.2	1.6	V	IF = 20 mA
Reverse Voltage	VR	-	-	5	V
Forward Current (Continuous)	IF	-	-	50	mA
Peak Forward Current	IF(surge)	-	-	100	mA	tp = 1 s
Collector-Emitter Breakdown Voltage	VCEO	-	-	70	V	IC = 5 mA, IF = 0 mA
Collector Current	IC	-	-	15	mA	VCE = 5 V, IF = 20 mA
CTR (Current Transfer Ratio)	CTR	20	400	600	%	IF = 5 mA, IC = 5 mA, VCE = 5 V
Rise Time	tr	-	2	5	渭s	IF = 20 mA, RL = 1 k惟, VCC = 15 V
Fall Time	tf	-	2	5	渭s	IF = 20 mA, RL = 1 k惟, VCC = 15 V
Storage Temperature Range	Tstg	-40	-	110	掳C
Operating Temperature Range	Top	-40	-	105	掳C

Instructions for Using TLP523

1. Power Supply:

   • Ensure that the supply voltage (V_CC) is within the specified range (up to 70 V).
   • The collector-emitter voltage (V_CE) should not exceed 70 V.

2. Forward Current:

   • The forward current (I_F) through the LED should be limited to a maximum of 50 mA.
   • For short durations, a peak forward current (I_F(surge)) of up to 100 mA can be applied, but it should not exceed 1 second.

3. Collector Current:

   • The collector current (I_C) should not exceed 15 mA to avoid damaging the device.

4. Current Transfer Ratio (CTR):

   • The CTR is the ratio of the collector current (I_C) to the forward current (I_F). It ranges from 20% to 600% depending on the operating conditions.
   • Use the CTR to determine the appropriate forward current for a given load current.

5. Timing Parameters:

   • The rise time (t_r) and fall time (t_f) are important for high-speed applications. They are typically between 2 and 5 渭s.

6. Temperature Considerations:

   • The operating temperature range is from -40掳C to 105掳C.
   • The storage temperature range is from -40掳C to 110掳C.

7. Mounting and Handling:

   • Handle the device with care to avoid damage.
   • Follow proper soldering techniques to ensure reliable connections.

8. Testing:

   • Before using the device in a circuit, test it to ensure it meets the specified parameters.
   • Use a multimeter or an oscilloscope to measure the forward voltage, collector-emitter voltage, and timing parameters.

By following these instructions, you can ensure that the TLP523 optocoupler operates reliably and efficiently in your application.

(For reference only)