LT828 LETEX | Alldatasheet

Document overview

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  • PDF pages: 3

Technical content

Features

  • Low driver power requirements (TTL/CMOS Compatible)
  • No moving parts
  • High reliability
  • Arc-Free with no snubbing circuits
  • 3750/5000Vrms Input/Output isolation

Applications

  • Telecommunications (PC, Electronic notepad)
  • Measuring and Testing equipment
  • Industrial control
  • Security equipments
  • High speed inspection machine Outline Dimensions Unit : mm inch Tolerance: 0.2 .007 1 2 6 5 R823 LT828 LETEX 1 2 6 5 PCB LAYOUT (TOP VIEW) 1. LED Anode 2. LED Cathode 4. Drain (MOS FET) 5. Source (MOS FET) 6. Drain (MOS FET) 5.08

LT828 Rev.B Letex Technology Corp. Photo DMOS-FET Relay Specifications Part Name: LT828 (Load voltage:40V / Load current: AC:4.5A) Absolute Maximum Ratings (Ambient Temperature: 25 Item Symbol Value Units Note Input Continuous LED Current I F 50 mA Peak LED Current I FP 1000 mA f=100Hz, duty=1% LED Reverse V oltage V R 5 V Input Power Dissipation P In 75 mW Output Load V oltage V L 40 V(AC peak or DC) Load Current I L

4.5 A A AC

5.0 A B DC

7.0 A C DC

Peak Load Current I Peak 9.5 A 300 μs(1 pulse) Output Power Dissipation Pout 500 mW Total Power Dissipation P T 550 mW I/O Breakdown V oltage V I/O 3750 Vrms RH=60%, 1min I/O Breakdown V oltage(Suffix-V) V I/O 5000 Vrms RH=60%, 1min Operating Temperature T opr -40 to +85 ℃ Storage Temperature T stg -40 to +100 ℃ Pin Soldering Temperature T sol 260 ℃ 10 sec max. Electrical Specifications (Ambient Temperature: 25 Item Symbol MIN. TYP. MAX. Units Conditions Input LED Forward V oltage V F 1.3 1.5 V I F=10mA Operation LED Current IFon 1.0 3.0 mA Recovery LED Current IFoff 0.35 0.8 mA Recovery LED V oltage V Foff 0.7 V Output On-Resistance R on 0.033 0.05 Ω IF=10mA,I L=Rating, Time to flow is within 1 sec. Off-State Leakage Current ILeak 1.0 uA V L=Rating Output Capacitance C out 690 pF V L=0, f=1MHz Transmis sion Turn-On Time T on 1.5 5 ms IF=10mA, IL= Rating Turn-Off Time T off 0.05 2 ms Coupled I/O Isolation Resistance R I/O 10 Ω DC500V I/O Capacitance C I/O 1.0 1.5 pF f=1MHz

LT828 Rev.B Letex Technology Corp. Reference Data LED foward current Vs. turn off time characteristics Voltage Vs. currennt characteristics of output at MOS portion 0.2 Turn on time (ms) 0.4 0.6 0.8 LED forward current (mA) 20 30 40 50 0.02 0 10 Turn off time (ms) 0.04 0.06 0.08 LED forward current (mA) 20 30 40 50 LED foward current Vs. turn on time characteristics 50mA 30mA 20mA 10mA 5mA 1.0 1.2 -40 -20 Ambient temperature ( ℃) 40 0 20 60 85 LED forward voltage Vs. Ambient temperature LED forward voltage (V) 1.0 1.1 1.2 1.3 1.5 1.4 0.10 0.12 100 -10 -5 -4 Current, A -3 -2 Voltage, V 2 3 4 5 Out capacitance (pF) 600 50 60 0 10 200 400 Applied voltage (V) 30 20 40 Applied voltage Vs. output capacitance characteristics 800 10 -12 Load voltage ( V) 24 16 32 Off state leakage current (A) 10 -9 10 -6 10 -3 -40 -20 Turn off time (ms) 0.02 0.04 0.06 Ambient temperature ( ℃) 40 0 20 60 85 0.08 -40 -20 Turn off time Vs. Ambient temperature Ambient temperature ( ℃) 40 0 20 60 80 LED operate current (mA) 100 -40 -20 Ambient temperature ( ℃) 40 0 20 60 85 LED operate current Vs. Ambient temperature 100 -40 -20 Ambient temperature ( ℃) 40 0 20 60 85 Load current Vs. Ambient temperature Load current (A) 1.0 2.0 3.0 4.0 5.0 6.0 On resistance Vs. Ambient temperature On resistabce ( Ω) 100 100 LED turn off time (mA) 100 -40 -20 0.2 0.4 0.6 Ambient temperature ( ℃) 20 0 40 60 85 LED turn off current Vs. Ambient temperature 0.8 1.0 100 -40 -20 Ambient temperature ( ℃) 20 0 40 60 80 Turn on time Vs. Ambient temperature Turn on time (ms) 2.0 1.0 3.0 4.0 5.0 6.0 0.05 0.10 0.15 0.20 Off state leakage current Vs. Load voltage characteristics 4.5 0.1 0.25 7.0