High isolation 3750 VRMS CT MICRO CT354V T1 optocoupler with multiple CTR options and compact design
Key Attributes
Model Number:
CT354(V)(T1)
Product Custom Attributes
Rise Time:
9us
Fall Time:
8us
Output Current:
50mA
Vce Saturation(VCE(sat)):
100mV@20mA,1mA
Operating Temperature:
-55℃~+110℃
Load Voltage:
80V
Reverse Voltage:
-
Current Transfer Ratio:
20%;300%
Forward Current(If):
50mA
Pd - Power Dissipation:
200mW
Number Of Channels:
-
Load Type:
Phototransistor
Input Type:
AC,DC
Isolation Voltage(Vrms):
3.75kV
Mfr. Part #:
CT354(V)(T1)
Package:
SOP-4-2.54mm
Product Description
Product Overview
The CT354 Series is an AC input, 4-pin Mini-Flat DMC-Isolator Phototransistor Optocoupler from CT Micro. Featuring a patented coplanar structure, it offers high isolation of 3750 VRMS and operates across a wide temperature range of -55 C to 110 C. Available with various Current Transfer Ratio (CTR) selections, this optocoupler is designed for applications including switch mode power supplies, computer peripheral interfaces, and microprocessor system interfaces. It is RoHS, REACH, and Halogen Free compliant, with multiple regulatory approvals including UL, VDE, CQC, and IEC62368.
Product Attributes
- Brand: CT Micro
- Product Line: CT354 Series
- Technology: DMC-Isolator
- Certifications: UL (UL1577), VDE (EN60747-5-5), CQC (GB4943.1, GB8898), IEC62368
- Compliance: RoHS, REACH, Halogen Free
- Package Type: 4-Pin Mini-Flat
Technical Specifications
| Symbol | Parameters | Test Conditions | Min | Typ | Max | Units | Notes |
|---|---|---|---|---|---|---|---|
| Absolute Maximum Ratings | |||||||
| VISO | Isolation voltage | 3750 | VRMS | ||||
| TOPR | Operating temperature | -55 | 110 | C | |||
| TSTG | Storage temperature | -55 | 150 | C | |||
| TSOL | Soldering temperature | 260 | C | ||||
| PTOT | Total power dissipation | 200 | mW | ||||
| IF | Forward current | 50 | mA | ||||
| IF(TRANS) | Peak transient current (1s P.W,300pps) | 1 | A | ||||
| PD | Power dissipation (Emitter) | 70 | mW | ||||
| PC | Power dissipation (Detector) | 150 | mW | ||||
| BVCEO | Collector-Emitter Breakdown Voltage | 80 | V | ||||
| BVECO | Emitter-Collector Breakdown Voltage | 7 | V | ||||
| IC | Collector Current | 50 | mA | ||||
| Electrical Characteristics | |||||||
| VF | Forward voltage | IF= 10mA | 1.24 | 1.4 | V | ||
| CIN | Input Capacitance | f= 1kHz | 45 | pF | |||
| BVCEO | Collector-Emitter Breakdown Voltage | IC= 100A | 80 | V | |||
| BVECO | Emitter-Collector Breakdown Voltage | IE= 100A | 7 | V | |||
| ICEO | Collector-Emitter Dark Current | VCE= 20V, IF=0mA | 100 | nA | |||
| CTR | Current Transfer Ratio | IF= 1mA, VCE= 5V | % | CT354: 20-300%, CT354A: 50-150%, CT354B: 100-300% | |||
| CTR Symmetry | CTR Symmetry | IF= 1mA, VCE= 5V | 0.7 | 1.3 | |||
| VCE(SAT) | Collector-Emitter Saturation Voltage | IF= 20mA, IC= 1mA | 0.1 | 0.2 | V | ||
| RIO | Isolation Resistance | VIO= 500VDC | 5x1010 | ||||
| CIO | Isolation Capacitance | f= 1MHz | 0.6 | 1.0 | pF | ||
| Switching Characteristics | |||||||
| tr | Rise Time | IC= 2mA, VCE= 2V, RL= 100 | 6 | 18 | s | ||
| tf | Fall Time | IC= 2mA, VCE= 2V, RL= 100 | 8 | 18 | s | ||
Ordering Information
CT354X (V)(Z)
- CT: CT Micro
- 354: Part Number
- X: CTR Rank Option (Blank, A or B)
- V: VDE Safety Mark Option (Blank or V)
- Z: Tape and Reel Option (T1 or T2)
Tape and Reel Options:
- T1: Surface Mount Lead Forming With Option 1 Taping (3000 Units/Reel)
- T2: Surface Mount Lead Forming With Option 2 Taping (3000 Units/Reel)
2411272243_CT-MICRO-CT354-V-T1_C2940732.pdf
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