Factory Lead Time
4 Weeks
Mounting Type
Mounting Type refers to the method by which an electronic component is attached to a printed circuit board (PCB) or other surface. Common mounting types include:
* Through-hole: Component leads are inserted into holes in the PCB and soldered on the other side.
* Surface-mount: Component is placed on the surface of the PCB and soldered in place.
* Press-fit: Component is pressed into place on the PCB without soldering.
* Socket: Component is inserted into a socket on the PCB, allowing for easy replacement.
The mounting type is determined by factors such as the component's size, shape, and power requirements.
Surface Mount
Package / Case
Package / Case refers to the physical housing or enclosure that encapsulates an electronic component. It provides protection, facilitates handling, and enables electrical connections. The package type determines the component's size, shape, pin configuration, and mounting options. Common package types include DIP (dual in-line package), SOIC (small outline integrated circuit), and BGA (ball grid array). The package also influences the component's thermal and electrical performance.
16-SOIC (0.154, 3.90mm Width), 14 Leads
Number of Pins
Number of Pins: Indicates the number of electrical connections available on the component. These pins are used to connect the component to other components or circuits on a printed circuit board (PCB). The number of pins determines the functionality and connectivity options of the component. It is important to ensure that the component has the correct number of pins for the intended application.
16
Operating Temperature
Operating Temperature is the range of temperatures at which an electronic component can function properly. It is typically specified in degrees Celsius (°C) and indicates the minimum and maximum temperatures at which the component can operate without experiencing damage or degradation. Operating Temperature is an important parameter to consider when designing electronic circuits, as it ensures that the components will function reliably in the intended operating environment.
-40°C~150°C TJ
Packaging
Tape & Reel (TR)
Series
Series, in the context of electronic components, refers to the arrangement of components in a circuit. When components are connected in series, they form a single path for current to flow through. The total resistance of a series circuit is the sum of the individual resistances of each component. Series connections are often used to control the flow of current in a circuit, as the total resistance can be adjusted by changing the number or type of components in the series.
LYTSwitch™-3
Part Status
Part Status is an electronic component parameter that indicates the availability and production status of a component. It is typically used to inform customers about the availability of a component, whether it is in production, end-of-life, or obsolete. Part Status can also provide information about any restrictions or limitations on the component's use, such as whether it is only available for certain applications or if it has been discontinued.
Active
Moisture Sensitivity Level (MSL)
Moisture Sensitivity Level (MSL) is a measure of the susceptibility of a surface mount electronic component to moisture-induced damage during soldering. It is classified into six levels, from 1 (least sensitive) to 6 (most sensitive). MSL is determined by the materials used in the component's construction, including the solderability of its terminals and the presence of moisture-absorbing materials. Components with higher MSL ratings require more stringent handling and storage conditions to prevent moisture absorption and subsequent damage during soldering.
3 (168 Hours)
Frequency
Frequency, in the context of electronic components, refers to the rate at which an alternating current or voltage changes direction per second. It is measured in Hertz (Hz), which represents one cycle per second. Frequency is a crucial parameter for various electronic components, such as capacitors, inductors, and resonators. It determines the component's ability to store or release energy, filter signals, and resonate at specific frequencies. Understanding the frequency characteristics of electronic components is essential for designing and optimizing electronic circuits.
40kHz~124kHz
Number of Outputs
Number of Outputs refers to the number of independent output signals or channels that an electronic component can provide. It indicates the capability of the component to drive multiple external devices or circuits simultaneously. A higher number of outputs allows for greater flexibility and connectivity in electronic systems.
1
Topology
Flyback, Step-Down (Buck), Step-Up (Boost)
Dimming
Dimming refers to the ability of an electronic component to adjust its light output. It is typically measured in percentage, with 0% representing no light output and 100% representing full light output. Dimming is often used to create different lighting effects or to adjust the brightness of a light source to suit different needs.
Triac
Switching Frequency
Switching Frequency is the rate at which an electronic component, such as a transistor or MOSFET, switches between its on and off states. It is measured in Hertz (Hz) and represents the number of times per second that the component can change its state. A higher switching frequency allows for faster operation of electronic circuits and can improve efficiency. However, it can also increase power consumption and electromagnetic interference (EMI).
124kHz
Voltage - Supply (Max)
132VAC
Voltage - Supply (Min)
85VAC
Min Input Voltage (AC)
185V
Max Input Voltage (AC)
265V
RoHS Status
RoHS Compliant
Description
The LYTSwitch-3 family is a single-stage power factor corrected constant current LED driver IC designed for use in isolated and non-isolated topologies. It combines a high-voltage power MOSFET with a discontinuous mode, variable frequency variable on-time controller. The controller also provides cycle-by-cycle current limit, output OVP, line overvoltage, comprehensive protection features, and advanced thermal management circuitry.
Features
Combined single-stage PFC accurate CC output
Power factor >0.9
Advanced integrated TRIAC dimmer detection
Selectable dimming profile increases design flexibility
Fast turn-on (<500 ms)
Low pop-on and dead-travel
Active bleeder drive for widest dimmer compatibility
Design flexibility
Highest reliability
No electrolytic bulk capacitors or optoisolators for increased lifetime
Comprehensive protection features
Advanced thermal control
Applications
Single-stage power factor corrected constant current LED bulbs and downlighters
Buck, buck-boost, tapped buck-boost, boost, isolated and non-isolated flyback topologies
Up to 20 W output
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Image
Part Number
Manufacturer
Factory Lead Time
Mount
Mounting Type
Package / Case
Number of Pins
Operating Temperature
Packaging
Published
Series
Pbfree Code
Part Status
Moisture Sensitivity Level (MSL)
ECCN Code
Applications
Frequency
Number of Outputs
Topology
Internal Switch(s)
Dimming
Switching Frequency
Voltage - Supply (Max)
Voltage - Supply (Min)
Min Input Voltage (AC)
Max Input Voltage (AC)
REACH SVHC
RoHS Status
Max Power Dissipation
Frequency - Switching
Output Current per Channel
Interface IC Type
Duty Cycle
Output Isolation
Voltage - Breakdown
Height
Length
Width
Power (Watts)
Operating Supply Voltage
Radiation Hardening
View Compare
-
LYT3328D-TL
4 Weeks
Surface Mount
Surface Mount
16-SOIC (0.154, 3.90mm Width), 14 Leads
16
-40°C~150°C TJ
Tape & Reel (TR)
2016
LYTSwitch™-3
yes
Active
3 (168 Hours)
EAR99
Lighting
40kHz~124kHz
1
Flyback, Step-Down (Buck), Step-Up (Boost)
Yes
Triac
124kHz
132VAC
85VAC
185V
265V
No SVHC
RoHS Compliant
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
4 Weeks
Through Hole
Through Hole
7-SSIP, 6 Leads, Exposed Pad, Formed Leads
6
-40°C~150°C TJ
Tube
2013
LYTSwitch™-4
-
Obsolete
1 (Unlimited)
EAR99
-
132kHz
1
Flyback, Step-Down (Buck), Step-Up (Boost)
Yes
-
-
-
-
160V
300V
No SVHC
RoHS Compliant
12W
140kHz
1.37A
LED DISPLAY DRIVER
99.9%
Isolated
725V
8.25mm
10.24mm
2.06mm
-
-
-
-
-
Through Hole
Through Hole
7-SSIP, 6 Leads, Exposed Pad, Formed Leads
-
-40°C~150°C TJ
Tube
2013
LYTSwitch™-4
-
Obsolete
1 (Unlimited)
EAR99
-
140kHz
1
Flyback, Step-Down (Buck), Step-Up (Boost)
Yes
-
-
-
-
-
-
-
RoHS Compliant
50W
-
-
LED DISPLAY DRIVER
99.9%
Isolated
725V
2.06mm
10.24mm
8.25mm
50W
132V
No