component
CD5032ITS
Public Made by Adomby adom
Shenzhen CYT Semicon Tech DC-DC Converters, TSSOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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"package": "TSSOP-16",
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"category": "Power Management",
"subcategory": "DC-DC Converters",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/2cdce6c2968f2fb42f67f8de8d78018f.pdf",
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{
"number": "1",
"name": "VIN",
"type": "power_in",
"description": "Power input pin with an input range of +13V to +100V and 105V transient voltage withstand capability."
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{
"number": "2",
"name": "COMP1",
"type": "input",
"description": "Channel 1 voltage feedback pin, attenuated by an internal 1/3 divider before the PWM comparator inverting input, with an internal 5kΩ pull-up to 5V that biases the optocoupler transistor."
},
{
"number": "3",
"name": "CS1",
"type": "input",
"description": "Channel 1 current sense and cycle-by-cycle limit pin; the OUT1 pulse terminates immediately when CS1 exceeds 0.5V, and the pin voltage must not exceed 1.25V."
},
{
"number": "4",
"name": "SS1",
"type": "input",
"description": "Channel 1 soft-start pin with an internal 50μA current source charging the external capacitor; forcing SS1 below 0.5V shuts down the channel 1 controller."
},
{
"number": "5",
"name": "UVLO",
"type": "input",
"description": "Input undervoltage lockout pin with a 1.25V comparator reference and a switchable 20μA current source for hysteresis; its voltage also affects the maximum duty cycle."
},
{
"number": "6",
"name": "VCC",
"type": "power_out",
"description": "High-voltage start regulator output at 7.7V with a minimum 19mA current limit."
},
{
"number": "7",
"name": "OUT1",
"type": "output",
"description": "Channel 1 gate driver output for the primary-side switch, swinging between VCC and GND1 at half the oscillator frequency."
},
{
"number": "8",
"name": "GND1",
"type": "power_in",
"description": "Channel 1 ground, including the switch driver, PWM controller, soft-start and maintain functions."
},
{
"number": "9",
"name": "GND2",
"type": "power_in",
"description": "Channel 2 ground, including the switch driver, PWM controller, soft-start and maintain functions."
},
{
"number": "10",
"name": "OUT2",
"type": "output",
"description": "Channel 2 gate driver output for the primary-side switch, swinging between VCC and GND2 at half the oscillator frequency."
},
{
"number": "11",
"name": "RES",
"type": "input",
"description": "Hiccup mode restart adjustment pin; an external capacitor sets the duration of cycle-by-cycle current limiting before forced restart, with a comparator threshold of 2.55V."
},
{
"number": "12",
"name": "SS2",
"type": "input",
"description": "Channel 2 soft-start pin with an internal 50μA current source charging the external capacitor; forcing SS2 below 0.5V shuts down the channel 2 controller."
},
{
"number": "13",
"name": "CS2",
"type": "input",
"description": "Channel 2 current sense and cycle-by-cycle limit pin; the OUT2 pulse terminates immediately when CS2 exceeds 0.5V, and the pin voltage must not exceed 1.25V."
},
{
"number": "14",
"name": "COMP2",
"type": "input",
"description": "Channel 2 voltage feedback pin, attenuated by an internal 1/3 divider before the PWM comparator inverting input, with an internal 5kΩ pull-up to 5V that biases the optocoupler transistor."
},
{
"number": "15",
"name": "DCL",
"type": "input",
"description": "Duty cycle limit pin; an external resistor sets the maximum allowed duty cycle for OUT1 and OUT2."
},
{
"number": "16",
"name": "RT/SYNC",
"type": "input",
"description": "Oscillator setting and synchronization input; an external resistor sets the oscillation frequency and the pin also accepts an AC-coupled external sync pulse."
}
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"cost_usd": 0.001,
"at": "2026-10-27T00:28:07"
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"pages": 12,
"sha256": "290a7b2065eeec82",
"source_tier": "lcsc"
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"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 16,
"described": 16,
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"metadata": {
"specs": {
"Manufacturer": "Shenzhen CYT Semicon Tech",
"Package": "TSSOP-16",
"Category": "Power Management",
"Pins": "16"
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"discovery_pitch": "CD5032ITS (Shenzhen CYT Semicon Tech) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
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