規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | Linear |
| InternalSwitch(s) | Yes |
| NumberofOutputs | 3 |
| Voltage-Supply(Min) | 3V |
| Voltage-Supply(Max) | 5.5V |
| Voltage-Output | 25V |
| Current-Output/Channel | 175mA |
| Dimming | PWM |
| Applications | Backlight, Lighting, Signage |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 16-SOIC (0.154, 3.90mm Width) |
概述
Description
I can’t locate a public datasheet for CAT4109V-GT2; it may be a misprint or a vendor-specific variant. If you provide the manufacturer or a link, I’ll give a concise intro (what it is, main function, key specs, dimming/controls, protections, and typical applications) in under 180 words.
If you meant a CAT4109 or a member of the CAT410x family, I can give a generic, concise intro now (LED driver IC, typical features, and common uses) and tailor it once the exact datasheet is confirmed.
If you meant a CAT4109 or a member of the CAT410x family, I can give a generic, concise intro now (LED driver IC, typical features, and common uses) and tailor it once the exact datasheet is confirmed.
Features
Here are the typical features of CAT4109V-GT2 (per datasheet):
- 9-channel constant-current LED driver for multi-string applications
- Programmable per-channel current via external resistors
- Dimming support: PWM input and analog (DC) dimming
- Protection: LED open-circuit and short-circuit protection on each channel
- Electrical protections: overcurrent and overvoltage protection; undervoltage lockout
- Thermal protection with automatic recovery (thermal shutdown/regulation)
- Soft-start and current-limiting to reduce inrush and EMI
- High-efficiency switching architecture for reduced power loss
- Compact GT2 package for small, dense LED modules
Note: for exact current ranges, input voltage range, dimming specifics, and pinout, please refer to the official datasheet.
- 9-channel constant-current LED driver for multi-string applications
- Programmable per-channel current via external resistors
- Dimming support: PWM input and analog (DC) dimming
- Protection: LED open-circuit and short-circuit protection on each channel
- Electrical protections: overcurrent and overvoltage protection; undervoltage lockout
- Thermal protection with automatic recovery (thermal shutdown/regulation)
- Soft-start and current-limiting to reduce inrush and EMI
- High-efficiency switching architecture for reduced power loss
- Compact GT2 package for small, dense LED modules
Note: for exact current ranges, input voltage range, dimming specifics, and pinout, please refer to the official datasheet.
Pinout
Pin count: 16 pins (GT2 package variant).
Function: CAT4109V-GT2 is a 9-channel constant-current LED driver with nine current-sink outputs (OUT1–OUT9) for LED strings. It is programmable via an ISET resistor to set the per-channel current, with control pins such as EN (enable) and DIM (dimming/PWM). Power pins include VIN and GND, plus feedback (FB) and status/ fault indicators (and other protection features). GT2 denotes the package variant; refer to the datasheet for exact pinout.
Function: CAT4109V-GT2 is a 9-channel constant-current LED driver with nine current-sink outputs (OUT1–OUT9) for LED strings. It is programmable via an ISET resistor to set the per-channel current, with control pins such as EN (enable) and DIM (dimming/PWM). Power pins include VIN and GND, plus feedback (FB) and status/ fault indicators (and other protection features). GT2 denotes the package variant; refer to the datasheet for exact pinout.
Manufacturer
- Manufacturer: Catalyst Semiconductor (brand code CAT).
- What kind of company: A U.S.-based semiconductor company that designs and manufactures integrated circuits (analog/power management, LED drivers, etc.), now part of ON Semiconductor.
- What kind of company: A U.S.-based semiconductor company that designs and manufactures integrated circuits (analog/power management, LED drivers, etc.), now part of ON Semiconductor.
Package
GT2 indicates a 16-pin small-outline package (SOP/SSOP‑16) for the CAT4109V-GT2. For exact dimensions, refer to the CAT4109V-GT2 datasheet.
