| Type | DC DC Regulator |
| Topology | Step-Up (Boost) |
| Internal Switch(s) | Yes |
| Number of Outputs | 4 |
| Voltage - Supply (Min) | 2.5V |
| Voltage - Supply (Max) | 5.5V |
| Voltage - Output | 40V |
| Current - Output / Channel | 30mA, 750mA, 1.5A |
| Frequency | 500kHz, 4MHz |
| Dimming | PWM |
| Applications | Backlight |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 20-WFBGA, DSBGA |
| Supplier Device Package | 20-DSBGA (2.04x1.78) |
| Packaging | Reel |
| Standard Pack Qty | 250 |
| Alternate Packaging | LM3639AYFQR |
| Suggested Replacement | LM3639AYFQR |
| Category | LED Lighting Driver ICs |
| RoHS | RoHS Compliant |
| Lifecycle | |
| Lead Time | 84 Days (from factory) |
| Country / Standard | Code |
|---|---|
| CNHTS | 8542319000 |
| CAHTS | 8542390000 |
| USHTS | 8542390090 |
| JPHTS | 854239099 |
| TARIC | 8542399000 |
| MXHTS | 8542399901 |
| ECCN | EAR99 |
LM3639AYFQT is a led lighting driver ics manufactured by Texas Instruments. Key specifications include a type of DC DC Regulator, a topology of Step-Up (Boost), a internal switch of Yes, a number of outputs of 4, a voltage, supply of 2.5V and a voltage, supply of 5.5V. This part has a typical lead time of 84 Days from factory. Order LM3639AYFQT from Simplytronix for authenticated stock and same-day order processing.