| Lifecycle Status | PRODUCTION (Last Updated: 1 week ago) |
| Factory Lead Time | 8 Weeks |
| Mounting Type | Surface Mount |
| Package / Case | 20-TSSOP (0.173, 4.40mm Width) Exposed Pad |
| Surface Mount | YES |
| Number of Pins | 20 |
| Operating Temperature | -40°C~125°C TJ |
| Packaging | Tube |
| Published | 2011 |
| JESD-609 Code | e3 |
| Part Status | Active |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Number of Terminations | 20 |
| ECCN Code | EAR99 |
| Terminal Finish | Matte Tin (Sn) |
| Additional Feature | ALSO OPERATES IN ADJUSTABLE MODE FROM 0.80V TO 24V |
| Terminal Position | DUAL |
| Terminal Form | GULL WING |
| Peak Reflow Temperature (Cel) | 225 |
| Terminal Pitch | 0.65mm |
| Base Part Number | LTC3891 |
| Function | Step-Down |
| Number of Outputs | 1 |
| Output Voltage | 24V |
| Output Type | Transistor Driver |
| Input Voltage-Nom | 12V |
| Analog IC - Other Type | SWITCHING CONTROLLER |
| Output Configuration | Positive |
| Output Current | 5A |
| Voltage - Supply (Vcc/Vdd) | 4V~60V |
| Control Features | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking |
| Input Voltage (Min) | 4V |
| Topology | Buck |
| Control Mode | CURRENT-MODE |
| Frequency - Switching | 105kHz~835kHz 350kHz~535kHz |
| Input Voltage (Max) | 60V |
| Control Technique | PULSE WIDTH MODULATION |
| Synchronous Rectifier | Yes |
| Switcher Configuration | PUSH-PULL |
| Max Frequency | 835kHz |
| Duty Cycle (Max) | 99% |
| Clock Sync | No |
| Length | 6.5mm |
| Width | 4.5mm |
| RoHS Status | ROHS3 Compliant |
LTC3891IFE#PBF Datasheet
+8613715157867