IC BUCK CONTROLLER 8-VSSOP
Texas Instruments

Bypass caps, pull-ups, strapping resistors, custom silkscreen & more
Design a Custom BoardPWM buck converter controller IC in 8-pin VSSOP surface-mount package. Operates at up to 8V input with integrated gate drive and current-sense circuitry for efficient step-down DC-DC conversion. Suitable for low-power applications requiring compact form factor and minimal external components.
The 0.65mm pitch and tiny 3×3mm form factor make hand soldering challenging and impractical for breadboard prototyping. A breakout board converts this compact SMD package into a standard header layout, enabling reliable connections and rapid iteration without specialized soldering equipment or rework risk.
ELECTRICAL CHARACTERISTICS
| Manufacturer | Texas Instruments |
| Part Number | LM3485MMX/NOPB |
| Package | MSOP-8 |
| Pin Count | 8 |
| Number of Outputs | 1 |
| Output Configuration | Positive |
| Output Type | Transistor Driver |
| Topology | Buck |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 35V |
BILL OF MATERIALS
PCB SPECIFICATIONS
< 0.9" (straddles breadboard)
2.54mm standard
Lead-free, reflow assembled
FR4, lead-free HASL