Texas Instruments LM3478MMX/S5000472 DC DC Switching Controllers
PROTOTYPE
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LM3478MMX/S5000472
Detailed Description
PROTOTYPE
Package
8-TSSOP, 8-MSOP (0.118, 3.00mm Width)
Key Features
Package / Case: 8-TSSOP, 8-MSOP (0.118, 3.00mm Width)
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
LM3478MMX/S5000472 Datasheet
Quick Jump:
Technical Specifications
Texas Instruments LM3478MMX/S5000472 DC DC Switching Controllers technical specifications.
General
Package / Case
8-TSSOP
Operating Temperature
-40°C ~ 125°C (TJ)
Supply Voltage
2.97V ~ 40V
Functions
Step-Up, Step-Up/Step-Down
Topology
Boost, Flyback, SEPIC
Output Type
Transistor Driver
Numberof Outputs
1
Control Features
Frequency Control
Switching Frequency
100kHz ~ 1MHz
Clock Sync
No
Alternate Parts Comparison (LM3478MMX/S5000472 vs LM3485Q1MM/NOPB vs LM3489QMMX/S7002106 vs LM3485MMX/S7001693)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 8-TSSOP | 8-TSSOP | 8-TSSOP | 8-TSSOP |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TJ) |
| Supply Voltage | 2.97V ~ 40V | 4.5V ~ 35V | 4.5V ~ 35V | 4.5V ~ 35V |
| Clock Sync | No | No | No | No |
| Duty Cycle Max | 100% | 100% | 100% | 100% |
| Functions | Step-Up, Step-Up/Step-Down | Step-Down | Step-Down | Step-Down |
| Numberof Outputs | 1 | 1 | 1 | 1 |
| Output Configuration | Positive | Positive | Positive | Positive |
| Output Phases | 1 | 1 | 1 | 1 |
| Output Type | Transistor Driver | Transistor Driver | Transistor Driver | Transistor Driver |
| Synchronous Rectifier | No | No | No | No |
| Topology | Boost, Flyback, SEPIC | Buck | Buck | Buck |
| Action |
More Parts in DC DC Switching Controllers
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
UCC28C54DGKRTexas InstrumentsIndustrial, 30-V, low-power current-mode PWM controller, 14.5-V/9-V UVLO, 50% duty cycle
UCC38C41DGKTexas InstrumentsCommercial, 20-V, low-power current-mode PWM controller, 7-V/6.6-V UVLO, 50% duty cycle
LM3485Q1MM/NOPBTexas InstrumentsAutomotive Grade 4.5-35V, Hysteretic Non-Synchronous PFET Buck Controller
UCC28C52DGKRTexas InstrumentsIndustrial, 30-V, low-power current-mode PWM controller, 14.5-V/9-V UVLO, 100% duty cycle