STMicroelectronics PM6644 DC DC Switching Regulators
IC REG BCK ADJ/3.47V 350MA 10DFN
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
PM6644
Detailed Description
IC REG BCK ADJ/3.47V 350MA 10DFN
Package
10-VFDFN Exposed Pad
Key Features
Package / Case: 10-VFDFN Exposed Pad; Mounting Type: Surface Mount
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
PM6644 Datasheet
Quick Jump:
Technical Specifications
STMicroelectronics PM6644 DC DC Switching Regulators technical specifications.
General
Package / Case
10-VFDFN Exposed Pad
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C (TJ)
Output Type
Adjustable (Fixed)
Max Input Voltage
25V
Output Current
350mA
Switching Frequency
200kHz ~ 600kHz
Number of Outputs
1
Topology
Buck
Output Configuration
Positive
Alternate Parts Comparison (PM6644 vs PM6600TR vs PM6644TR vs PM8903ATR)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 10-VFDFN Exposed Pad | 24-VFQFN Exposed Pad | 10-VFDFN Exposed Pad | 16-VFQFN Exposed Pad |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 85°C (TA) | -40°C ~ 125°C (TJ) | -25°C ~ 125°C (TJ) |
| Number of Outputs | 1 | 6 | 1 | 1 |
| Output Voltage | 0.9V (3.47V) | 36V | 0.9V (3.47V) | 0.6V |
| Topology | Buck | Step-Up (Boost) | Buck | Buck |
| Switching Frequency | 200kHz ~ 600kHz | -- | 200kHz ~ 600kHz | 1.1MHz |
| Function | Step-Down | -- | Step-Down | Step-Down |
| Max Input Voltage | 25V | -- | 25V | 6V |
| Min Input Voltage | 4.5V | -- | 4.5V | 2.8V |
| Output Configuration | Positive | -- | Positive | Positive |
| Output Current | 350mA | -- | 350mA | 3A |
| Action |
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