Datasheet Linear Technology LT8645SIV#PBF
| Manufacturer | Linear Technology |
| Series | LT8645S |
| Part Number | LT8645SIV#PBF |
65V, 8A Synchronous Step-Down Silent Switcher 2 with 2.5µA Quiescent Current
Datasheets
Datasheet LT8645S, LT8646S
PDF, 457 Kb, Language: en, File uploaded: Mar 27, 2018, Pages: 30
65V, 8A Synchronous Step-Down Silent Switcher 2 with 2.5μA Quiescent Current
65V, 8A Synchronous Step-Down Silent Switcher 2 with 2.5μA Quiescent Current
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Packaging
| Package | 6mm × 4mm × 0.94mm LQFN |
| Package Code | LQFN |
| Package Index | 05-08-1512 |
Parametrics
| Architecture | Constant Frequency Current Mode |
| Demo Boards | DC2468A |
| Design Tools | LTspice Model |
| Export Control | no |
| Features | Low EMI, Silent Switcher 2 Architecture, Internal Bypass Caps, Resistor Set Frequency, External Synchronization, Burst Mode, Tracking, Power Good |
| Frequency | 2200 kHz |
| Frequency Adjust Range | 200kHz to 2.2MHz |
| Frequency Sync Range | 200kHz to 2.2MHz |
| Integrated Inductor | no |
| Ishutdown | 0.75 µA |
| Isupply | 0.0017 mA |
| Max Phases | 1 |
| Monolithic | yes |
| Number of Outputs | 1 |
| Operating Temperature Range | -40 to 85 °C |
| Output Current | 8 A |
| Polyphase | no |
| Switch Current | 14 A |
| Synchronous | yes |
| Topology | Buck |
| Topology 1 | Buck |
| Vin Max | 65 V |
| Vin Min | 3.4 V |
| Vin Min Startup | 3.4 V |
| Vout Max | 64.35 V |
| Vout Maximum | 0.99Vin |
| Vout Min | 0.97 V |
| Vref Accuracy Over Temp | 0.6 % |
Eco Plan
| RoHS | Compliant |
Other Options
Model Line
Series: LT8645S (2)
- LT8645SEV#PBF LT8645SIV#PBF
Manufacturer's Classification
- Power Management > Switching Regulator > Ultralow Noise Regulators
- Power Management > Switching Regulator > Step-Down (Buck) Regulators > Micropower Buck Regulators | Internal Power Switch Buck | High Input Voltage Buck
Other Names:
LT8645SIVPBF, LT8645SIV PBF
