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ISL9444IRZ-T Buck Regulator Positive Output Step-Down DC-DC Controller IC 40-QFN
Product Details:
| Place of Origin: | original |
| Brand Name: | original |
| Certification: | original |
| Model Number: | ISL9444IRZ-T |
Payment & Shipping Terms:
| Minimum Order Quantity: | 1 |
|---|---|
| Price: | negotiation |
| Packaging Details: | carton box |
| Delivery Time: | 1-3working days |
| Payment Terms: | T/T |
| Supply Ability: | 100,000 |
|
Detail Information |
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| Package: | Tape & Reel (TR) | Output Type: | Transistor Driver |
|---|---|---|---|
| Function: | Step-Down | Number Of Outputs: | 3 |
| Output Phases: | 2 | Voltage - Supply (Vcc/Vdd): | 4.5V ~ 28V |
| Frequency - Switching: | 200kHz ~ 1.2MHz | Operating Temperature: | -40°C ~ 85°C (TA) |
Product Description
ISL9444IRZ-T Buck Regulator Positive Output Step-Down DC-DC Controller IC 40-QFN
Specifications of ISL9444IRZ-T
| TYPE | DESCRIPTION |
| Category | Integrated Circuits (ICs) |
| Power Management (PMIC) | |
| DC DC Switching Controllers | |
| Mfr | Renesas Electronics America Inc |
| Series | - |
| Package | Tape & Reel (TR) |
| Output Type | Transistor Driver |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Number of Outputs | 3 |
| Output Phases | 2 |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 28V |
| Frequency - Switching | 200kHz ~ 1.2MHz |
| Duty Cycle (Max) | - |
| Synchronous Rectifier | Yes |
| Clock Sync | Yes |
| Serial Interfaces | - |
| Control Features | Enable, Frequency Control, Phase Control, Power Fail, Power Good, Soft Start, Tracking |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 40-VFQFN Exposed Pad |
| Supplier Device Package | 40-QFN (5x5) |
| Base Product Number | ISL9444 |
Features of ISL9444IRZ-T
• Three Integrated Synchronous Buck PWM Controllers
- Internal Bootstrap Diodes
- Independent Programmable Output Voltage
- Independent Power-Good Indicators, Soft-Starting and Tracking
• Power Failure Monitor
• Light Load Efficiency Enhancement
- Low Ripple Diode Emulation Mode with Pulse Skipping
• Supports Pre-Biased Output
• Programmable Frequency: 200kHz to 1200kHz
• Adaptive Shoot-through Protection
• Out-of-Phase Switching (0°/180°/0°)
• No External Current Sense Resistor
- Uses Lower MOSFET’s rDS(ON)
• Complete Protection
- Overcurrent, Overvoltage, Over-Temperature
• Wide Input Voltage Range: 4.5V to 28V
• Pb-Free (RoHS Compliant)
Applications of ISL9444IRZ-T
• VoX Gateway Devices
• NAS/SAN Devices
• ATX Power Supplies
Environmental & Export Classifications of ISL9444IRZ-T
| ATTRIBUTE | DESCRIPTION |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) |
| REACH Status | REACH Unaffected |
| ECCN | EAR99 |
| HTSUS | 8542.39.0001 |
