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ISL91107IRTAZ-T
+Lista de MateriaisIC REG BUCK BOOST ADJ 2A 20TQFN
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FabricanteRenesas Electronics Corporation
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Peça do Fabricante #ISL91107IRTAZ-T
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Em Estoque3537
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Especificações
| Atributo | Valor |
| Part Status | Active |
| Function | Step-Up/Step-Down |
| Output Configuration | Positive |
| Topology | Buck-Boost |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 1.8V |
| Voltage - Input (Max) | 5.5V |
| Voltage - Output (Min / Fixed) | 1V |
| Voltage - Output (Max) | 5.2V |
| Current - Output | 2A |
| Frequency - Switching | 2.5MHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 20-WFQFN Exposed Pad |
| Supplier Device Package | 20-TQFN (3x4) |
| Base Product Number | ISL91107 |
Visão Geral
Description
Key features include high efficiency (up to 95%), low quiescent current, and integrated power MOSFETs, which help reduce external component count and save PCB space. The device supports various modes of operation, including forced PWM and pulse-skip modes, allowing optimal performance across different load conditions. Additionally, it incorporates comprehensive protection features like over-voltage, under-voltage, and thermal shutdown to ensure reliability.
Overall, the ISL91107IRTAZ-T is an excellent choice for designers looking for an efficient, reliable, and compact solution for power conversion in portable and battery-operated devices.
Equivalent
Features
1. Input Voltage Range: Operates from 2.7V to 5.5V, accommodating a variety of battery types.
2. Output Voltage Range: Adjustable output from 1.2V to 5.0V, suitable for various load requirements.
3. High Efficiency: Up to 95% efficiency, minimizing power loss and extending battery life.
4. Low Quiescent Current: Typically 2µA in shutdown mode, enhancing battery performance.
5. Load Regulation: Excellent load transient response, ensuring stable output voltage under varying loads.
6. Switching Frequency: Fixed 2.1MHz, enabling compact external components.
7. Thermal Protection: Features over-temperature protection for reliable operation.
8. Compact Package: Available in a 20 Ld 4mm x 4mm QFN package, optimizing PCB space.
This device is ideal for powering IoT devices, wearables, and other battery-operated systems.
Pinout
1. VIN (Pin 1): Input voltage supply.
2. SW (Pin 2): Switching node connected to the inductor.
3. GND (Pin 3): Ground reference.
4. VOUT (Pin 4): Regulated output voltage.
5. COMP (Pin 5): Compensation network connection.
6. FB (Pin 6): Feedback pin for voltage regulation.
7. SW (Pin 7): Additional switching node for flexibility.
8. EN (Pin 8): Enable pin to turn the device on or off.
9. PG (Pin 9): Power good indicator output.
10. SS (Pin 10): Soft-start control for inrush current limiting.
11. ILIM (Pin 11): Current limit adjustment.
12. TS (Pin 12): Temperature sensor input.
13. NC (Pin 13-16): No connect pins.
This device is used for applications requiring efficient power management in portable devices.