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ISL8120IRZ
IC REG CTRLR BUCK 32QFN
- Manufacturer
- Mfr. Part #ISL8120IRZ
- Package
- Datasheet
- In Stock6344
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Specifications
| Part Status | Last Time Buy |
| Output Type | Transistor Driver |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Number of Outputs | 2 |
| Output Phases | 2 |
| Voltage - Supply (Vcc/Vdd) | 3V ~ 5.6V |
| Frequency - Switching | 150kHz ~ 1.5MHz |
| Duty Cycle (Max) | 90% |
| Synchronous Rectifier | Yes |
| Clock Sync | Yes |
| Control Features | Current Limit, Enable, Power Good |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 32-VFQFN Exposed Pad |
| Supplier Device Package | 32-QFN (5x5) |
| Base Product Number | ISL8120 |
Overview
Description
Key features of the ISL8120IRZ include a wide input voltage range, typically from 3V to 36V, which makes it suitable for a variety of applications, including point-of-load converters and embedded systems. It offers programmable switching frequency up to 1.5 MHz, allowing for optimized performance and size reduction of external components. The controller also includes overcurrent protection, undervoltage lockout, and thermal shutdown features to ensure reliable operation under various conditions.
Additionally, the ISL8120IRZ supports adjustable output voltage and soft-start functionality, allowing for flexibility in power supply design and reduced inrush current during startup. Its compact packaging and robust design make it an excellent choice for designing efficient power management solutions in space-constrained applications.
Features
1. Wide Input Range: It supports a broad input voltage range from 4.5V to 60V, making it suitable for various applications.
2. Output Configurations: The controller can be configured for dual independent outputs or a single high-current output through two-phase operation.
3. Current Sharing: In two-phase operation, the ISL8120IRZ features automatic current sharing for balanced loading across the phases.
4. Programmability: Offers programmable switching frequency (100kHz to 1.25MHz) and soft-start control for flexibility and precise control over power supply behavior.
5. Protection Features: Includes over-current, over-voltage, and over-temperature protection to enhance reliability and safety.
6. Efficiency: Designed to deliver high efficiency across a wide load range, reducing power loss and heat generation.
7. Compact Package: Available in a small 4mm x 4mm QFN package, the ISL8120IRZ is ideal for space-constrained applications.
This combination of features makes it suitable for use in telecom, industrial, and computing applications where efficiency and flexibility are critical.
Package
Pinout
Here is a brief overview of its pin functions:
1. VCC: Provides the supply voltage for the IC.
2. EN: Enable pin to control the operation of the IC.
3. FB: Feedback pin for voltage regulation.
4. COMP: Compensation network connection.
5. SS: Soft-start pin to control the startup timing.
6. SYNC: Synchronization input/output for multi-phase operation.
7. RT: Resistor timing pin for frequency setting.
8. PGOOD: Power-good indicator output.
9. PWM1/PWM2: PWM outputs for driving external MOSFET drivers.
10. ILIM: Current limit setting pin.
11. VREF: Provides a reference voltage.
12. GND: Ground connection.
13. PHASE1/PHASE2: Sense connections for phase current balance.
14. VIN: Input voltage sensing.
15. ISEN1/ISEN2: Current sense inputs for each phase.
16. RAMP: Ramp signal input for PWM modulation.
17. BOOT1/BOOT2: Bootstrap capacitor connection for high-side gate drive.
These pins enable the ISL8120 to manage and control the power conversion efficiently.
Manufacturer
Application
Equivalent
1. TPS40170 by Texas Instruments
2. LTC3851 by Analog Devices (formerly Linear Technology)
3. LM5116 by Texas Instruments
4. MAX17501 by Maxim Integrated (now part of Analog Devices)
These alternatives offer similar functions and can be used in comparable applications, but specifications should be checked for exact compatibility with your requirements.
Shipping
Shipping MethodsWe
offer global shipping services through DHL, FedEx, TNT, UPS, or any other forwarder of your choice.
Shipping Fee Reference (DHL/FedEx):
DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.
FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.
UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.
TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.
EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.
Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.
Payments
Payment Methods
The Payment term is 100% Prepaid.
Currently, we only accept the below payment methods:
1. PayPal
2. Credit/ Debit Card
3. Wire Transfer
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