Manufacturer Part Number
NJW4750MHHT1-TE1
Manufacturer
Ricoh
Introduction
The NJW4750MHHT1-TE1 is a resourceful power management integrated circuit (PMIC), focusing on voltage regulation through a combination of linear and switching methods.
Product Features and Performance
Step-Down (Buck) Synchronous topology with 3 outputs
Linear (LDO) topology with 1 output
Switching frequency adjustable between 280kHz and 2.4MHz
Outputs: 3.3V/1A, 1.8V/500mA, 1.2V/500mA
Wide supply voltage range from 2.4V to 40V
Operates in extreme temperatures from -40°C to 125°C
Product Advantages
High efficiency due to synchronous buck conversions
Versatile power solution with both linear and switching outputs
Capable of powering a wide range of devices with different voltage and current requirements
Wide input voltage range accommodates various power supplies
Thermal and circuit protection enhances device reliability
Key Technical Parameters
Output Voltage/Current: 3.3V, 1A; 1.8V, 500mA; 1.2V, 500mA
Frequency Switching: 280kHz ~ 2.4MHz
Voltage Supply: 2.4V ~ 40V
Operating Temperature: -40°C ~ 125°C
Quality and Safety Features
Built-in protections for overcurrent, overtemperature, and undervoltage
Robust against thermal and electrical stresses
Compatibility
Flexible for use in varied electronic circuits due to its wide operating voltage range and multiple output voltages
Surface mount package ensures compatibility with modern PCB manufacturing processes
Application Areas
Consumer Electronics
Industrial Control Systems
Portable Devices
Power Management Solutions
Product Lifecycle
Status: Active
The device is currently in production with no immediate discontinuation plans. Future replacements or upgrades will be announced in accordance with Ricoh's product update policies.
Several Key Reasons to Choose This Product
Offers a compact, highly integrated power management solution reducing the need for multiple components
High efficiency and low power consumption enhance battery life in portable applications
Wide operating temperature range makes it suitable for harsh industrial environments
The product's active status and Ricoh's reputation for quality ensure long-term availability and support
Flexible switching frequency allows optimization of efficiency and noise performance for specific applications
