Model No: NCP1253BSN65T1G
onsemi NCP1253BSN65T1G
Manufacturer: onsemi
SEMICON NO.: NCP1253BSN65T1G
Package: 6-TSOP
Stock: In stock
Description: IC PWM Controller for Flyback Converters
SEMICON NO.: NCP1253BSN65T1G
Package: 6-TSOP
Stock: In stock
Description: IC PWM Controller for Flyback Converters
Quantity :
| Mfr | onsemi |
| Product Type | PWM Controller for Flyback Converters |
| Control Mode | Current Mode Control |
| Switching Frequency | 65 kHz (BSN65 variant) |
| Maximum Duty Cycle | 80% |
| Supply Voltage (Vcc) | 8.7 V to 28 V (Start-up), 7.7 V to 28 V (Operation) |
| UVLO Threshold (Turn-On/Off) | 8.7 V / 7.7 V |
| Supply Current (Start-up) | 50 µA (Typical) |
| Supply Current (Operating) | 3.5 mA (Typical) |
| Protection Features | OLP, OVP, OPP |
| Operating Temperature | -40°C to +125°C |
| Package | 6-TSOP |
| Mounting Type | Surface Mount (SMD/SMT) |
| Compliance | RoHS Compliant |
NCP1253BSN65T1G PWM controller
The NCP1253BSN65T1G is a high-performance, current-mode PWM controller designed by onsemi for offline AC-DC converters and LED drivers. It features a wide input voltage range of 8.8V to 28V and operates at a fixed switching frequency of 65 kHz. This device is ideal for applications requiring efficient power conversion and compact design. The NCP1253BSN65T1G offers several key features that make it suitable for a wide range of applications. It supports a wide input voltage range of 8.8V to 28V, allowing it to be used in various power supply designs. The device features a maximum duty cycle of 80%, enabling efficient power conversion. It includes built-in protection features such as overcurrent protection, overvoltage protection, and short-circuit protection, ensuring reliable operation. The NCP1253BSN65T1G also features a soft start-up and shutdown mechanism to minimize stress on components during power transitions. It operates over a wide temperature range of -40°C to +150°C, making it suitable for various environmental conditions.
NCP1253BSN65T1G Applications
The NCP1253BSN65T1G is widely used in applications requiring efficient power conversion and compact design. It is commonly found in offline AC-DC converters, LED drivers, and battery chargers. Its wide input voltage range and built-in protection features make it suitable for consumer electronics, industrial systems, and telecommunications equipment.
AlternativePWM controller
● UC3842: A widely used PWM controller from Texas Instruments, featuring a fixed frequency and suitable for low-power applications such as adapters and LED drivers.
● L6565: A high-performance PWM controller from STMicroelectronics, offering precise control and suitable for high-efficiency switch-mode power supplies.
● FAN7602: A cost-effective PWM controller from Fairchild, suitable for medium-power applications and known for its reliability.
The NCP1253BSN65T1G is a high-performance, current-mode PWM controller designed by onsemi for offline AC-DC converters and LED drivers. It features a wide input voltage range of 8.8V to 28V and operates at a fixed switching frequency of 65 kHz. This device is ideal for applications requiring efficient power conversion and compact design. The NCP1253BSN65T1G offers several key features that make it suitable for a wide range of applications. It supports a wide input voltage range of 8.8V to 28V, allowing it to be used in various power supply designs. The device features a maximum duty cycle of 80%, enabling efficient power conversion. It includes built-in protection features such as overcurrent protection, overvoltage protection, and short-circuit protection, ensuring reliable operation. The NCP1253BSN65T1G also features a soft start-up and shutdown mechanism to minimize stress on components during power transitions. It operates over a wide temperature range of -40°C to +150°C, making it suitable for various environmental conditions.
NCP1253BSN65T1G Applications
The NCP1253BSN65T1G is widely used in applications requiring efficient power conversion and compact design. It is commonly found in offline AC-DC converters, LED drivers, and battery chargers. Its wide input voltage range and built-in protection features make it suitable for consumer electronics, industrial systems, and telecommunications equipment.
AlternativePWM controller
● UC3842: A widely used PWM controller from Texas Instruments, featuring a fixed frequency and suitable for low-power applications such as adapters and LED drivers.
● L6565: A high-performance PWM controller from STMicroelectronics, offering precise control and suitable for high-efficiency switch-mode power supplies.
● FAN7602: A cost-effective PWM controller from Fairchild, suitable for medium-power applications and known for its reliability.
