INTRODUCTION STR-A6300 series is a hybrid IC with a built-in power Mosfet and a controller IC, designed for fly-back converter type SMPS(Switching Mode Power Supply) applications, packaged into DIP8, applicable for PRC operation only for small power SMPS. This IC realizes downsizing and standardizing of a power supply system that reduces external components count and simplifies circuit designs. (Note) PRC is abbreviation of “Pulse Ratio Control”(On-width control with fixed OFF-time).
FEATURES ● Small sized 8-pin DIP type full molded package, optimum IC for low-height SMPS ● Oscillator is incorporated in the monolithic control IC with adopting On-Chip-Trimming technology. ● Small temperature characteristics variation by adopting a comparator compensated for temperature in the control part ● Low start-up circuit current(50uA max) ● Built-in Active Low-Pass Filter for stabilizing the operation at light load ● Avalanche energy guaranteed Mosfet with high VDSS • The built-in power Mosfet simplifies the surge absorption circuit since the Mosfet guarantees the avalanche energy. • No VDSS de-rating is required. ● Built-in constant voltage drive circuit ● Various kinds of protection functions • Pulse-by-pulse Overcurrent Protection(OCP) • Overvoltage Protection with latch mode (OVP) • Thermal Shutdown with latch mode (TSD)
Description: The NTE7167 is a vertical deflection output integrated circuit in a 7-Lead SIP type package designed for use in high-resolution television and CRT display systems that use a bus controller system signal processing IC. It can directly drive the deflection yoke (including the required DC component) from the bus controller system signal processing IC’s sawtooth waveform output. Since the NTE7167 has a maximum deflection current of 2.2AP-P, it is optimal for use in large aperture products, and is capable of driving 33 to 37 inch class monitors.
Features: ● Low Power Dissipation due to the Provision of a Built-In Pump circuit ● Vertical Output circuit ● On-Chip Thermal Protection circuit ● Good Crossover Characteristics ● Supports DC Coupling
General Description The RT9709 is an integrated circuit (IC) optimized to protect low voltage system from abnormal high voltage input up to 28V. The IC monitors the input voltage, battery voltage and the charging current to make sure all three parameters are operated in normal range. It also monitors its own temperature and turns the Mosfet off when the chip temperature exceeds 140°C.
Features ● Fully integrated Protection circuit for Three Protection Variables ► User Programmable OCP Threshold ► Input OVP Less than 1us ► Battery OVP ● Up to 30V Over voltage Protection ● High Accuracy Protection Threshold ● High Immunity of False Triggering Under Transients ● Warning Indication Output ● Enable Input ● Thermally Enhanced WDFN package ● RoHS Compliant and Halogen Free
Applications ● Cellular Phones ● Digital Cameras ● PDAs and Smart Phones ● Portable Instruments
The BD2270HFV is an IC with a single built-in external N-channel Mosfet driver circuit. This IC has a built-in charge pump circuit for gate drive and output discharge circuit, enabling configuration of a high side load switch for N-channel Mosfet drive without using any external parts. In addition, the control input terminal has a built-in comparator with hysteresis function, facilitating control of the power up sequence. The space saving type of HVSOF5 package is used.
1) Built-in charge pump
2) Built-in discharge circuit for output charge
3) Soft start circuit
4) Built-in comparator with hysteresisfunction at control input terminal
5) Compact HVSOF5 package
6) Operating current 50μA
7) Standby current 5μA
8) Possible to drive N-channel power Mosfet
PCs, PC peripheral devices, digital consumer electronics, etc.
Overview: OB2311 is a built-in high-voltage Mosfet for switching power supply Current mode PWM controller. This circuit has low standby power consumption and low starting current. On standby In the mode, the circuit enters the intermittent working mode, thus effectively Reduce the standby power consumption of the circuit.
main feature : ● Internal integrated high voltage Mosfet ● Low starting current (5μ A) ● No need for "Y-CAP" capacitor ● Built-in frequency jitter can reduce EMI ● Overcurrent and overvoltage protection ● Undervoltage lockout and automatic restart ● Internal soft start circuit ● Burst Mode (Burst Mode) ● Cycle-by-cycle current limiting mode
Application: ● Mobile phone charger ● Power adapter
Description: The NTE7159 is a monolithic integrated circuit in a 16–Lead DIP type package designed for use as the primary part of an off–line switching mode power supply. All functions required for SMPS control under normal operating, transient or abnormal conditions are provided. The capability of working according to the “master–slave” concept, or according to the “primary regulation” mode makes the NTE7159 very flexible and easy to use. This is particularly true for TV receivers where the IC provides an attractive and low cost solution (no need of stand–by auxiliary power supply).
Features: ● Positive and Negative Current Up To 1.2A and –2A ● Low Start–Up Current ● Direct Drive of the Power transistor ● Two Levels transistor Current Limitation ● Double Pulse Suppression ● Soft–Starting ● Under and Overvoltage Lock–Out ● Automatic Stand–By Mode Recognition ● Large Power Range Capability in Stand–By (Burst Mode) ● Internal PWM Signal Generator
The NTE2076 is constructed with a 7–circuit Darlington transistor Array by a NPN transistor and is a semi–conductor integrated circuit (IC) which can drive large electric current with very small input current.
• High Electric voltage Endurance (BVCEO ≥ 40V)
• Large Electric Current Drive (IC (max) = 150mA)
• Convenient for Practical Attachment
• Available to Drive with PMOS IC Output
• Clamp Diode Attached
• Wide Input voltage Range (–40V to +40V)
• Wide Operating Temperature Range (TA = –20° to +75°C)
Attachment relay or printer drive, digit drive of LED and lamps indicator device, interface of MOS bipolar–logic IC, etc.