R5104V - Watchdog TimerThe R5104V Series are high voltage tolerance CMOS-based µ con power management ICs with high accuracy output voltage and detector threshold and with ultra low supply current. Each of these ICs consists ofA voltage regulator,A voltage detector andA watchdog timer. Thus, the R5104V Series have the function ofA power management for microprocessor,A monitor of the voltage ofA power source andA microprocessor supervisor. The built-in voltage regulator with an external driver transistor can s
R5212D - Step-down with VR and Reset The R5212x is CMOS-based PWM step-down DC/DC converter combined withA voltage regulator(VR) andA voltage detector (VD), with low supply current.Each of these ICs consists of an oscillator,A PWM control circuit,A reference voltage unit, an error amplifier,A soft-start circuit,A current limit circuit,A phase compensation circuit,A resistor net for voltage detect circuit, an output driver transistor, and so on.A low ripple, high efficiency step-down DC/DC converter can be e
R5220D - PWM step-down DC/DC Converter With Synchronous Rectifier and LDO modeThe R5220D Series are CMOS-based PWM step-down DC/DC Converters with synchronous rectifier, lowsupply current and LDO mode.DC/DC converter of the R5220D consists of an oscillator,A PWM control circuit,A reference voltage unit, an error amplifier,A soft-start circuit, protection circuits,A protection against miss operation under low voltage (UVLO), PWM-DC to DC converter/LDO alternative circuit,A chip enable circuit, andA driver trans
R5324Dxxxx-TR - Low Noise, High Ripple Rejection 70dB at 1kHz
R5325X - CMOS-based voltage regulatorThe R5325X Series are CMOS-based voltage regulator ICs with high output voltage accuracy, low supply current (Typ. 3µA), low dropout, and fast transient response. Each of these voltage regulator ICs consists ofA voltage reference unit, an error amplifier, resistors for setting output voltage,A current limit circuit, andA chip enable circuit.These ICs perform with low dropout voltage due to built-in transistor with low ON resistance, andA chip enable function prolongs the batt
R5520H - Uvlo Detect 2.5V, Over-current Level 1A, Current Limit 0.75A, With Enable Pin, Flag, Thermal Shutdown
R5520H001A - Uvlo Detect 2.5V, Over-current Level 1A, Current Limit 0.75A, With Enable Pin, Flag, Thermal Shutdown
R5520H001B - Uvlo Detect 2.5V, Over-current Level 1A, Current Limit 0.75A, With Enable Pin, Flag, Thermal Shutdown
R5531V - Single Slot. Over-current VCC 1.4A, Current Limit VPP 0.3A, With Enable Pin, Flag, Thermal Shutdown
R5532V002 - Dual Slot. Over-current VCC 1.4A, Current Limit VPP 0.3A, With Enable Pin, Flag, Thermal Shutdown
R5534V - PCMCIA Power Controller TThe R5534V switches between the three VCC voltages (0V/3.3V/5.0V) and the VPP voltages (off/0V/3.3V/5.0V).The R5534V has two sets of VCC output and VPP output each, therefore it fits dual slot models. If VCC pin or VPP pin may be clamped to the GND, short current limit works at 1A(Min.) for VCC and 0.15A(Min.) for VPP.The R5534V is suitable for standard PCMCIA power controllers.
R5535V-E2-FV - Power Switch IC for Express Card The R5535V is the power interface switch IC for single slot ExpressCard and realizes the total power management function required by ExpressCard. The R5535V distributes 3.3V, 3.3Vaux, and 1.5V to the ExpressCard socket. Each voltage line is protected withA built-in current limit circuit andA thermal shutdown circuit in the R5535V. Meets the Express CardTM Standard Built-in Over-current Limit Built-in Clock Enable Function With 3.3VIN and 3.3V AUXIN Sequence Package SSOP-2