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Features
Precision Reference Voltage: 5.0V (±1%) Low start-up current: typ. 50uA High current totem pole output: typ. 700mA Internal temperature compensated oscillator Double pulse suppression UVLO with Hysteresis function Oscillator Frequency: Max. 500KHz Package: PDIP8 / SOP8
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General Description
The HY5002, a 1-chip composed of high-current totem pole output circuits with a PWM latch, current sense comparator and an error amplifier, the HY5002 contains a 5V precision voltage reference regulator, under-voltage lockout circuit (UVLO), oscillator circuit and a green power function, applied to offer space and low cost in many applications such as the DC/DC converter and off-line AC adaptor or switching power supply.
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Typical Application Circuit
F1 N
L2 1
3
250V/2A
CX2 0.