starting current
Built-in quick start
Input voltage range
20-60V
switching frequency
10-100K, peripheral adjustable
output voltage accuracy
3%
Built in power transistor
have
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Wide voltage input range 20V to 60V
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There are few external components, and stable operation can be achieved without the need for a peripheral compensation network
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Equipped with overcurrent protection and short-circuit protection functions
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An external capacitor can be connected to set the operating frequency (10KHz -100KHz)
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UVLO undervoltage locking function, with a turn-on voltage of 6.5V at the VCC pin, a turn off voltage of 3.5V, and a hysteresis voltage of 3V
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No need for external starting resistors
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Built in high-voltage power transistor
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External expandable high-voltage power transistor for high current output applications
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An external low-power resistor can control the peak current
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Weekly flow restriction control
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Packaging form: ESOP - 8
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Electric motorcycle controller
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Electric bicycle controller
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High voltage analog/digital system
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Industrial control system
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Telecommunications 48V power supply system
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Ethernet PoE
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Portable mobile devices
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inverter system
It is a 48V battery powered step-down DC-DC power management chip that integrates functions such as reference power supply, oscillator, error amplifier, overheat protection, current limiting protection, and short circuit protection. It is suitable for high voltage 60V applications. Can directly replace LM317, LM7815 or resistance type step-down linear regulators, applied in fields such as electric motorcycles, bicycle controllers, etc