Shenzhen DongKe Semicon DK501

Manufacturer	Shenzhen DongKe SemiconAsian Brands
MPN	DK501
LCSC Part #	C3013887
Packaging	SOP-8
Customer #
Key Attributes	DK501S Non-isolated Switching Power Supply Chip with Wide Voltage Input and Output
Datasheet	Shenzhen DongKe Semicon DK501

Products Specifications

Type	Description	All
Category	Integrated Circuits (ICs)/Power Management (PMIC)/AC DC Converters, Offline Switchers
Manufacturer	Shenzhen DongKe Semicon
Packaging	SOP-8
Operating Temperature	-25℃~+125℃
Output Current	-
Frequency - Switching	500Hz~62.5kHz
Pd - Power Dissipation	0.6W
Voltage - Supply	4.7V
Voltage - Breakdown	700V
Topology	-
Features	High voltage direct start;EMI optimization (spread spectrum);Leading edge blanking;Constant Voltage (CV);Overtemperature protection (OTP);Over Voltage Protection;Over Current Protection
Output Voltage	5V~24V
Duty Cycle(Max)	-
Feedback System	-
Working Mode	-

AI Translation

High-voltage constant-current startup and patented self-supply circuit integrated on-chip; full voltage input range 85V to 265V
Built-in high-precision reference; adjustable output voltage from 5V to 24V via FB pin voltage divider resistor
Built-in 700V power transistor for enhanced tolerance to AC line voltage variations
Integrated protection functions: OTP, OVP, OCP, and OLP
4KV ESD protection
Built-in peak current adjustment for real-time load-based peak current regulation and stable switching frequency

AI Translation

Induction cookers, air conditioners, flour mixers, coffee machines, electric kettles, and other home appliances
Low-power non-isolated transformerless auxiliary power supplies
Smart products based on MCU + (relays, thyristors + LED/LCD displays)

In-Stock: 5,525

5,525 In stock, ships now

Add to BOM List

Qty	Unit Price	Total Amount
5+	$ 0.2282	$ 1.14
50+	$ 0.1769	$ 8.85
150+	$ 0.1549	$ 23.24
500+	$ 0.1275	$ 63.75
2,500+	$ 0.1153	$ 288.25
4,000+	$ 0.108	$ 432.00
Standard Packaging4000/Full Reel

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