Varnitronics
U3502C UNI-SEMIC
UNI-SEMIC

U3502C

150kHz Step-down type Adjustable 3A ESOP-8 Voltage Regulators - DC DC Switching Regulators RoHS

ESOP-8ROHS CompliantActive

100V Input, Switching Current Limit Step-Down Converter

Manufacturer
UNI-SEMIC
Manufacturer part #
U3502C
Store part #
C20626024
Package / case
ESOP-8
Packaging
Tape & Reel (TR)
Datasheet (PDF)

Every Order Guarantee

100% Authentic · 30-Day Return or Replacement · policy

3,935 in stock

#C20626024

Stock & price checked 3 days ago

QuantityUnit pricePack price
5+₹49.55₹247.75
50+₹38.47₹1,923.50
150+₹33.91₹5,086.50
500+₹28.03₹14,015.00
2,500+₹26.74₹66,850.00
4,000+₹24.99₹99,960.00

5 × ₹49.55

₹247.75

excl. GST

₹292.34 incl. 18% GST

Need volume or a scheduled delivery? Request a quote
  • Dispatch in 15-18 working days
  • GST invoice with every order
  • Standard pack: 4,000 per reel

U3502C

₹247.75 for 5 + GST

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Specifications

Number of Outputs
1
Frequency - Switching
150kHz
Function
Step-down type
Features
Overcurrent Protection;Hiccup current limiting
Output Type
Adjustable
Topology
Buck
Switch tube (built-in/external)
Built-in
Output Current
3A
Quiescent Current
700uA

Packaging & compliance

RoHS
ROHS Compliant
Lifecycle
Active
Moisture sensitivity
MSL 3 (168 hours)
Packaging
Tape & Reel (TR)
Standard pack
4,000 / Reel
Sold per
Piece
Minimum order
5 (multiples of 5)
Unit weight
0.18 g

Overview

The U3502C is a high-voltage step-down switching regulator with an integrated MOSFET. It integrates a high-side high-voltage power MOSFET with a typical current limit of 3A (IPK). Its wide input voltage range supports various buck applications, making it ideal for automotive, industrial, and lighting applications. Hysteretic voltage-mode control is adopted for fast transient response. A proprietary feedback control scheme minimizes the number of required external components. The 150KHz switching frequency helps achieve compact component size. Thermal shutdown and short-circuit protection (SCP) provide reliable, fault-tolerant operation. Low quiescent current makes the U3502C suitable for battery-powered applications. The U3502C is available in an ESOP-8 package with an exposed thermal pad.

Applications

  • Scooter and e-bike control power supplies
  • Solar energy systems
  • Automotive system power supplies
  • Industrial power supplies
  • High-power LED drivers

Key features

  • Integrated high-voltage startup circuit
  • Integrated 5.3V reference
  • Built-in 100V/135mΩ MOSFET
  • Built-in bootstrap diode
  • Hysteretic control: no compensation required
  • 150KHz switching frequency
  • PWM dimming control input for buck applications
  • Short-circuit protection (SCP) for integrated high-side MOSFET
  • Low quiescent current
  • Thermal shutdown
  • ESOP-8 package with exposed thermal pad

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