Varnitronics
OB25134JPA OB
OB

OB25134JPA

800V 5V~16V Flyback SOIC-7 AC DC Converters, Offline Switchers

SOIC-7RoHSActive

High Precision CC/CV Primary-Side PWM Power Switch

Manufacturer
OB
Manufacturer part #
OB25134JPA
Store part #
C138842
Package / case
SOIC-7
Packaging
Tape & Reel (TR)
Datasheet (PDF)

Every Order Guarantee

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

3,950 in stock

#C138842

Stock & price checked 6 days ago

QuantityUnit pricePack price
5+₹22.98₹114.90
50+₹17.82₹891.00
150+₹15.60₹2,340.00
500+₹12.85₹6,425.00
2,500+₹11.62₹29,050.00
4,000+₹10.88₹43,520.00

5 × ₹22.98

₹114.90

excl. GST

₹135.58 incl. 18% GST

Need volume or a scheduled delivery? Request a quote
  • Dispatch in 7–10 working days
  • GST invoice with every order
  • Standard pack: 4,000 per reel

OB25134JPA

₹114.90 for 5 + GST

Specifications

Operating Temperature
-20℃~+85℃
Voltage - Breakdown
800V
Voltage - Supply
5V~16V
Topology
Flyback
Features
Constant Current Mode (CC);Constant Voltage (CV);Over Voltage Protection;Short Circuit Protection;Overtemperature protection (OTP);Under Voltage Protection;Over Current Protection
Working Mode
PFM Modulation;PWM Modulation
Feedback System
Primary-side feedback

Packaging & compliance

RoHS
RoHS
Lifecycle
Active
Packaging
Tape & Reel (TR)
Standard pack
4,000 / Reel
Sold per
Piece
Minimum order
5 (multiples of 5)
Unit weight
0.095 g

Overview

OB2513x is a high performance offline PSR power switch for low power AC/DC charger and adapter applications. It operates in primary- side sensing and regulation. Consequently, opto- coupler and TL431 could be eliminated. Proprietary Constant Voltage (CV) and Constant Current (CC) control is integrated. In CC control, the current and output power setting can be adjusted externally by the sense resistor Rs at CS pin. In CV control, multi- mode operations are utilized to achieve high performance and high efficiency. In addition, good load regulation is achieved by the built- in cable drop compensation. Device operates in PFM in CC mode as well at large load condition and it operates in PwM with frequency reduction at light/medium load. The chip consumes very low operation current, it can achieve less than 75mW standby power. OB2513x offers comprehensive protection coverage with auto- recovery features including Cycle- by- Cycle current limiting, VDD over voltage protection, short circuit protection, built- in leading edge blanking, VDD under voltage lockout (UVLO), OTP etc. OB2513x is offered in SOP7 package.

Applications

  • Low Power AC/DC offline SMPS for
  • Cell Phone Charger
  • Digital Cameras Charger
  • Small Power Adapter
  • Auxiliary Power for PC, TV etc.
  • Linear Regulator/RCC Replacement

Key features

  • Primary- side sensing and regulation without TL431 and opto- coupler
  • High precision constant voltage and current regulation at universal AC input
  • Multi- mode PWM/PFM operation for efficiency improving
  • Good dynamic response
  • Programmable CV and CC regulation
  • Built- in line voltage and primary winding inductance compensation
  • Programmable cable drop compensation
  • No need for control loop compensation
  • Audio noise free operation
  • Internal BJT switch
  • Built- in leading edge blanking (LEB)
  • Comprehensive protection coverage with auto- recovery
  • VDD over voltage protection
  • VDD under voltage lockout with hysteresis (UVLO)
  • Cycle- by- cycle current limiting
  • Feedback loop open protection
  • Output short circuit protection
  • Over temperature protection (OTP)

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