Udm82821adj Ceramic Buck Module, Adjustable Voltage, 1A Output by Xintao Chip

Product Details
Customization: Available
Conductive Type: Bipolar Integrated Circuit
Integration: GSI
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  • Udm82821adj Ceramic Buck Module, Adjustable Voltage, 1A Output by Xintao Chip
  • Udm82821adj Ceramic Buck Module, Adjustable Voltage, 1A Output by Xintao Chip
  • Udm82821adj Ceramic Buck Module, Adjustable Voltage, 1A Output by Xintao Chip
  • Udm82821adj Ceramic Buck Module, Adjustable Voltage, 1A Output by Xintao Chip
  • Udm82821adj Ceramic Buck Module, Adjustable Voltage, 1A Output by Xintao Chip
  • Udm82821adj Ceramic Buck Module, Adjustable Voltage, 1A Output by Xintao Chip
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  • Overview
  • Product Description
  • Company Profile
  • FAQ
Overview

Basic Info.

Mounting Type
SMD
Operating Temperature
-55 to + 110
Shape
SMD
Technics
Semiconductor IC
Transport Package
Tape
Specification
DC/DC
Trademark
Xintao Chip
Origin
Guangdong
Production Capacity
2000000rolls/Month

Packaging & Delivery

Package Size
25.00cm * 25.00cm * 6.00cm
Package Gross Weight
0.600kg

Product Description

XINTAO CHIP UDM82821adj 2.5~5.5 V Input, 1A Output, DC-DC Ceramic Substrate Adjustable Buck Module
Product Description
Electrical  Characteristics
 
Absolute Maximum Ratings Conditions Minimum Value Nominal Value Maximum Value Units
Input Voltage VIN, EN   -0.3   6.5 V
vsw   -0.3   Vin+0.3 or 6.3
V
Storage Temperature   -65   +150 ºC
Electrical characteristics Conditions Minimum Value Nominal Value Maximum Value Units
Input Voltage Range   2.5   5.5 V
Input Undervoltage Lockout Threshold Rising VIN   2.15 2.45 V
Input Undervoltage Lockout Hysteresis     170   mV
Quiescent current EN=VIN , No Load   26 40 μA
Shutdown current EN = GND   0.47 1 μA
Switching Frequency     4.5   MHz
EN Threshold (On)   1.5     V
EN Threshold (Off)       0.3 V
Maximum Duty Cycle       100 %
Soft-Start Time     200   μs
Line regulation 2.5V < VIN< 5.5V , IOUT  = 0.7A     ±1.5 %
Load regulation Vin=3.3V ,0A  IOUT 0.6A     ±2 %
Ripple and noise VIN  =3.3V ,VOUT  =1.1V , IOUT=0.6A, COUT=10uF, Bandwidth:20MHz   20   mV
Dynamic load response VIN=3.3V ,VOUT  =1.1V ,0.3A to 0.6A, di/dt=2A/μS ,COUT=10uF, Bandwidth:20MHz  
26
 
mV

Udm82821adj Ceramic Buck Module, Adjustable Voltage, 1A Output by Xintao ChipUdm82821adj Ceramic Buck Module, Adjustable Voltage, 1A Output by Xintao ChipUdm82821adj Ceramic Buck Module, Adjustable Voltage, 1A Output by Xintao ChipUdm82821adj Ceramic Buck Module, Adjustable Voltage, 1A Output by Xintao Chip

 
Company Profile

 

Udm82821adj Ceramic Buck Module, Adjustable Voltage, 1A Output by Xintao ChipUdm82821adj Ceramic Buck Module, Adjustable Voltage, 1A Output by Xintao ChipUdm82821adj Ceramic Buck Module, Adjustable Voltage, 1A Output by Xintao ChipUdm82821adj Ceramic Buck Module, Adjustable Voltage, 1A Output by Xintao ChipUdm82821adj Ceramic Buck Module, Adjustable Voltage, 1A Output by Xintao ChipUdm82821adj Ceramic Buck Module, Adjustable Voltage, 1A Output by Xintao ChipUdm82821adj Ceramic Buck Module, Adjustable Voltage, 1A Output by Xintao Chip
FAQ

I. About Our Company & Products
Q: How long has your company been in business? Do you have certifications?
A: Established in 2001 for importation and exportation, we have over 24 years of industry experience. Our mother company Nationstar was established in 1969. We are certified with ISO, CE, RoHS, AEO, etc. and comply with international quality standards.

Q: What is the minimum order quantity (MOQ)?
A: MOQ varies by product, typically starting at 100pcs. For smaller orders or custom requests, please contact us for flexible solutions.

Q: Do you offer OEM/ODM services?
A: Yes! We specialize in customizing products, packaging, and branding. Share your requirements, and our team will deliver tailored solutions.

II. Orders & Payments
Q: How do I place an order? Is a contract provided?
A: You can order directly through Made-in-China.com or contact us via email/chat. A formal contract and Proforma Invoice (PI) will be issued to ensure secure transactions.

Q: What payment methods do you accept?
A: We accept T/T (Bank Transfer). Other methods can be discussed.

Q: How soon will my order ship after payment?
A: Standard orders ship within 3-25 working days after receiving deposit. Custom orders depend on production time.

III. Shipping & Logistics
Q: What shipping methods are available? How are costs calculated?
A: We offer sea freight, air freight, and express delivery (DHL, FedEx, etc.). Costs are based on weight, volume, and destination. FOB or CIF terms available.

Q: Can I track my shipment?
A: Absolutely! A tracking number and link will be shared immediately after shipment.

Q: Who handles customs clearance and import duties?
A: We provide all necessary documents (invoice, packing list, etc.), but import duties are the buyer's responsibility per local regulations.

IV. Quality & After-Sales
Q: How do you ensure product quality?
A: We implement strict QC processes. Third-party inspections (e.g., SGS) are welcome.

Q: What if I receive defective products?
A: We offer a warranty pf 1-3 years depending on specific products. Provide photo/video evidence, and we'll replace or refund in the next order.

Q: How can we establish a long-term partnership?
A: Contact us to discuss bulk orders or ongoing projects. We'll assign a dedicated account manager for VIP support.

V. Communication
Q: Can I communicate in languages other than English?
A: Our team speaks fluent English, Spanish, Portuguese and Chinese.

Q: What is your response time?
A: We reply to inquiries within 24 hours (Mon-Fri, GMT+8).


 

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