ChongMing Group (HK) Int'l Co., Ltd
| Payment Terms | T/T, Western Union |
| Supply Ability | 10000pcs/Month |
| Delivery Time | 7 -10 working days |
| Packaging Details | Standard Export Package |
| Manufacturer: | Analog Devices Inc. |
| Description | IC REG CTRLR BUCK 20QFN |
| Category | DC DC Switching Controllers |
| Package/Case | 20-WFQFN |
| Detailed Description | Buck Regulator Positive Output Step-Down DC-DC Controller IC 20-QFN (3x4) |
| Series | -- |
| Brand Name | Analog Devices Inc. |
| Model Number | LTC3891EUDC#PBF |
| Certification | RoHS Compliant |
| Place of Origin | original |
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Product Specification
| Payment Terms | T/T, Western Union | Supply Ability | 10000pcs/Month |
| Delivery Time | 7 -10 working days | Packaging Details | Standard Export Package |
| Manufacturer: | Analog Devices Inc. | Description | IC REG CTRLR BUCK 20QFN |
| Category | DC DC Switching Controllers | Package/Case | 20-WFQFN |
| Detailed Description | Buck Regulator Positive Output Step-Down DC-DC Controller IC 20-QFN (3x4) | Series | -- |
| Brand Name | Analog Devices Inc. | Model Number | LTC3891EUDC#PBF |
| Certification | RoHS Compliant | Place of Origin | original |
| High Light | DC IGBT Power Module ，20-QFN IGBT Power Module ，LTC3891EUDC#PBF | ||
FEATURES
• Wide VIN Range: 4V to 60V (65V Abs Max)
• Low Operating IQ: 50μA
• Wide Output Voltage Range: 0.8V ≤ VOUT ≤ 24V
• RSENSE or DCR Current Sensing
• Phase-Lockable Frequency (75kHz to 750kHz)
• Programmable Fixed Frequency (50kHz to 900kHz)
• Selectable Continuous, Pulse-Skipping or Low Ripple Burst Mode® Operation at Light Load
• Selectable Current Limit
• Very Low Dropout Operation: 99% Duty Cycle
• Adjustable Output Voltage Soft-Start or Tracking
• Power Good Output Voltage Monitor
• Output Overvoltage Protection
• Low Shutdown IQ: < 14μA
• Internal LDO Powers Gate Drive from VIN or EXTVCC
• No Current Foldback During Start-Up
• Small 20-Pin 3mm × 4mm QFN and TSSOP Packages
Product Attributes
| Product Status | Active | |
| Output Type | Transistor Driver | |
| Function | Step-Down | |
| Output Configuration | Positive | |
| Topology | Buck | |
| Number of Outputs | 1 | |
| Output Phases | 1 | |
| Voltage - Supply (Vcc/Vdd) | 4V ~ 60V | |
| Frequency - Switching | 105kHz ~ 835kHz, 350kHz ~ 535kHz | |
| Duty Cycle (Max) | 99% | |
| Synchronous Rectifier | Yes | |
| Clock Sync | No | |
| Serial Interfaces | - | |
| Control Features | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking | |
| Operating Temperature | -40°C ~ 125°C (TJ) | |
| Mounting Type | Surface Mount | |
| Package / Case | 20-WFQFN Exposed Pad | |
| Supplier Device Package | 20-QFN (3x4) | |
| Base Product Number | LTC3891 |
| ATTRIBUTE | DESCRIPTION |
|---|---|
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| REACH Status | REACH Unaffected |
| ECCN | EAR99 |
| HTSUS | 8542.39.0001 |
Advantage of our company
1. We are professional in electronic components, especially in Integrated circuit (IC),we can supply almost all kinds of IC in original and high-quality.
2. Large Stock: We have large stock for our all kinds of different products, and also don't have MOQ limited in stock products.
3. BOM Service: Please send BOM lists to me, I will send quotation very quickly.
4. Original And New Guarantee: We have legally supply channels so we can promise you all of our stock are Original and new.
FAQ
Q1: What company do we belong to?
A1: We are a manufacturer and a trader.
Q2: How long is our delivery time?
A2: This depends on the quantity of the goods you ordered, we have stock, usually 15-20 days delivery time.
Q3: How to order?
A3: Please mail your order or request to us, and tell us the following information: shipping details, including company name, address, person, phone number, quantity.
Q4: How many discounts are available for ordering products?
A4: As long as you provide us with your demand, we will give you the best price.
Company Details
Business Type:
Distributor/Wholesaler
Year Established:
2008
Total Annual:
5000000-7000000
Employee Number:
80~100
Ecer Certification：
Active Member
CHONGMING GROUP (HK) INT'L CO., LTD. located in Hong Kong and Shenzhen. We are an independent Distributor of Electronic Components,established in 2008. AS a growing fast company, CM GROUP is renowned for its world-class efficiency, excellent services, and extraordinary ability to supply electron... CHONGMING GROUP (HK) INT'L CO., LTD. located in Hong Kong and Shenzhen. We are an independent Distributor of Electronic Components,established in 2008. AS a growing fast company, CM GROUP is renowned for its world-class efficiency, excellent services, and extraordinary ability to supply electron...
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