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 | | |
| Output Type | | |
| Function | | |
| Output Configuration | | |
| Topology | | |
| Number of Outputs | | |
| Output Phases | | |
| Voltage - Supply (Vcc/Vdd) | | |
| Frequency - Switching | 105kHz ~ 835kHz, 350kHz ~ 535kHz | |
| Duty Cycle (Max) | | |
| Synchronous Rectifier | | |
| Clock Sync | | |
| Serial Interfaces | | |
| Control Features | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking | |
| Operating Temperature | | |
| Mounting Type | | |
| Package / Case | | |
| Supplier Device Package | | |
| Base Product Number | LTC3891 |
Environmental & Export Classifications
| 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.
Product Tags:
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