Integrated Circuit Chip LTC3894EFE 150V Low IQ Step Down DC DC Controller 20-TSSOP
Integrated Circuit Chip LTC3894EFE 150V Low IQ Step Down DC DC Controller 20-TSSOP
Product Description Of LTC3894EFE
LTC3894EFE is a high voltage step-down DC/DC switching regulator controller. It drives a P-channel power MOSFET switch allowing 100% duty cycle operation. It enables a low part count, simple, and robust solution for high reliability, high voltage applications.
Specification Of LTC3894EFE
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Output Type
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Transistor Driver
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Function
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Step-Down
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Output Configuration
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Positive
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Topology
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Buck
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Number of Outputs
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1
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Output Phases
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1
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Voltage - Supply (Vcc/Vdd)
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4.5V ~ 150V
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Frequency - Switching
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50kHz ~ 850kHz
|
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Duty Cycle (Max)
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100%
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Synchronous Rectifier
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Yes
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Clock Sync
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Yes
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Control Features
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Current Limit, Enable, Frequency Control, Power Good, Soft Start
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|
Operating Temperature
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-40°C ~ 125°C (TJ)
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Mounting Type
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Surface Mount
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Package / Case
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20-TSSOP (0.173", 4.40mm Width), 16 Leads, Exposed Pad
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Supplier Device Package
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20-TSSOP-EP
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Features Of LTC3894EFE
- Wide Operating VIN Range: 4.5V to 150V
- Wide VOUT Range: 0.8V to 60V
- 9μA IQ when Regulating 48VIN to 3.3VOUT
- 16μA IQ when Regulating 12VIN to 3.3VOUT
- Very Low Dropout Operation: 100% Duty Cycle
- Adjustable Input Overvoltage Lockout
- Programmable PGOOD Undervoltage Monitor
- RSENSE or Inductor DCR Current Sensing
- Selectable High Efficiency Burst Mode® Operation or Pulse-Skipping Mode at Light Loads
- Programmable Fixed Frequency: 50kHz to 850kHz
- Phase-Lockable Frequency: 75kHz to 800kHz
- Internal Fixed Soft-Start and External Programmable Soft-Start or Voltage Tracking
- Strong MOSFET Gate Driver with Selectable Undervoltage Lockout Thresholds
- Optional External NMOS for Gate Driver Bias in High Power Applications
Applications Of LTC3894EFE
- Automotive and Industrial Power Systems
- Telecommunication Power Systems
- Distributed Power Systems
Other Electronic Components In Stock
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| LTC6994IDCB-2 | DFN-6 |
| LTC6994HS6-2 | SOT-23-6 |
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| LTC2481IDD | DFN-10 |
| LTC2487IDE | DFN-14 |
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| LTC5566IUH | QFN-32 |
| LTC7065RMSE | MSOP-10 |
| LT7170RV | LQFN-24 |
| LTM4712IY | BGA-144 |
| LTM4660EY | BGA-120 |
| LTM4660IY | BGA-120 |
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| LTM4658IY | BGA-25 |
| LTM8001IY | BGA-121 |
| LT8638RV-2 | LQFN-28 |
| LT8627SPJV | LQFN-24 |
| LTC7806IUFDM | QFN-28 |
| LTC7806JUFDM | QFN-28 |
| LTC7806RUFDM | QFN-28 |
| LTC2986CLX | LQFP-48 |
| LTC2983CLX | LQFP-48 |
| LTC2983HLX | LQFP-48 |
| LTM2893IY | BGA-36 |
FAQ
Q: Are your products original?
A: Yes, all products are original, new original import is our purpose.
Q: Which Certificates do you have?
A: We are ISO 9001:2015 Certified Company and member of ERAI.
Q: Can you support small quantity order or sample?Is the sample free?
A: Yes,we support sample order and small order.Sample cost is different according to your order or project.
Q: How to ship my order? Is it safe?
A: We use express to ship,such as DHL,Fedex,UPS,TNT,EMS.We can also use your suggested forwarder.Products will be in good packing and ensure the safety and we are responsible to product damage to your order.
Q: What about the lead time?
A: We can ship stock parts within 5 working days.If without stock,we will confirm lead time for you based on your order quantity.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.