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Texas Instruments LM5160DNTR | Demoboard TIDA-00300
LM5160 wide input 65V, 2A synchronous buck/Fly-Buck™ converter
Overview
| Topology | Buck Converter |
| Input voltage | 12-36 V |
| Switching frequency | 1000 kHz |
| Output 1 | 5 V |
| IC revision | E1 |
Description
This reference design provides a simple means through which to isolate I2C or SPI type communication lines. This is often required in Grid Infrastructure applications such as, protertion relays and circuit breakers, where high voltages are involved. This reference design provides the complete solution in which, both power isolation and signal isolation is handled
Features
- Wide 4.5-V to 65-V Input Voltage Range
- Integrated High-Side and Low-Side Switches
- No External Schottky Diode Required
- 2-A Maximum Load Current
- Adaptive Constant On-Time Control
- No External Loop Compensation
- Fast Transient Response
- Selectable Forced PWM or DCM Operation
- FPWM Supports Multi-Output Fly-Buck™
- Nearly Constant Switching Frequency
- Resistor Adjustable up to 1 MHz
- Programmable Soft-Start Time
- Prebiased Start-Up
- ±1% Feedback Voltage Reference
- LM5160A Allows External VCC Bias
- Inherent Protection Features for Robust Design
- Peak Current Limiting Protection
- Adjustable Input UVLO and Hysteresis
- VCC and Gate Drive UVLO Protection
- Thermal Shutdown Protection With Hysteresis
Typical applications
- Industrial Programmable Logic Controller
- Telecom Primary and Secondary Side Bias / E-Meter Power Line Communication
- IGBT Gate Drive Bias Supply / Low-Power Isolated DC/DC (Fly-Buck)
More information
Products
Order Code | Datasheet | Simulation | Downloads | Status | Product series | C | Tol. C | VR(V (DC)) | Size | Operating Temperature | DF(%) | RISO | Ceramic Type | L(mm) | W(mm) | H(mm) | Fl(mm) | Packaging | L1(µH) | L2(µH) | n | IR(A) | IR 2(A) | ISAT(A) | ISAT1(A) | ISAT2(A) | RDC1 typ(mΩ) | RDC2 typ(mΩ) | RDC1 max(mΩ) | RDC2 max(mΩ) | fres 1(MHz) | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| WCAP-CSGP MLCCs 16 V(DC), 1 nF, ±10% | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-CSGP MLCCs 16 V(DC) | Capacitance1 nF | Capacitance±10% | Rated Voltage16 V (DC) | Size0603 | Operating Temperature -55 °C up to +125 °C | Dissipation Factor3.5 % | Insulation Resistance10 GΩ | Ceramic TypeX7R Class II | Length1.6 mm | Width0.8 mm | Height0.8 mm | Pad Dimension0.4 mm | Packaging7" Tape & Reel | – | – | – | – | – | – | – | – | – | – | – | – | – | |||||
| WCAP-CSGP MLCCs 16 V(DC), 220 nF, ±10% | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-CSGP MLCCs 16 V(DC) | Capacitance220 nF | Capacitance±10% | Rated Voltage16 V (DC) | Size0603 | Operating Temperature -55 °C up to +125 °C | Dissipation Factor5 % | Insulation Resistance2.3 GΩ | Ceramic TypeX7R Class II | Length1.6 mm | Width0.8 mm | Height0.8 mm | Pad Dimension0.4 mm | Packaging7" Tape & Reel | – | – | – | – | – | – | – | – | – | – | – | – | – | |||||
 | WE-TDC SMT Shielded Coupled Inductor, –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-TDC SMT Shielded Coupled Inductor | – | – | Rated Voltage80 V (DC) | Size8018 | Operating Temperature -40 °C up to +125 °C | – | – | – | Length8 mm | Width8 mm | Height1.8 mm | – | – | Inductance 122 µH | Inductance 222 µH | Turns Ratio1:1 | Rated Current0.7 A | Rated Current 20.7 A | Saturation Current1.1 A | Saturation Current 11.1 A | Saturation Current 21.1 A | DC Resistance 1435 mΩ | DC Resistance 2435 mΩ | DC Resistance 1480 mΩ | DC Resistance 2480 mΩ | Self Resonant Frequency [1]17 MHz |