DEMOBOARD TLE 6389-2GV Infineon Technologies, DEMOBOARD TLE 6389-2GV Datasheet
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DEMOBOARD TLE 6389-2GV
Specifications of DEMOBOARD TLE 6389-2GV
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DEMOBOARD TLE 6389-2GV Summary of contents
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Step-Down DC/DC Controller 1 Overview 1.1 Features • Input voltage range from < 60V • Output voltage: 5V fixed or adjustable (7V to 15V) • Output voltage accuracy: 3% • Output current up to 2.3A • 100% ...
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Short functional description The TLE 6389 step-down DC-DC switching controllers provide high efficiency over loads ranging from 1mA up to 2.5A. A unique PWM/PFM control scheme operates with 100% duty cycle, resulting in very low dropout ...
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Basic block diagram VS VOUT Internal Power Supply and Biasing BDS FB CS COMP Voltage Reference Block TLE 6389GV Datasheet Rev. 2.1 ENA BLE PWM / PFM Regulator GND 3 TLE 6389 SI- SI GND RO Battery Sense and ...
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Pin Definitions and Functions Pin No Symbol Function 1 ENABLE Active-High enable input (only at adjustable version, TLE6389-2 GV) for the device. The device is shut down when ENABLE is driven low. In this shut down- mode the reference, ...
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Pin No Symbol Function 10 RO Reset output. Open drain output from undervoltage reset comparator at the adjustable version (TLE6389-2 GV), Pull down structure with an internal 20k pull up resistor to VOUT at the 5V version (TLE6389-2 GV50 and ...
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Absolute Maximum Ratings Item Parameter Device supply input VS 2.1 Voltage 2.2 Current Current sense input CS 2.3 Voltage 2.4 Current Gate drive output GDRV 2.5 Voltage 2.6 Current Buck driver supply input BDS 2.7 Voltage 2.8 Current Feedback ...
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Absolute Maximum Ratings (cont’d) Item Parameter Sense comparator input SI 2.17 Voltage 2.18 Current Sense comparator output SO 2.19 Voltage 2.20 Current Buck output voltage input VOUT 2.21 Voltage 2.22 Voltage 2.23 Current Compensation input COMP 2.24 Voltage 2.25 ...
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Absolute Maximum Ratings (cont’d) Item Parameter Temperatures 2.33 Junction temperature 2.34 Storage temperature 1) ESD susceptibility HBM according to EIA/JESD 22-A 114B. 2) ESD susceptibility CDM according to JESD 22-C101. Note: Stresses above the ones listed here may cause ...
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Operating Range Item Parameter 3.1 Supply voltage range 3.2 Output voltage adjust range TLE 6389-2 GV 3.3 Sense Resistor 3.4 PMOS, on+off delay 3.5 Buck driver supply capacitor 3.6 Buck inductance 3.7 Buck inductance 3.8 Buck output capacitor 3.9 ...
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Electrical Characteristics 5V < V < 48V; -40°C < All voltages with respect to ground; positive current defined flowing into the pin; unless otherwise specified Item Parameter Current Consumption 4.1 Current consumption of VS 4.2 4.3 Current ...
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Electrical Characteristics (cont’d) 5V < V < 48V; -40°C < All voltages with respect to ground; positive current defined flowing into the pin; unless otherwise specified Item Parameter Current Consumption 4.7 Current consumption of VS 4.8 Current ...
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Electrical Characteristics (cont’d) 5V < V < 48V; -40°C < All voltages with respect to ground; positive current defined flowing into the pin; unless otherwise specified Item Parameter Buck Controller 4.14 Output voltage 4.15 4.16 4.17 FB ...
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Electrical Characteristics (cont’d) 5V < V < 48V; -40°C < All voltages with respect to ground; positive current defined flowing into the pin; unless otherwise specified Item Parameter 4.19 Output voltage 4.20 Buck output voltage adjust range ...
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Electrical Characteristics (cont’d) 5V < V < 48V; -40°C < All voltages with respect to ground; positive current defined flowing into the pin; unless otherwise specified Item Parameter 4.24 Line regulation 4.25 Line regulation 4.26 Line regulation ...
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Electrical Characteristics (cont’d) 5V < V < 48V; -40°C < All voltages with respect to ground; positive current defined flowing into the pin; unless otherwise specified Item Parameter 4.27 Load regulation 4.28 4.29 Gate driver, PMOS off ...
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Electrical Characteristics (cont’d) 5V < V < 48V; -40°C < All voltages with respect to ground; positive current defined flowing into the pin; unless otherwise specified Item Parameter 4.35 Gate driver, gate voltage, fall time 4.36 Peak ...
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Electrical Characteristics (cont’d) 5V < V < 48V; -40°C < All voltages with respect to ground; positive current defined flowing into the pin; unless otherwise specified Item Parameter 4.48 Reset threshold 4.49 4.50 Reset output pull up ...
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Electrical Characteristics (cont’d) 5V < V < 48V; -40°C < All voltages with respect to ground; positive current defined flowing into the pin; unless otherwise specified Item Parameter ENABLE Input 4.59 Enable ON- threshold 4.60 Enable OFF- ...
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Electrical Characteristics (cont’d) 5V < V < 48V; -40°C < All voltages with respect to ground; positive current defined flowing into the pin; unless otherwise specified Item Parameter Thermal Shutdown 4.71 Thermal shutdown junction temperature 4.72 Temperature ...
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Typical Performance Characteristics Current consumption I vs. temperature enabled device and µ -50 - Current consumption I vs. temperature ...
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Internal oscillator frequency f vs. temperature T j 380 f OSC kHz 370 360 350 340 330 320 310 -50 - Minimum on time t (blanking) MIN vs. temperature T j 350 t MIN ns 325 300 275 ...
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Output voltage V vs. temperature T VOUT PFM mode (V =24V,I VS Load 5.15 V VOUT V 5.10 5.05 5.00 4.95 4.90 4.85 4.80 -50 - Lower Reset threshold V VOUT, RT vs. temperature T (-3GV50) j 3.72 ...
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Lower Sense threshold V vs. temperature T j 1.28 V SI,low V 1.27 1.26 1.25 1.24 1.23 1.22 1.21 -50 - resistance of SI_GND switch R vs. temperature T j 280 R SW 240 200 160 120 ...
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Output Voltage vs Load Current 1.4 V OUT V OUT,nom 1.2 1.0 0.8 0.6 0.4 0 0.25 0.5 0.75 Datasheet Rev. 2.1 TLE 6389 50m SENSE V = 13.5V VS App. Circuit Fig. 3 1.0 ...
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Detailed circuit description In the following, some internal blocks of the TLE6389 are described in more detail. For the right choice of the external components please refer to the section application information. 6.1 PFM/PWM Step-down regulator To meet the ...
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The ON-trigger is set periodically by the internal oscillator when acting in PWM mode and is given by the output of the WAKE-comparator when operating in PFM mode. The Multiplexer (MUX) is switched by the output of the MODE-detector which ...
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Application information Note: The following information is given as a hint for the implementation of the device only and shall not be regarded as a description or warranty of a certain functionality, condition or quality of the device. 7.1 ...
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R = SENSE V 47m IN1 C = 100 F BDS 220 nF 11 BDS SI1 IN2 TLE6389-2 GV 400k 220nF SI_GND ENABLE SI2 100k 6 ON ...
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SI_Enable Connecting SI_ENABLE to 5V causes SI_GND to have low impedance. Thus the SI comparator is in operation and can be used to monitor the battery voltage. SO output signal is valid. Connecting SI_ENABLE to GND causes SI_GND to ...
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VOUT thermal shutdown Figure 4 Reset timing 7.7 100% duty-cycle operation and dropout The TLE 6389 operates with a duty cycle up to 100%. This feature allows to operate ...
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SYNC Input and Frequency Control The TLE 6389’s internal oscillator is set for a fixed PWM switching frequency of 360kHz or can be synchronized to an external clock at the SYNC pin. When the internal clock is used SYNC ...
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To achieve the same effect of slope compensation in the adjustable voltage version also the inductance in µH is given by H 4 – -------- - V 2,0 10 V The inductance value determines together with the input ...
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PFM and PWM thresholds The crossover thresholds PFM to PWM and vice versa strongly depend on the input voltage V , the Buck converter inductance L1, the sense resistor value R IN turn on and turn off delays of ...
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Freewheeling diode / catch diode (D1) For lowest power loss in the freewheeling path Schottky diodes are recommended. With those types the reverse recovery charge is negligible and a fast hand over from freewheeling to forward conduction mode is ...
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Components recommendation - overview Device Type C Electrolytic /Foil type IN1 C Ceramic IN2 L1 B82464-A4473 B82479-A1473-M DO3340P-473 DO5022P-683 DS5022P-473 M1 BSO 613SPV BSP 613P SPD09P06PL C Ceramic BDS D1 MBRD360 MBRD340 SS34 C B45197-A2107 OUT C Ceramic COMP ...
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Package Outlines 1.27 +0.10 2) 0.41 -0.06 14 Index Marking 1) Does not include plastic or metal protrusion of 0.15 max. per side 2) Lead width can be 0.61 max. in dambar area Figure 5 Outline PG-DSO-14-1 (Plastic Green ...
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Revision History Version Date Rev. 2.0 2006-08-24 Final Datasheet TLE 6389-2/-3 Rev. 2.1 2007-08-13 Initial version of RoHS-compliant derivate of TLE 6389-2/-3 Datasheet Rev. 2.1 Changes – page 1: AEC certified statement added – page 1 and page 36: ...
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... Infineon Technologies Office. Infineon Technologies components may be used in life-support devices or systems only with the express written approval of Infineon Technologies failure of such components can reasonably be expected to cause the failure of that life-support device or system or to affect the safety or effectiveness of that device or system. Life support devices or systems are intended to be implanted in the human body or to support and/or maintain and sustain and/or protect human life ...