N channel MOSFETs with integrated drivers for load switch - - PowerPoint PPT Presentation

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n channel mosfets with integrated drivers for load switch
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N channel MOSFETs with integrated drivers for load switch - - PowerPoint PPT Presentation

Nov 27, 2022 11 likes •162 views

better design less parts N channel MOSFETs with integrated drivers for load switch applications December 2012 Silego Technology www.silego.com GFET2 Product Line Dimension, Min. Min/Max Min/Max RDS ON , Part Number Description Package

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December 2012 Silego Technology www.silego.com

better design less parts

N channel MOSFETs with integrated drivers for load switch applications

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Part Number Description Package Dimension, mm (LxWxH) Min/Max VDD Min/Max VD IDS, A RDSON, mOhm Min. TON time, us SLG59M237 (-20 to +70C) Dual GreenFET2 Load Switch TDFN-14 3x2x0.75 4.75/5.25 1/VDD 4.5 17 500 SLG59M247 (-40 to +85C) Dual GreenFET2 Load Switch TDFN-14 3x2x0.75 4.75/5.25 1/VDD 3 17 500

GFET2 Product Line

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GFET2 Advantages

FEATURES

2x3mm TDFN-14 package 0.1uA Sleep and 50uA Active Mode power consumption External capacitor to adjust VS ramp rate VD 1.0V to VDD Two internal discharges per channel for gate and source Independent Ramp Control Integrated VGS Charge Pumps

BENEFITS

Smallest complete load switch with Rds(ON) <20 mohm Direct connect to controller Saves battery power when directly connected to a Li-Ion battery Improves power supply voltage margin Safer design as compared to discrete components Easy to use

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Example Product SLG59M237

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Ramp Rates

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GFET2 Ramp Rate

Voltage Ramp rate capacitance value (pF) VD 250 500 986 1500 1960 2450 5 0.228 0.67 1.13 2.18 2.9 4.23 5.2 3.3 0.19 0.5 0.83 1.6 2.13 3.07 3.7 1 0.13 0.265 0.407 0.735 0.97 1.37 1.67

Typical ramp rate in mS (10%-90% risetime)

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GFET2 Ramp Rate

VDD ON Vs

Conditions: VDD = 5.0V; CCAP = 0pF

VDD ON Vs VDD ON Vs

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GFET2 Ramp Rate

Conditions: VDD = 5.0V; CCAP = 500pF

VDD ON Vs VDD ON Vs ON Vs VDD

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GFET2 Ramp Rate

Conditions: VDD = 5.0V; CCAP = 1000pF

VDD ON Vs VDD ON Vs ON Vs VDD

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GFET2 Ramp Rate

Conditions: VDD = 5.0V; CCAP = 1500pF

VDD ON Vs VDD ON Vs ON Vs VDD

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GFET2 Ramp Rate

Conditions: VDD = 5.0V; CCAP = 2000pF

VDD ON Vs VDD ON Vs ON Vs VDD

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Application example

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Before GFET2

Discharge Circuit

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After GFET2

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Tools to help you

  • GreenFET2 Test board
  • GreenFET2 Datasheets for SLG59M237, SLG59M247