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XCM524BB02DR-G Datasheet(PDF) 4 Page - Torex Semiconductor |
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XCM524BB02DR-G Datasheet(HTML) 4 Page - Torex Semiconductor |
4 / 52 page 4/52 XCM524 Series Ta=25℃ *1 IROUT= Less than Pd /(VIN1-VROUT) *2 The power dissipation figure shown is PCB mounted. Please refer to page 50 for details. Please also note that the power dissipation is for each channel. PARAMETER SYMBOL RATINGS UNITS VIN1Voltage VIN1 7.0 V VROUT Current IROUT 700 (*1) mA VROUT Voltage VROUT VSS - 0.3 ∼ VIN1 + 0.3 V VDOUT Current IDOUT 50 mA VDOUT Voltage VDOUT VSS -0.3 ∼ 7.0 V Cd Voltage VCd VSS - 0.3 ∼ VIN1 + 0.3 V VIN2 Current VIN2 -0.3 ∼ 6.5 V Lx Voltage VLx -0.3 ∼ VIN2 + 0.3 ≦ 6.5 V DCOUT Voltage VDCOUT -0.3 ∼ 6.5 V EN2 Voltage VEN2 -0.3 ∼ 6.5 V Lx Current ILx ±1500 mA USP-12B01 150 800 (Only 1ch operation) Power Dissipation USP-12B01 (PCB mounted (*2)) Pd 600 (Both 2ch operation) mW Junction Temperature Tj 125 ℃ Operating Temperature Range Topr - 40 ∼ + 85 ℃ Storage Temperature Range Tstg - 55 ∼ + 125 ℃ R2 R1 Error Amp. Vref with Soft Start, CE Phase Compensation PWM/PFM Selector Current Feedback Current Limit PWM Comparator Logic Synch Buffer Drive R3 R4 UVLO UVLO Cmp Ramp Wave Generator OSC Lx CE/MODE Control Logic CE/ VSHORT CE R2 R1 Error Amp. Vref with Soft Start, CE Phase Compensation PWM/PFM Selector Current Feedback Current Limit PWM Comparator Logic Synch Buffer Drive R3 R4 UVLO UVLO Cmp Ramp Wave Generator OSC Lx V SS V IN V OUT CE/MODE Control Logic VSHORT Step-Down DC/DC Step-Down DC/DC Available with CL Discharge, High Speed Soft-Start V SS V IN V OUT CE ■BLOCK DIAGRAMS ■ABSOLUTE MAXIMUM RATINGS * A fixed PWM control scheme because that the “CE Control Logic” outputs a low level signal to the “PWM/PFM Selector”. * An auto PWM/PFM switching control scheme because the “CE Control Logic” outputs a high level signal to the “PWM/PFM Selector”. *Diodes inside the circuit are an ESD protection diode and a parasitic diode. |
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