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SC473EVB Datasheet(PDF) 3 Page - Semtech Corporation |
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SC473EVB Datasheet(HTML) 3 Page - Semtech Corporation |
3 / 18 page 3 © 2006 Semtech Corp. www.semtech.com SC473 POWER MANAGEMENT Absolute Maximum Ratings Exceeding the specifications below may result in permanent damage to the device or device malfunction. Operation outside of the parameters specified in the Electrical Characteristics section is not implied. Parameter Condition Min Max Units Supply Voltage (V5) -0.3 6.5 V BST to PGND Static -0.3 30 V Transient <100ns -0.3 34 V BST to DRN -0.3 6 V DRN to PGND Static -2 25 V Transient <100ns -5 29 V TG to PGND DRN, -0.3 BST, +0.3 V BG to PGND -0.3 V5, +0.3 V All Other Pins to PGND -0.3 VCCA +0.3 V Thermal Resistance Junction to Ambient JESD51 Standard Method* θ JA 28 o C/W Operating Junction Temperature Range T J -40 125 o C Storage Temperature Range T STG -65 150 o C Peak IR Reflow (10-40sec) T IRreflow 260 o C Unless otherwise specified, VccA = V5 = 5V, -40° < T J < +125°C. Electrical Characteristics *Calculated from package in still air, mounted to 3” x 4.5”, 4 layer FR4 PCB with thermal vias under the exposed pad per JESD51 standards. Parameter Condition Min Typ Max Units Control / Driver Supply (V5) V5 Operating Range 4.5 5.0 5.5 V V5 UVLO Rising 4.25 4.4 4.5 V Hysteresis Falling 50 150 250 mV V5 Current EN = L0 10 μA In UVLO 0.8 1.3 mA Operating (Static) 10 12 mA |
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