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L6229DTR Scheda tecnica(PDF) 3 Page - STMicroelectronics |
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L6229DTR Scheda tecnica(HTML) 3 Page - STMicroelectronics |
3 / 25 page 3/25 L6229 Table 3. Recommended Operating Condition Table 4. Thermal Data Symbol Parameter Test Conditions MIN MAX Unit VS Supply Voltage VSA = VSB = VS 12 52 V VOD Differential Voltage between: VSA, OUT1, OUT2, SENSEA and VSB, OUT3, SENSEB VSA = VSB = VS; VSENSEA = VSENSEB 52 V VREF Voltage Range at pin VREF -0.1 5 V VSENSE Voltage Range at pins SENSEA and SENSEB (pulsed tW < trr) (DC) -6 -1 6 1 V V IOUT DC Output Current VSA = VSB = VS 1.4 A TJ Operating Junction Temperature -25 125 °C fSW Switching Frequency 100 KHz Symbol Description PDIP24 SO24 PowerSO36 Unit Rth(j-pins) Maximum Thermal Resistance Junction-Pins 19 15 °C/W Rth(j-case) Maximum Thermal Resistance Junction-Case 2 °C/W Rth(j-amb)1 MaximumThermal Resistance Junction-Ambient (1) (1) Mounted on a multi-layer FR4 PCB with a dissipating copper surface on the bottom side of 6 cm2 (with a thickness of 35 µm). 44 55 - °C/W Rth(j-amb)1 Maximum Thermal Resistance Junction-Ambient (2) (2) Mounted on a multi-layer FR4 PCB with a dissipating copper surface on the top side of 6 cm2 (with a thickness of 35 µm). -- 36 °C/W Rth(j-amb)1 MaximumThermal Resistance Junction-Ambient (3) (3) Mounted on a multi-layer FR4 PCB with a dissipating copper surface on the top side of 6 cm2 (with a thickness of 35 µm), 16 via holes and a ground layer. -- 16 °C/W Rth(j-amb)2 Maximum Thermal Resistance Junction-Ambient (4) (4) Mounted on a multi-layer FR4 PCB without any heat-sinking surface on the board. 59 78 63 °C/W |
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