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ISL28478 Scheda tecnica(PDF) 10 Page - Intersil Corporation |
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ISL28478 Scheda tecnica(HTML) 10 Page - Intersil Corporation |
10 / 13 page 10 FN6145.1 September 28, 2006 Pin Descriptions FIGURE 35. PACKAGE POWER DISSIPATION vs AMBIENT TEMPERATURE FIGURE 36. PACKAGE POWER DISSIPATION vs AMBIENT TEMPERATURE Typical Performance Curves (Continued) 893mW θ JA = 11 2°C /W Q SO P1 6 1.4 1.2 1 0.8 0.6 0.2 0 0 255075 100 150 AMBIENT TEMPERATURE (°C) 125 85 JEDEC JESD51-7 HIGH EFFECTIVE THERMAL CONDUCTIVITY TEST BOARD 0.4 633mW θ JA =1 58° C/W QS OP 16 1.2 1 0.8 0.6 0.4 0 0 25 50 75 100 150 AMBIENT TEMPERATURE (°C) 125 85 JEDEC JESD51-3 LOW EFFECTIVE THERMAL CONDUCTIVITY TEST BOARD 0.2 ISL28278 (16 LD QSOP) ISL28478 (16 LD QSOP) PIN NAME EQUIVALENT CIRCUIT DESCRIPTION 3 1 OUT_A Circuit 3 Amplifier A output 4 2 IN-_A Circuit 1 Amplifier A inverting input 5 3 IN+_A Circuit 1 Amplifier A non-inverting input 15 4 V+ Circuit 4 Positive power supply 12 5 IN+_B Circuit 1 Amplifier B non-inverting input 13 6 IN-_B Circuit 1 Amplifier B inverting input 14 7 OUT_B Circuit 3 Amplifier B output 1, 2, 8, 9, 10, 16 8, 9 NC No internal connection 10 OUT_C Circuit 3 Amplifier C output 11 IN-_C Circuit 1 Amplifier C inverting input 12 IN+_C Circuit 1 Amplifier B non-inverting input 7 13 V- Circuit 4 Negative power supply 14 IN+_D Circuit 1 Amplifier D non-inverting input 15 IN-_D Circuit 1 Amplifier D inverting input 16 OUT_D Circuit 3 Amplifier D output 6EN_A Circuit 2 Amplifier A enable pin internal pull-down; Logic “1” selects the disabled state; Logic “0” selects the enabled state. 11 EN_B Circuit 2 Amplifier B enable pin with internal pull-down; Logic “1” selects the disabled state; Logic “0” selects the enabled state. IN- V+ V- LOGIC PIN V+ V- V+ V- OUT CIRCUIT 3 CIRCUIT 1 CIRCUIT 2 IN+ V+ V- CAPACITIVELY COUPLED ESD CLAMP CIRCUIT 4 ISL28278, ISL28478 |
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