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ISL78236ARZ Datasheet(PDF) 10 Page - Intersil Corporation |
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ISL78236ARZ Datasheet(HTML) 10 Page - Intersil Corporation |
10 / 24 page ISL78236 10 FN8624.0 April 28, 2014 Submit Document Feedback Typical Operating Performance for Dual PWM Operation Unless otherwise noted, operating conditions are: TA = +25°C; VOUT1 = 1.8V; VOUT2 = 1.8V; IOUT1 = 0A to 3A; IOUT2 = 0A to 3A, L1 = L2 = 0.6µH, COUT1 =2x22µF, COUT2 =2x22µF, FSW = 2.5MHz. FIGURE 5. EFFICIENCY, VIN =3.3V, TA = +25°C FIGURE 6. EFFICIENCY, VIN = 5V, TA = +25°C FIGURE 7. POWER DISSIPATION, VIN = 3.3V, VOUT = 1.8V FIGURE 8. POWER DISSIPATION, VIN = 5V, VOUT = 1.8V FIGURE 9. LINE REGULATION, VOUT = 1.8V, TA = +25°C FIGURE 10. LOAD REGULATION, VOUT = 1.8V, TA = +25°C 40 50 60 70 80 90 100 0 0.5 1.0 1.5 2.0 2.5 3.0 OUTPUT LOAD (A) 2.5VOUT 1.2VOUT 1.8VOUT 1.5VOUT 40 50 60 70 80 90 100 0 0.5 1.0 1.5 2.0 2.5 3.0 OUTPUT LOAD (A) 3.3VOUT 2.5VOUT 1.8VOUT OUTPUT LOAD (A) 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 0 0.5 1.0 1.5 2.0 2.5 3.0 T = +125°C T = -40°C T = +105°C T = +25°C 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 0 0.5 1.0 1.5 2.0 2.5 3.0 OUTPUT LOAD (A) T = +125°C T = -40°C T = +105°C T = +25°C -0.05 0.00 0.05 0.10 0.15 0.20 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 INPUT VOLTAGE (V) VOUT REFERENCED FROM VOUT AT VIN = 2.7V 6A LOAD 3A LOAD 0A LOAD -7 -6 -5 -4 -3 -2 -1 0 0 0.5 1.0 1.5 2.0 2.5 3.0 OUTPUT CURRENT (A) VOUT REFERENCED FROM VOUT AT IOUT = 0A 3.3VIN 5VIN |
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