ISL85001IRZ-T Просмотр технического описания (PDF) - Renesas Electronics
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ISL85001IRZ-T Datasheet PDF : 16 Pages
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ISL85001
Typical Performance Curves Unless otherwise noted, operating conditions are: TA = +25°C, VIN = 12V, EN = VDD, L = 22µH, C9 = 10µF,
C11 = 47µF, IOUT = 0A to 1A. See “VIN” on page 4. (Continued)
1.814
2.506
1.813
1.812
1.811
25VIN
12VIN
2.505
2.504
2.503
25VIN
12VIN
1.810
2.502
1.809
2.501
1.808
1.807
5VIN
1.806
0.0
0.2
0.4
0.6
0.8
1.0
OUTPUT LOAD (A)
2.500
2.499
5VIN
2.498
0.0
0.2
0.4
0.6
0.8
1.0
OUTPUT LOAD (A)
FIGURE 9. VOUT REGULATION vs LOAD, 500kHz, 1.8VOUT
FIGURE 10. VOUT REGULATION vs LOAD, 500kHz, 2.5VOUT
3.330
3.328
3.326
25VIN
12VIN
3.324
3.322
3.320
3.318
7VIN
3.316
3.314
0.0
0.2
0.4
0.6
0.8
1.0
OUTPUT LOAD (A)
FIGURE 11. VOUT REGULATION vs LOAD, 500kHz, 3.3VOUT
4.99
4.98
4.97
4.96
25VIN
4.95
4.94
7VIN
4.93
4.92
12VIN
4.91
0.1
0.3
0.5
0.7
0.9
OUTPUT LOAD (A)
FIGURE 12. VOUT REGULATION vs LOAD, 500kHz, 5VOUT
PHASE 5V/DIV
PHASE 5V/DIV
VOUT RIPPLE
20mV/DIV
IL 0.1A/DIV
FIGURE 13. STEADY STATE OPERATION AT NO LOAD (5µs/DIV)
VOUT RIPPLE
20mV/DIV
IL 0.5A/DIV
FIGURE 14. STEADY STATE OPERATION AT FULL LOAD (1µs/DIV)
FN6769 Rev.3.00
Apr 14, 2017
Page 8 of 16
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