XR79106 Datasheet, PDF (6/19 Pages) Exar Corporation – 22V, 6A Synchronous Step-Down

XR79106
Typical Performance Characteristics
T_A = 25°C, V_IN = 12V, V_OUT = 1.2V, I_OUT = 6A, f = 600kHz, unless otherwise specified. Schematic shown in Figure 27.
1.240
1.230
1.220
1.210
1.200
1.190
1.180
1.170
1.160
0
1
2
3
4
5
6
IOUT (A)
Figure 3. Load Regulation
1.240
1.230
1.220
1.210
1.200
1.190
1.180
1.170
1.160
4 6 8 10 12 14 16 18 20 22
VIN (V)
Figure 4. Line Regulation
1,000
900
800
700
600
500
400
300
200
100
0
0
Calculated
Typical
5 10 15 20 25 30 35 40 45
RON (kΩ)
Figure 5. t_ON vs. R_ON
500
450
400
350
300
250
200
150
100
4
Calculated
Typical
6 8 10 12 14 16 18 20 22
VIN (V)
Figure 6. t_ON vs. V_IN, R_ON = 6.98kΩ
800
700
600
500
400
300
200
100
0
0
1
2
3
4
5
6
IOUT (A)
Figure 7. Switching Frequency vs. I_OUT
800
700
600
500
400
300
200
100
0
4
6 8 10 12 14 16 18 20 22
VIN (V)
Figure 8. Switching Frequency vs. V_IN
REV1B
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