FAN5059MX Datasheet, PDF (6/18 Pages) Fairchild Semiconductor – High Performance Programmable Synchronous DC-DC Controller for Multi-Voltage Platforms

FAN5059
PRODUCT SPECIFICATION
Typical Operating Characteristics
(V_CCA = 5V, V_CCP = 12V, and T_A = +25°C using circuits in Figure 1, unless otherwise noted.)
88
86
84
82
80
78
76
74
72
70
68
66
64
0
V_CPU Efficiency vs. Output Current
V_OUT = 2.000V
V_OUT = 1.550V
3
6
9
12 15 18
Output Current (A)
2.04
2.03
2.02
2.01
2.00
1.99
1.98
1.97
1.96
1.95
1.94
0
Droop, V_CPU = 2.0V, R_D = 8K Ω
3
6
9
12 15 18
Output Current (A)
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0
CPU Output Voltage vs. Output Current
5
10
15
20
25
Output Current (A)
Output Programming, VID4 = 0
2.1
1.9
1.7
1.5
1.3
1.1
1.30 1.40 1.50 1.60 1.70 1.80 1.90 2.00
DAC Setpoint
Output Programming, VID4 = 1
3.5
3.0
2.5
2.0
1.5
1.0
2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 3.0 3.1 3.2. 3.3 3.4 3.5
DAC Setpoint
6
REV. 1.0.4 8/14/03