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PI3545-00-LGIZ Datasheet, PDF (11/37 Pages) Vicor Corporation – 36 Vin to 60 Vin Cool-Power ZVS Buck Regulator & LED Driver
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PI3542-00 (2.5 VOUT) Electrical Characteristics
PI354x-00
Load Current vs. Ambient Temperature, 0 LFM
12
10
8
36 Vin
6
48 Vin
60 Vin
4
2
0
50
75
100
125
Ambient Temperature (°C)
Figure 7 — Load Current vs. Ambient Temperature, 0 LFM
Output Current vs. Error Voltage V(EAO)
12
10
8
6
4
2
0
0
0.5
1
1.5
2
2.5
3
V(EAO) Volts
IOUT @ VIN = 36 V
IOUT @ VIN = 48 V
IOUT @ VIN = 60 V
Figure 10 — Output Current vs. Error Voltage V(EAO)
Load Current vs. Ambient Temperature, 200 LFM
12
10
8
36 Vin
6
48 Vin
60 Vin
4
2
0
50
75
100
125
Ambient Temperature (°C)
Figure 8 — Load Current vs. Ambient Temperature, 200 LFM
Modulator Gain vs. Error Voltage (VEAO)
8
7
6
5
4
3
2
1
0
0
1
2
3
V(EAO) Volts
gmod @ VIN = 36 V
gmodT @ VIN = 48 V
gmod @ VIN = 60 V
Figure 11 — Modulator Gain vs. Error Voltage (VEAO)
Load Current vs. Ambient Temperature, 400 LFM
12
10
8
36 Vin
6
48 Vin
60 Vin
4
2
0
50
75
100
125
Ambient Temperature (°C)
Figure 9 — Load Current vs. Ambient Temperature, 400 LFM
1.5
1.4
1.3
1.2
1.1
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
0
Output Equivalent Resistance vs.
Error Voltage V(EAO)
1
2
V(EAO) Volts DC
35
30
25
20
15
10
5
0
3
req_OUT_DCM @ VIN = 36 V
req_OUT_DCM @ VIN = 48 V
req_OUT_DCM @ VIN = 60 V
req_OUT_CrCM @ VIN = 36 V
req_OUT_CrCM @ VIN = 48 V
req_OUT_CrCM @ VIN = 60 V
Figure 12 — Output Equivalent Resistance vs.Error Voltage V(EAO)
Cool-Power®
Page 11 of 37
Rev 1.3
02/2016
vicorpower.com
800 927.9474
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