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PI3542-00-LGIZ Datasheet, PDF (19/37 Pages) Vicor Corporation – 36 Vin to 60 Vin Cool-Power ZVS Buck Regulator & LED Driver
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PI3545-00 (5.0 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 31 — 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 34 — 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 32 — 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 35 — 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 33 — Load Current vs. Ambient Temperature, 400 LFM
Output Equivalent Resistance vs.
Error Voltage V(EAO)
4.5
45
4
40
3.5
35
3
30
2.5
25
2
20
1.5
15
1
10
0.5
5
0
0
1
2
V(EAO) Volts DC
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 36 — Output Equivalent Resistance vs. Error Voltage V(EAO)
Cool-Power®
Page 19 of 37
Rev 1.3
02/2016
vicorpower.com
800 927.9474
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