bq50120etl16pys SynQor Worldwide Headquarters, bq50120etl16pys Datasheet - Page 6

• Manufacturer Part Number: bq50120etl16pys
• Description: Eighth-brick Dc Bus Converter
• Manufacturer: SynQor Worldwide Headquarters

Product # BQ55120ETL16
T
T
echnical S
echnical S
Figure 7: Maximum output power derating curves vs. ambient air tem-
perature for airflow rates of 100 LFM through 400 LFM with air flow-
ing from output to input (nominal input voltage).
Figure 9: Turn-on transient at half load (resistive load) and 3mF output
capacitance (2.0ms/div). Input voltage pre-applied. Channel 1: Vout
(2V/div). Channel 2: ON/OFF input (2V/div).
Figure 11
50% of Iout(max); dI/dt = 0.1A/µs). Load cap: 15µF, 100 mΩ ESR tantalum cap
and 1µF ceramic cap. Top trace: Vout (200mV/div), Bottom trace: Iout (5A/div).
18
16
14
12
10
8
6
4
2
0
0
:
Output voltage response to step-change in load current (50%-75%-
400 LFM (2.0 m/s)
300 LFM (1.5 m/s)
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
25
pecification
pecification
Ambient Air Temperature (ºC)
Phone [phone]
40
55
70
www.synqor.com
85
Figure 8: Thermal plot of converter at 16 amp load current (192W)
with 55
converter from output to input (nominal input voltage).
Figure 10: Turn-on transient at zero load and 3mF output capacitance
(2.0ms/div). Input voltage pre-applied. Channel 1: Vout (2V/div).
Channel 2: ON/OFF input (2V/div).
Figure 12
Terminal Ripple Current (Figure 13), Input Reflected Ripple Current
(Figure 14) and Output Voltage Ripple (Figure 15).
V
See Fig. 14
SOURCE
°
i
C air flowing at the rate of 200 LFM. Air is flowing across the
S
impedance
Doc.# 005-2BE552B Rev. A
10
:
source
Test set-up diagram showing measurement points for Input
µ
H
<1Ω ESR
electrolytic
capacitor
47 µF,
See Fig. 13
i
P
P
C
Current:
Current:
ackage:
ackage:
Output:
Output:
Input:
Input:
Converter
DC/DC
03/16/06
35-55 V
12 V
16 A
Eighth-brick
35-55 V
12 V
16 A
Eighth-brick
capacitor
ceramic
1
µ
F
450mΩ ESR
(192W)
(192W)
See Fig. 15
capacitor
tantalum
15 µF,
V
Page 6
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