PQ40033QGA25NNS-G SYNQOR, PQ40033QGA25NNS-G Datasheet - Page 7

• Manufacturer Part Number: PQ40033QGA25NNS-G
• Description: PowerQor DC/DC Converters
• Manufacturer: SYNQOR

Specifications of PQ40033QGA25NNS-G

• Dc / Dc Converter O/p Type: Fixed
• No. Of Outputs: 1
• Input Voltage: 18V To 75V
• Power Rating: 82W
• Output Voltage: 3.3V
• Output Current: 25A
• Approval Bodies: CUL, TUV, UL
• Supply Voltage: 48V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Product # PQ40033QGA25
T
T
echnical S
Figure 17: Test set-up diagram showing measurement points for Input
Terminal Ripple Current (Figure 18), Input Reflected Ripple Current
(Figure 19) and Output Voltage Ripple (Figure 20).
echnical S
Figure 13: Turn-on transient at full load (resistive load) (5 ms/div).
Input voltage pre-applied. Ch 1: Vout (2V/div). Ch 2: ON/OFF input
(5V/div)
Figure 15
75%-50% of Iout(max); dI/dt = 0.1A/µs). Load cap: 10µF, 100 mΩ ESR tanta-
lum cap and 1µF ceramic cap. Ch 1: Vout (100mV/div), Ch 2: Iout (10A/div).
V
See Fig. 19
SOURCE
i
S
impedance
10
:
source
Output voltage response to step-change in load current (50%-
µ
H
electrolytic
<1Ω ESR
capacitor
47 µF,
See Fig. 18
pecification
pecification
i
C
Phone [phone]
Converter
DC/DC
capacitor
ceramic
1
µ
F
100mΩ ESR
See Fig. 20
capacitor
tantalum
10 µF,
www.synqor.com
V
OUT
Figure 18: Input Terminal Ripple Current, i c , at full rated output cur-
rent and nominal input voltage with 10
electrolytic capacitor (200 mA/div). See Figure 17.
Figure 14: Turn-on transient at zero load (5 ms/div). Ch 1: Vout
(2V/div). Ch 2: ON/OFF input (5V/div).
Figure 16
75%-50% of Iout(max): dI/dt = 5A/µs). Load cap: 470µF, 30 mΩ ESR tanta-
lum cap and 1µF ceramic cap. Ch 1: Vout (100mV/div), Ch 2: Iout (10A/div).
Doc.# 005-2QG333D Rev. B
:
Output voltage response to step-change in load current (50%-
P
P
Current:
Current:
ackage:
ackage:
Output:
Output:
Input:
Input:
µ
H source impedance and 47µF
05/05/06
18-75 V
3.3 V
25 A
Quarter-brick
18-75 V
3.3 V
25 A
Quarter-brick
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