Datasheet

cui.com
CUI Inc │ SERIES: PQMC1-S │ DESCRIPTION: DC-DC CONVERTER date 10/14/2014 │ page 2 of 6
PART NUMBER KEY
PQMC1 - DXX - XXX - S
Input Voltage Output Voltage
Packaging Style
SIP
Base Number
Output
S = single
D = dual
MODEL
(CONTINUED)
input
voltage
output
voltage
output
current
output
power
ripple
and noise
1
efciency
typ
(Vdc)
range
(Vdc) (Vdc)
min
(mA)
max
(mA)
max
(W)
typ
(mVp-p)
typ
(%)
PQMC1-D48-D5-S 48 36~75 ±5 ±5 ±100 1 75 76
PQMC1-D48-D12-S 48 36~75 ±12 ±2 ±42 1 75 80
PQMC1-D48-D15-S 48 36~75 ±15 ±2 ±33 1 75 80
Notes: 1.rippleandnoisearemeasuredat20MHzBWby“parallelcable”methodwith1μFceramicand10μFelectrolyticcapacitorsontheoutput.
INPUT
parameter conditions/description min typ max units
operating input voltage
5 Vdc input models
12 Vdc input models
24 Vdc input models
48 Vdc input models
4.5
9
18
36
5
12
24
48
9
18
36
75
Vdc
Vdc
Vdc
Vdc
start-up voltage
5 Vdc input models
12 Vdc input models
24 Vdc input models
48 Vdc input models
3.5
4.5
11
24
4
8
16
33
4.5
9
18
36
Vdc
Vdc
Vdc
Vdc
surge voltage
for maximum of 1 second
5 Vdc input models
12 Vdc input models
24 Vdc input models
48 Vdc input models
-0.7
-0.7
-0.7
-0.7
12
25
50
100
Vdc
Vdc
Vdc
Vdc
lter capacitancelter
CTRL
2
models ON (CTRL open or insulated)
modelsOFF(connectvoltage,currentintoCTRLis
5~10mA)
Notes: 2. See application notes on page 5.
OUTPUT
parameter conditions/description min typ max units
line regulation full load, input voltage from low to high ±0.2 ±0.5 %
load regulation 5% to 100% load ±0.4 ±0.75 %
voltage accuracy 5% to 100% load ±1 ±3 %
no-load voltage accuracy ±1.5 ±5 %
voltage balance
3
dual output, balanced loads ±0.3 ±0.5 %
switching frequency 100%load,nominalinputvoltage,PFMmode 200 kHz
transient recovery time 25% load step change 0.5 2 ms
transient response deviation 25% load step change ±2.5 ±5 %
temperature coeffecient 100% load ±0.02 ±0.03 %/°C
Notes: 3.Fordualoutputmodels,unbalancedloadsshouldnotexceed±5%.If±5%isexceeded,itmaynotmeetallspecications.
PROTECTIONS
parameter conditions/description min typ max units
short circuit protection automatic recovery
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