Additional Resources: Product Page
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3D Model
date 06/21/2019
page 1 of 8
SERIES: PYB20-T & PYB20-U │ DESCRIPTION: DC-DC CONVERTER
FEATURES
• up to 20 W isolated output
• industry standard pinout
• 4:1 input range (9~36 Vdc, 18~75 Vdc)
• smaller package
• single/dual regulated outputs
• 1,500 Vdc isolation
• continuous short circuit, over current protection, over voltage protection
• reverse polarity protection on chassis mount (-T) models
• temperature range (-40~85°C)
• six-sided metal shielding
• efficiency up to 90%
input
voltage
output
voltage
output
current
output
power
max
ripple
efficiency2
MODEL
and noise1
typ
range
min
max
max
typ
(Vdc)
(Vdc)
(Vdc)
3.3
5
(mA)
(mA)
5000
4000
1667
1333
834
(W)
(mVp-p)
(%)
PYB20-Q24-S3
PYB20-Q24-S5
PYB20-Q24-S12
PYB20-Q24-S15
PYB20-Q24-S24
PYB20-Q24-D5
PYB20-Q24-D12
PYB20-Q24-D15
PYB20-Q48-S3
PYB20-Q48-S5
PYB20-Q48-S12
PYB20-Q48-S15
PYB20-Q48-S24
PYB20-Q48-D5
PYB20-Q48-D12
PYB20-Q48-D15
24
24
24
24
24
24
24
24
48
48
48
48
48
48
48
48
9~36
250
200
84
16.5
20
20
20
20
20
20
20
16.5
20
20
20
20
20
20
20
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
86
90
89
90
90
86
88
88
86
90
89
90
90
86
88
89
9~36
9~36
12
9~36
15
67
9~36
24
42
9~36
±5
±12
±15
3.3
5
±100
±42
±33
250
200
84
±2000
±834
±667
5000
4000
1667
1333
834
9~36
9~36
18~75
18~75
18~75
18~75
18~75
18~75
18~75
18~75
12
15
67
24
42
±5
±12
±15
±100
±42
±33
±2000
±834
±667
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.
2. Efficiency is approximately 2% lower for chassis mount (-T) models.
PART NUMBER KEY
PYB20 - QXX - XXX - X - X
Mounting Type
T = Chassis mount
U = U-frame
Base Number
Input Voltage
Heatsink*
Output
S = single
D = dual
"blank" = no heatsink
H = with heatsink
Output Voltage
Notes:
*Discontinued heatsink versions.
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