PYB10 Datasheet, PDF (2/6 Pages) CUI INC – DC-DC CONVERTER

CUI Inc │ SERIES: PYB10 │ DESCRIPTION: DC-DC CONVERTER
date 08/15/2013 │ page 2 of 6
INPUT
parameter
conditions/description
min
typ
operating input voltage
24 V input models
48 V input models
9
24
18
48
start-up voltage
24 V input models
48 V input models
surge voltage
for maximum of 1 second
24 V input models
48 V input models
-0.7
-0.7
filter
pi filter
models ON (CTRL open or connect high level, 3.5-12 Vdc)
CTRL¹
models OFF (CTRL connect GND or low level, 0-1.2 Vdc)
input current (models OFF)
1
Note:
1. CTRL pin voltage is referenced to GND.
OUTPUT
parameter
conditions/description
min
line regulation
full load, input voltage from low to high
load regulation
5% to 100% load
cross regulation
dual output models:
main output 50% load, secondary output from
10% to 100% load
voltage accuracy
voltage balance²
dual output, balanced loads
switching frequency
PWM mode
transient recovery time
25% load step change
transient response deviation
25% load step change
temperature coefficient
100% load
Note: 2. For dual output models, unbalanced load can not exceed ±5%. If ±5% is exceeded, it may not meet all specifications.
typ
±0.2
±0.5
±1
±0.5
350
300
±3
PROTECTIONS
parameter
short circuit protection
over voltage protection
conditions/description
continuous, automatic recovery
min
typ
110
120
SAFETY AND COMPLIANCE
parameter
conditions/description
min
typ
isolation voltage
for 1 minute at 1 mA max.
1,500
isolation resistance
at 500 Vdc
1,000
conducted emissions
CISPR22/EN55022, class A, class B (external circuit required, see Figure 1-b)
radiated emissions
CISPR22/EN55022, class A, class B (external circuit required, see Figure 1-b)
ESD
IEC/EN61000-4-2, class B, contact ± 4kV
radiated immunity
IEC/EN61000-4-3, class A, 10V/m
EFT/burst
IEC/EN61000-4-4, class B, ± 2kV (external circuit required, see Figure 1-a)
surge
IEC/EN61000-4-5, class B, ± 2kV (external circuit required, see Figure 1-a)
conducted immunity
IEC/EN61000-4-6, class A, 3 Vr.m.s
voltage dips & interruptions
IEC/EN61000-4-29, class B, 0%-70%
MTBF
as per MIL-HDBK-217F @ 25°C
1,000,000
RoHS compliant
yes
max
36
75
9
18
50
100
3
max
±0.5
±1
±5
±2
±1.5
500
±5
±0.03
max
140
max
units
Vdc
Vdc
Vdc
Vdc
Vdc
Vdc
mA
units
%
%
%
%
%
KHz
μs
%
%/°C
units
%Vo
units
Vdc
MΩ
hours
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