PYB15 Datasheet, PDF (2/7 Pages) CUI INC – DC-DC CONVERTER

CUI Inc │ SERIES: PYB15 │ DESCRIPTION: DC-DC CONVERTER
date 08/15/2013 │ page 2 of 7
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
under voltage shutdown
24 V input models
48 V input models
7.5
16
surge voltage
for maximum of 1 second
24 V input models
48 V input models
-0.7
-0.7
start-up time
nominal input, constant load
10
filter
pi filter
models ON (CTRL open or connect TTL high level, 2.5-12 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
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 5%
to 100% load
voltage accuracy
voltage balance
dual output, balanced loads
adjustability²
switching frequency
PWM mode
transient recovery time
25% load step change
transient response deviation
25% load step change
temperature coefficient
100% load
Note:
2. Output trimming available on single output models only.
min
typ
±0.2
±0.5
±1
±0.5
±10
300
300
±3
PROTECTIONS
parameter
short circuit protection
over current protection
over voltage protection
conditions/description
hiccup, continuous, automatic recovery
3.3 Vdc output models
5 Vdc output models
12 Vdc output models
15 Vdc output models
24 Vdc output models
min
typ
160
3.9
6.2
15
18
30
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
cui.com
max
36
75
9
17.8
50
100
max
±0.5
±1
±5
±3
±1
500
±5
±0.02
max
max
units
Vdc
Vdc
Vdc
Vdc
Vdc
Vdc
Vdc
Vdc
ms
mA
units
%
%
%
%
%
%
KHz
μs
%
%/°C
units
%
Vdc
Vdc
Vdc
Vdc
Vdc
units
Vdc
MΩ