PRF20 Datasheet, PDF (2/6 Pages) CUI INC – DC-DC CONVERTER

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CUI Inc │ SERIES: PRF20 │ DESCRIPTION: DC-DC CONVERTER
date 02/12/2014 │ page 2 of 6
INPUT
parameter
conditions/description
min
operating input voltage
43
under voltage shutdown
power up
power down
surge voltage
for maximum of 100 ms
start-up time
single output models
dual output models
CTRL¹
positive logic
negative logic
models ON (open or 3.5~75 Vdc)
models OFF (0~1.2 Vdc)
models ON (0~1.2 Vdc)
models OFF (open or 3.5~75 Vdc)
filter
pi filter
Note:
1. Open collector refer to -Vin.
OUTPUT
parameter
conditions/description
maximum capacitive load
5V output model
12V output model
15V output model
±12V output model
±15V output model
line regulation
from high line to low line
load regulation
from full load to no load
single output models
dual output models
cross regulation
dual output models, load cross variation 10%/100%
voltage accuracy
adjustability²
switching frequency
transient response
25% load step change
temperature coefficient
Note:
2. Output trimming available on single output models only
min
PROTECTIONS
parameter
short circuit protection
over current protection
over voltage protection
conditions/description
continuous
protected by internal zener or TVS clamp
5V output model
12V output model
15V output model
±12V output model
±15V output model
min
110
SAFETY AND COMPLIANCE
parameter
conditions/description
min
isolation voltage
input to output for 1 minute
2,250
isolation resistance
1000
safety approvals
UL60950-1
EMI/EMC
EN55022 class A, EN50155 (external circuit required)
RoHS
2011/65/EU
cui.com
typ
110
40
38
15
25
typ
±10
250
typ
6.2
15
18
±15
±18
typ
max
160
200
units
Vdc
Vdc
Vdc
Vdc
ms
ms
max
5600
1000
1000
±680
±350
±0.2
±0.5
±1
±5
±1.5
250
±0.03
units
μF
μF
μF
μF
μF
%
%
%
%
%
%
KHz
μs
%/°C
max
160
max
units
%
Vdc
Vdc
Vdc
Vdc
Vdc
units
Vdc
MΩ