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CUI Inc

│ SERIES: VQB100R │ DESCRIPTION: DC-DC CONVERTER

date 01/29/2013

│ page 2 of 4

INPUT

parameter

conditions/description

min

typ

max

units

operating input voltage

66

110

160

Vdc

input surge voltage

100 ms max.

180

Vdc

under voltage lockout

power up

power down

62

56

Vdc

Vdc

filter

PI type

Notes:

1. logic compatibility, open collector ref to -input

Module ON, >3.5 ~ 75 Vdc or open circuit

Module OFF, <1.8 Vdc

OUTPUT

parameter

conditions/description

min

typ

max

units

line regulation

measured from high line to low line

±0.2

%

load regulation

measured from full load to zero load

±0.2

%

start-up time

45

ms

voltage accuracy

±1.5

%

transient response

25% step load change

error band

recover time

±5

200

% Vout

µs

±10

%

switching frequency

100% load, input voltage range

200

kHz

temperature coefficient

±0.03

%/°C

Notes:

2. trim-up: connect a resistor between the trim pin and -Sense

trim-down: connect a resistor between the trim pin and +Sense

PROTECTIONS

parameter

conditions/description

min

typ

max

units

over voltage protection

%Vo

115

140

%

short circuit protection

continuous

current limit

% nominal output current

110

180

%

thermal shutdown case temp.

105

°C

SAFETY AND COMPLIANCE

parameter

conditions/description

min

typ

max

units

isolation voltage

input to output

input to case

output to case

2,250

2,250

1,500

Vdc

Vdc

Vdc

isolation resistance

10

MΩ

isolation capacitance

1,000

pF

safety approvals

UL 60950-1

EMI/EMC

EN 50155 (EN 50121-3-2) with external filter

RoHS compliant

yes