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LNB series
Single Output
DC/DC Converter
FEATURES
• 6 sided Continuous Shielding
• Up to 85% Efficiency
• Output Overvoltage Protection
• 1500 VDC Input/Output Isolation
• Industry Standard 1.0” X 2.0” X 0.4” Package
• Short Circuit Protection
• Synchronization
INPUT CHARACTERISTICS
DESCRIPTIONS
Units/Comments
Min Typ Max
The LNB series are 10 watts low-profile dc-dc converters
that operate over input voltage ranges of 4.5 - 7 VDC, 8 - 16
VDC and 18 - 36 VDC, and provide precisely regulated output
voltages of 3.3V, 5V, 12V and 15V.
Input Voltage
5 VDC Input Models
12 VDC Input Models
24 VDC Input Models
OverVoltage Shut Down
5 VDC Input Models
12 VDC Input Models
24 VDC Input Models
VDC
VDC
VDC
4.5
8
18
7
16
36
o
o
The -30 C to +71 C operating temperature range makes the
LNB series ideal for data communication equipments,
mobile battery driven equipment, distributed power systems,
telecommunication equipment, mixed analog / digital
subsystems, process/machine control equipment, computer
peripheral systems and industrial robot systems.
VDC
VDC
VDC
9
19
39
OUTPUT CHARACTERISTICS
GENERAL CHARACTERISTICS
Min Typ Max
Unit/Comments
% Output voltage at
nominal line & FL
Vo measured from
min. input line to
max.
% Output voltage
measured from FL
to no load
% per degree C
mV p-p measured
at 10 MHz bandwidth
with external 5 μf
low ESR capacitor
Refer to model
selection chart
% deviation of Vout
voltage for step load
20-80% & 50-100%
for 500μS
Min Typ Max Unit/Comments
1
Output Voltage Set Point
Line Regulation
Clock Frequency
Switching Frequency
Isolation Voltage
Isolation Resistance
MTBF (MIL-HBK-217F)
800
400
kHz
kHz
-0.1
-0.1
+0.1
+0.1
1500
50
0.6
VDC, 1 minute
Mohm, 50VDC
Million Hours,
o
Load Regulation
+25 C, Ground
Benign
Isolation Capacitance
Remote On/Off
On
1000
pF, 100kHz, 1Volt
0.01
10
Temperature Coefficient
Ripple/Noise
2
-0.6
5
VDC; Referenced to
Off
0.5 input return
Synchronization
10 %above clock frequency
Output Voltage and Current
2
4
Transient Response
Deviation
Short Circuit Protection
Overvoltage Protection
Indefinite, Automatic
Recovery. Hickup.
% Hickup. See
model selection chart
mS
125
10
8
Turn-on Time
Logic Turn-on
mS
>> B-103