www.martekpower.com
200HFS series
FEATURES
Single & Dual Output
DC/DC Converter
• Miniature Single-Inline-Package (SIP)
• 1000 VDC Input/Output Isolation
• High Efficiency
• Wide Operating Temperature Range
• MTBF > 2,000,000 Hours
• Low Cost
INPUT CHARACTERISTICS
DESCRIPTIONS
Unit/Comments
Min Typ Max
The 200HFS series is a family of cost effective 2 watt single
and dual output DC/DC converters in ultra-miniature SIP
packages. 21 models operate from input bus voltages of 5V,
12 and 24V; producing output voltage levels of 3.3V, 5V,12V,
15V, 5, 12V and 15V for a wide choice.
Input Voltage
5 VDC Input Models
12 VDC Input Models
24 VDC Input Models
Input Fuse Requirements
5 VDC Input Models
12 VDC Input Models
24 VDC Input Models
Reverse Polarity Input
Current
VDC
VDC
VDC
4.5
5
5.5
10.8 12 1±.2
21.6 24 26.4
mA; Slow blow type
mA; Slow blow type
mA; Slow blow type
A
1000
500
200
0.±
The 200HFS series is ideal for a variety of applications
including distributed power systems, mixed analog / digital
subsystems, portable test equipment, local power networks
and battery backed systems.
Input Filter
Pi Filter
OUTPUT CHARACTERISTICS
Unit/Comments
% Output voltage at
nominal line & FL
% Equal Output
Loads
%; % Change /
1 % change
Min Typ Max
Output Voltage Set Point
±1.0 ±±.0
Output Voltage Balance
(Duals)
Line Regulation
±0.1 ±1.0
±1.2 ±1.5
in Input
voltage
GENERAL CHARACTERISTICS
Load Regulation
Ripple/Noise
% Output voltage
measured from FL
to 20% load
mV p-p, Nom.Line
@FL, 20MHz B.W.,
using 1 μf bypass
capacitor
mV p-p, Over Line,
Load & Temp., 20
MHz B.W.,
See Model
Selection Chart
Min Typ Max Unit/Comments
Switching Frequency
Isolation Voltage
Isolation Resistance
Isolation Capacitance
MTBF (MIL-HBK-217F)
50 80 100
1000
kHz
VDC, 60 sec
Mohm, 500VDC
100 150
1000
80 120 pF, 100kHz, 1Volt
Thousand Hours,
2000
o
+25 C, Ground
Ripple/Noise
200
Benign
using 1 μf bypass
capacitor
Overload Protection
Short Circuit Protection
Temperature Coefficient
%Rated Output Load
120
0.5 Second
% per degree C
±0.01 ±0.02
Martek Power reserves the right to change specifications without notice.
>> B-29
1111 Knox Street Torrance CA 90502 USA Tel: +1 310 202 8820 sales@martekpower.com