SPECIFICATION 
MODEL
DC VOLTAGE
RATED CURRENT
CURRENT RANGE
RATED POWER
OUTPUT VOLTAGE ADJ. RANGE
LINE REGULATION
LOAD REGULATION
SETUP, RISE TIME
HOLD UP TIME (Typ.)
VOLTAGE RANGE
EFFICIENCY (Typ.)
INPUT
WORKING TEMP.
WORKING HUMIDITY
STORAGE TEMP., HUMIDITY
TEMP. COEFFICIENT
VIBRATION
MTBF
DIMENSIONOTHERS
NOTE
PACKING
OVERLOAD
OVER VOLTAGE
DC CURRENT (Typ.)
5V 12V 24V
18A 20A 8.5A 4.2A
0 ~ 18A 0 ~ 20A 0 ~ 8.5A 0 ~ 4.2A
90W 100W 102W 100.8W
100mVp-p 120mVp-p 150mVp-p
±2.0% ±1.0% ±1.0%
4.5 ~ 5.5VDC 11 ~ 16VDC 23 ~ 30VDC
±0.5%
±0.5%
±0.3%
±0.3%
±0.2%
±0.2%
2s, 50ms(only D mode) at full load
20ms(only D mode) at full load
A:9.5 ~ 18VDC B:19 ~ 36VDC C:36 ~ 72VDC D:72 ~ 144VDC or 85 ~ 132VAC
D:18A/96VDC
<0.75mA/120VAC(SD-100D)
105 ~ 135% rated output power
5.75 ~ 6.75V/10% load 16.8 ~ 20V/10% load 31.5 ~ 37.5V
5% load
Protection type : Hiccup mode, recovers automatically after fault condition is removed
Protection type : Hiccup mode, recovers automatically after fault condition is removed
Compliance to EN55032 (CISPR32) Class B
IEC60950-1 CB approved by TUV (for D type only)
Compliance to EN61000-4-2,3,4,6,8, light industry level, criteria A
-15 ~ +60(SD-100A), -10 ~ +60(SD-100B/C/D) (Refer to "Derating Curve")
20 ~ 90% RH non-condensing
-20 ~ +85, 10 ~ 95% RH non-condensing
±0.03%/ (0 ~ 50)
10 ~ 500Hz, 2G 10min./1cycle, 60min. each along X, Y, Z axes
399.9K hrs min.(SD-100A) 356.7K hrs min.(SD-100B) 355.5K hrs min.(SD-100C) 341.9K Hrs min.(SD-100D) MIL-HDBK-217F (25)
199*98*38mm (L*W*H)
0.65Kg; 20pcs/13.8Kg/0.8CUFT
File Name:SD-100-SPEC 2017-06-23
INRUSH CURRENT (Typ.)
LEAKAGE CURRENT
SAFETY STANDARDS
100W Single Output DC-DC Converter








SD-100 series
ENVIRONMENT
SAFETY &
EMC
(Note 4)
PROTECTION



  
    

RIPPLE & NOISE (max.) Note.2
VOLTAGE TOLERANCE Note.3
WITHSTAND VOLTAGE
ISOLATION RESISTANCE
I/P-O/P:1.5KVAC I/P-FG:1.5KVAC O/P-FG:0.5KVAC
I/P-O/P, I/P-FG, O/P-FG:100M Ohms / 500VDC / 25/ 70% RH
EMC IMMUNITY
EMC EMISSION
SD-100B-5SD-100A-5 SD-100C-5 SD-100D-5
SD-100B-12 SD-100C-12 SD-100D-12
SD-100A-24 SD-100B-24 SD-100C-24 SD-100D-24
SD-100A-12
74%78%
4.8A/24V
9.7A/12V 10.4A/12V
10A/12V
4.8A/24V 4.8A/24V
75% 76% 75%82%
2.4A/48V 2.4A/48V2.4A/48V
77% 80% 78%84% 81% 83%
1.8A/96V 1.8A/96V 1.8A/96V
31.5 ~ 37.5V/10% load
Mechanical Specification
File Name:SD-100-SPEC 2017-06-23
Case No. 902 Unit:mm
ψ3.5
9
9
197
7
6.5 190
22 157
4.5
7
6
5
4
3
2
8.2
1
120
199
57.5
12
9.5
80
85.5
98
3.5
4-M3
ψ3.5
18
9.5
18
3-M3
3.5
28.5
38
Terminal Pin No. Assignment
SD-100A,B,C SD-100D
Pin No.
Pin No. Pin No.
Pin No.
1,2
11,2
4,5
3
2
6,7
Assignment
Assignment Assignment
Assignment
DC OUTPUT -V
DC OUTPUT +V
FG
INPUT
DC INPUT V+ AC/DC INPUT
DC INPUT V-
Block Diagram fosc : 83KHz
CIRCUIT
DETECTION
O.L.P.
O.V.P.
EMI
FILTER
RECTIFIERS
&
FILTER
POWER
SWITCHING FILTER
&
RECTIFIERS +V
-V
I/P
FG
CONTROL
PWM
100W Single Output DC-DC Converter SD-100 series
A-type : 65KHz
Derating Curve
Output Derating VS Input Voltage
File Name:SD-100-SPEC 2017-06-23
AMBIENT TEMPERATURE ()
(HORIZONTAL)
(VERTICAL)
-10-15
-10-15
0
0
20 30 40 50
45
60 65
55 60
20
40
60
80
100
LOAD (%)
SD-100C,D-5,12
SD-100B-5,12,24
SD-100C,D-24
SD-100A
SD-100A
100W Single Output DC-DC Converter SD-100 series
9.5 10 11 12 13 15 18
100
90
80
70
60
50
40
LOAD(%)
14 16 17A:
19 20 22 24 26 30 3628 32 34B:
36 38 44 48 52 60
72
56 64 68C:
72 96 144112 128D:
SD-100D
SD-100A,B,C
76 88 104 120 136