VER :
A_1
update :
94.05.05
Encapsulated DC-DC Converter
Is o la
SU20
nd Re gu lated 2 0 WATT Mod ular DC/DC Conv er ters
t ed a
SERIES
ELECTRICAL SPECIFICATIONS
Model No. ( Dual• Triple Output )
•
S U 2 0
Watts
r i e s
se
20
SU20-12-5S15D
12V (9-18V)
Input Voltage (V.DC.)
SU20-12-5D
12V (9-18V)
SU20-12-12D
12V (9-18V)
SU20-12-15D
12V (9-18V)
SU20-12-5S12D
12V (9-18V)
Efficiency
77%
81%
82%
79%
77%
Model No. ( Dual• Triple Output )
•
Input Voltage (V.DC.)
SU20-24-5D
24V (18-36V)
SU20-24-12D
24V (18-36V)
SU20-24-15D
24V (18-36V)
SU20-24-5S12D
24V (18-36V)
SU20-24-5S15D
24V (18-36V)
Efficiency
82%
84%
85%
83%
81%
Model No. ( Dual• Triple Output )
•
Input Voltage (V.DC.)
SU20-24F-5D
24V (10-40V)
SU20-24F-12D
24V (10-40V)
SU20-24F-15D
24V (10-40V)
Efficiency
74%
76%
77%
Model No. ( Dual• Triple Output )
•
Input Voltage (V.DC.)
SU20-48-5D
48V (36-75V)
SU20-48-12D
48V (36-75V)
SU20-48-15D
48V (36-75V)
SU20-48-5S12D
48V (36-75V)
SU20-48-5S15D
48V (36-75V)
Efficiency
83%
85%
84%
83%
84%
Model No. ( Dual• Triple Output )
•
Input Voltage (V.DC.)
SU20-48F-5D
48V (18-75V)
SU20-48F-12D
48V (18-75V)
SU20-48F-15D
48V (18-75V)
Efficiency
76%
78%
79%
SU20-12-5D
SU20-24-5D
Model No.
( Dual•
•
riple Output )
T
SU20-24F-5D
SU20-48-5D
SU20-48F-5D
SU20-12-12D
SU20-24-12D
SU20-24F-12D
SU20-48-12D
SU20-48F-12D
SU20-12-15D
SU20-24-15D
SU20-24F-15D
SU20-48-15D
SU20-48F-15D
SU20-12-5S12D
SU20-24-5S12D
SU20-48-5S12D
SU20-12-5S15D
SU20-24-5S15D
SU20-48-5S15D
Max Output Wattage (W)
Input
Input Filter
Voltage (V.DC.)
Voltage Accuracy
Current (mA) max
Line Regulation (LL-HL) (typ.)
Output
Load Regulation (10-100%) (typ.)
Ripple
Noise
Trim
Switching Frequency
Over Power Protection
Protection
Over Voltage Protection
Short Circuit Protection
Voltage
Isolation
Resistance
Capacitance
Operating Temperature
Storage Temperature
Case Temperature
Environment
Temperature Coefficient
Humidity
MTBF
Dimension (L x W x H)
Case Material
Physical
Weight
Cooling Method
Safety
Agency Approvals
EMC
EMI (Conducted & Radiated Emission)
20W
20W
20W
20W
20W
�½
type
�½15
�½12
�½5
�½2%
�½660
�½833
�½2000
�½0.5%
�½0.5%
�½0.5%
�½3%
�½3%
�½3%
<0.2% Vout +20mV max (Vp-p)
<0.5% Vout +50mV max (Vp-p)
�½10%
200KHz
Works over 120% of rating and recovers automatically.
Zener diode clamp
Hiccup, auto-recovery
1600 VDC.
5/�½12
5/�½15
2500/
�½300
�½1%
/
�½5%
�½3%
/
�½5%
2500 /
�½250
�½1%
/
�½5%
�½3%
/
�½5%
None
10
8
ohms
1000 pF
2:1 Range: -25°C…+70°C (at Full Load)
4:1 Range: -25°C…+70°C (with derating)
-55°C…+105°C
+100°C max.
�½0.02%
Per°C
95% RH
>550,000 h @ 25°C (MIL-HDBK-217E)
2.0 x 2.0 x 0.45 Inches ( 50.8 x 50.8 x 11.4 mm ) Tolerance
�½0.5
mm
Nickel-Coated Copper with Non-Conductive Base, Six-side shielded.
70 g
Free-air convection
CE (Pending)
EN 55022 class A
All specifications valid at nominal input voltage, full load and +25°C after warm-up time unless otherwise stated.
WWW.ASTRODYNE.COM
300 Myles Standish Blvd., Taunton, MA 02780
Ph: 1-800-823-8082
Fax: 508-823-8181
ASTRODYNE [ ASTRODYNE CORPORATION ]
