VER :
A_1
update :
94.05.05
Encapsulated DC-DC Converter
SU20
Regula
I so l a t e d a nd
SERIES
te d 20 WATT M odular DC/DC Conv er ter s
SU20
20 Watts
series
KEY FEATURES
½
Power Module for PCB Mountable
½
2:1 & 4:1 Input Range
½
Low Ripple and Noise
½
Regulated Output
½
Vout Trim and ON/OFF Control Function
½
2-Year Product Warranty
ELECTRICAL SPECIFICATIONS
Model No. ( Single Output )
SU20-12-3.3S
SU20-12-5S
SU20-12-12S
SU20-12-15S
SU20-12-24S
Input Voltage (V.DC.)
12V (9-18V)
12V (9-18V)
12V (9-18V)
12V (9-18V)
12V (9-18V)
Efficiency
76%
78%
81%
82%
83%
Model No. ( Single Output )
Input Voltage (V.DC.)
SU20-24-3.3S
24V (18-36V)
SU20-24-5S
24V (18-36V)
SU20-24-12S
24V (18-36V)
SU20-24-15S
24V (18-36V)
SU20-24-24S
24V (18-36V)
Efficiency
78%
81%
86%
85%
88%
Model No. ( Single Output )
Input Voltage (V.DC.)
SU20-24F-3.3S
24V (10-40V)
SU20-24F-5S
24V (10-40V)
SU20-24F-12S
24V (10-40V)
SU20-24F-15S
24V (10-40V)
Efficiency
72%
75%
77%
77%
Model No. ( Single Output )
Input Voltage (V.DC.)
SU20-48-3.3S
48V (36-75V)
SU20-48-5S
48V (36-75V)
SU20-48-12S
48V (36-75V)
SU20-48-15S
48V (36-75V)
SU20-48-24S
48V (36-75V)
Efficiency
76%
82%
84%
85%
87%
Model No. ( Single Output )
Input Voltage (V.DC.)
SU20-48F-3.3S
48V (18-75V)
SU20-48F-5S
48V (18-75V)
SU20-48F-12S
48V (18-75V)
SU20-48F-15S
48V (18-75V)
Efficiency
74%
77%
79%
79%
SU20-12-3.3S
SU20-24-3.3S
Model No.
( Single Output )
SU20-24F-3.3S
SU20-48-3.3S
SU20-48F-3.3S
SU20-12-5S
SU20-24-5S
SU20-24F-5S
SU20-48-5S
SU20-48F-5S
SU20-12-12S
SU20-24-12S
SU20-24F-12S
SU20-48-12S
SU20-48F-12S
SU20-12-15S
SU20-24-15S
SU20-24F-15S
SU20-48-15S
SU20-48F-15S
SU20-12-24S
SU20-24-24S
SU20-48-24S
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)
13.2W
20W
20W
20W
20W
½
type
12
5
3.3
½2%
1670
4000
4000
½0.5%
½0.5%
<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.
15
24
1330
833
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-217F)
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
http://www.archcorp.com.tw
TEL: +886-2-26989508 FAX: +886-2-26981319
Order On-Line!
astrodyne.com
-1-
300 Myles Standish Blvd., Taunton, MA 02780
Ph: 1-800-823-8082
Fax: 508-823-8181
VER :
A_1
update :
94.05.05
Encapsulated DC-DC Converter
I so l a
SU20
nd Regula te d 20 WATT M odular DC/DC Conv er ter s
t e d 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
VER :
A_1
update :
94.05.05
Encapsulated DC-DC Converter
I so l
SU20
a
SERIES
te d 20 WATT M odular DC/DC Conv er ter s
a t e d nd Regula
MECHANICAL DIMENSION
( Top View )
PIN#
SU20
20 Watts
Triple
ON / OFF
series
Single
Dual
1
ON / OFF
ON / OFF
2
-VIN
-VIN
-VIN
3
+VIN
+VIN
+VIN
4
TRIM
TRIM
-VOUT
5
-VOUT
-VOUT
COMMON
6
+VOUT
COMMON
+5V OUT
7
NC
+VOUT
+VOUT
BLOCK DIAGRAM
DERATING
EXTERNAL OUTPUT TRIMMING
WWW.ASTRODYNE.COM
http://www.archcorp.com.tw
TEL: +886-2-26989508 FAX: +886-2-26981319
300 Myles Standish Blvd., Taunton, MA 02780
Ph: 1-800-823-8082
Fax: 508-823-8181
-3-
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