st20-48-5s Arch Electronics, st20-48-5s Datasheet
st20-48-5s
Manufacturer Part Number
st20-48-5s
Description
Encapsulated Dc-dc Converter
Manufacturer
Arch Electronics
Datasheet
1.ST20-48-5S.pdf
(3 pages)
KEY FEATURES
ELECTRICAL SPECIFICATIONS
http://www.archcorp.com.tw
TEL: +886-2-26989508 FAX: +886-2-26981319
Model No.
Max Output Wattage (W)
Input
Output
Protection
Isolation
Environment
Physical
Safety
EMC
Model No.
Max. Output Wattage (W)
Input Voltage (V.DC.)
Outut Voltage (V.DC.)
Efficiency
Model No.
Max. Output Wattage (W)
Input Voltage (V.DC.)
Outut Voltage (V.DC.)
Efficiency
ST20 SERIES
Power Module for PCB Mountable
2:1 Input Range
Synchronous Rectifier Topology
Regulated Output
Low Ripple and Noise
Screw Terminal For Optional
Remote ON/OFF Control (Optional)
Standard 2” x 1” Package and Pinout
CE, UL Approval
2 Years Product Warranty
Agency Approvals
Input Filter
Voltage (V.DC.)
Voltage Accuracy
Current (mA) max
Line Regulation (LL-HL) (typ.)
Load Regulation (10-100%) (typ.)
Ripple
Noise
Efficiency
Switching Frequency
Over Power Protection
Over Voltage Protection
Short Circuit Protection
Transient Response
Voltage
Resistance
Capacitance
Operating Temperature
Storage Temperature
Case Temperature
Temperature Coefficient
Humidity
MTBF
Dimension (L x W x H)
Case Material
Weight
Cooling Method
EMI (Conducted & Radiated Emission)
ST20-24-2.5S
12.5W
24V (18-36V)
2.5V / 4000mA
83%
ST20-48-2.5S
12.5W
48V (36-75V)
2.5V / 4000mA
83%
All specifications valid at nominal input voltage, full load and +25°C after warm-up time unless otherwise stated.
ST20-24-2.5S
12.5W
π type
2.5
±2%
4000
±0.5%
±1%
110mV max (Vp-p)
200mV max (Vp-p)
83%
400KHz
Works over 120% of rating and recovers automatically.
Zener diode clamp
Current limit, auto-recovery
≦500 us (100% to 50% full load at ±1% error band)
1600 VDC.
10
1000 pF
-25°C…+70°C (with derating)
-55°C…+105°C
+100°C max.
±0.02% Per°C
95% RH
>550,000 h @ 25°C (MIL-HDBK-217F)
1.97 x 1.0 x 0.425 Inches ( 50.1 x 25.4 x 10.8 mm ) Tolerance ±0.5 mm
Nickel-Coated Copper with Non-conductive Base, Six-side Shielded
32 g
Free-air convection
CE, UL
EN 55022 class A
8
ohms
ST20-24-3.3S
14W
24V (18-36V)
3.3V / 4000mA
86%
ST20-48-3.3S
14W
48V (36-75V)
3.3V / 4000mA
86%
ST20-24-3.3S
14W
3.3
4000
86%
ST20-24-5S
20W
5
4000
87%
ST20-24-5S
20W
24V (18-36V)
5V / 4000mA
87%
ST20-48-5S
20W
48V (36-75V)
5V / 4000mA
87%
ST20-48-2.5S
12.5W
2.5
4000
83%
Encapsulated DC-DC Converter
VER :
ST20-48-3.3S
14W
3.3
4000
86%
B_1
20 Watts
update :
ST20-48-5S
20W
4000
87%
5
98.04.09
-1-
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st20-48-5s Summary of contents
Page 1
... All specifications valid at nominal input voltage, full load and +25°C after warm-up time unless otherwise stated. VER : B_1 update : Encapsulated DC-DC Converter 20 Watts ST20-24-5S 20W 24V (18-36V 4000mA 87% ST20-48-5S 20W 48V (36-75V 4000mA 87% ST20-48-2.5S ST20-48-3.3S ST20-48-5S 12.5W 14W 20W 2.5 3.3 5 4000 4000 4000 83% 86% 87% 98.04.09 -1- ...
Page 2
... ST20 SERIES MECHANICAL DIMENSION ( Top View ) DERATING BLOCK DIAGRAM http://www.archcorp.com.tw TEL: +886-2-26989508 FAX: +886-2-26981319 VER : B_1 update : Encapsulated DC-DC Converter 20 Watts PIN# Single OFF CTL (Optional -DC OUT 5 NO PIN 6 +DC OUT 98.04.09 -2- ...
Page 3
... ST20 SERIES SCREW TERMINAL ST20-A2 PIN# Single 1 CTRL -DC OUT 5 NO CONNECT 6 NO CONNECT 7 NO CONNECT 8 +DC OUT ST20-A5 PIN# Single 1 CTRL -DC OUT 5 NO CONNECT 6 NO CONNECT 7 NO CONNECT 8 +DC OUT http://www.archcorp.com.tw TEL: +886-2-26989508 FAX: +886-2-26981319 ...