ST20-48-2.5S [ARCH]
Encapsulated DC-DC Converter; 封装的DC- DC转换器
| 型号： | ST20-48-2.5S |
| 厂家： | 
ARCH ELECTRONICS CORP. |
| 描述： | Encapsulated DC-DC Converter |
| 文件： | 总3页 (文件大小：148K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
VER : B_1
update : 98.04.09
Encapsulated DC-DC Converter
ST20 SERIES
20 Watts
KEY FEATURES
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
ELECTRICAL SPECIFICATIONS
Model No.
ST20-24-2.5S
ST20-24-3.3S
14W
ST20-24-5S
20W
Max. Output Wattage (W)
Input Voltage (V.DC.)
Outut Voltage (V.DC.)
Efficiency
12.5W
24V (18-36V)
2.5V / 4000mA
83%
24V (18-36V)
3.3V / 4000mA
86%
24V (18-36V)
5V / 4000mA
87%
Model No.
ST20-48-2.5S
12.5W
ST20-48-3.3S
14W
ST20-48-5S
20W
Max. Output Wattage (W)
Input Voltage (V.DC.)
Outut Voltage (V.DC.)
Efficiency
48V (36-75V)
2.5V / 4000mA
83%
48V (36-75V)
3.3V / 4000mA
86%
48V (36-75V)
5V / 4000mA
87%
Model No.
ST20-24-2.5S
12.5W
ST20-24-3.3S
ST20-24-5S
20W
ST20-48-2.5S
ST20-48-3.3S
14W
ST20-48-5S
20W
14W
12.5W
Max Output Wattage (W)
Input
Input Filter
π type
Voltage (V.DC.)
Voltage Accuracy
Current (mA) max
2.5
3.3
5
2.5
3.3
5
±2%
4000
4000
4000
4000
4000
4000
Line Regulation (LL-HL) (typ.)
Load Regulation (10-100%) (typ.)
Ripple
Noise
Efficiency
±0.5%
±1%
110mV max (Vp-p)
200mV max (Vp-p)
83%
Output
86%
87%
83%
86%
87%
Switching Frequency
Over Power Protection
Over Voltage Protection
Short Circuit Protection
Transient Response
Voltage
400KHz
Works over 120% of rating and recovers automatically.
Zener diode clamp
Current limit, auto-recovery
Protection
Isolation
≦500 us (100% to 50% full load at ±1% error band)
1600 VDC.
108 ohms
Resistance
Capacitance
1000 pF
Operating Temperature
Storage Temperature
Case Temperature
Temperature Coefficient
Humidity
-25°C…+70°C (with derating)
-55°C…+105°C
+100°C max.
Environment
±0.02% Per°C
95% RH
MTBF
>550,000 h @ 25°C (MIL-HDBK-217F)
Dimension (L x W x H)
Case Material
Weight
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
Physical
Cooling Method
Agency Approvals
EMI (Conducted & Radiated Emission)
Free-air convection
CE, UL
EN 55022 class A
Safety
EMC
All specifications valid at nominal input voltage, full load and +25°C after warm-up time unless otherwise stated.
http://www.archcorp.com.tw
TEL: +886-2-26989508 FAX: +886-2-26981319
-1-
VER : B_1
update : 98.04.09
Encapsulated DC-DC Converter
ST20 SERIES
20 Watts
MECHANICAL DIMENSION ( Top View )
PIN#
Single
ON / OFF CTL (Optional)
-DC IN
1
2
3
4
5
6
+DC IN
-DC OUT
NO PIN
+DC OUT
DERATING
BLOCK DIAGRAM
http://www.archcorp.com.tw
TEL: +886-2-26989508 FAX: +886-2-26981319
-2-
VER : B_1
update : 98.04.09
Encapsulated DC-DC Converter
ST20 SERIES
20 Watts
SCREW TERMINAL
ST20-A2
PIN#
Single
Dual
CTRL
1
2
3
4.
5
6
7
8
CTRL
-DC IN
-DC IN
+DC IN
+DC IN
-DC OUT
-DC OUT
NO CONNECT
COMMON
NO CONNECT
+DC OUT
NO CONNECT
NO CONNECT
NO CONNECT
+DC OUT
ST20-A5
PIN#
Single
CTRL
Dual
CTRL
1
2
3
4.
5
6
7
8
-DC IN
-DC IN
+DC IN
+DC IN
-DC OUT
-DC OUT
NO CONNECT
COMMON
NO CONNECT
+DC OUT
NO CONNECT
NO CONNECT
NO CONNECT
+DC OUT
http://www.archcorp.com.tw
TEL: +886-2-26989508 FAX: +886-2-26981319
-3-
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