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參數(shù)資料
| 型號(hào)： | DSIW2037 |
| 元件分類(lèi)： | 電源模塊 |
| 英文描述： | DC-DC REG PWR SUPPLY MODULE |
| 封裝： | PLASTIC, SMD-12/24 |
| 文件頁(yè)數(shù)： | 2/9頁(yè) |
| 文件大?。?/td> | 307K |
| 代理商： | DSIW2037 |
2
TECHNICAL SPECIFICATIONS
TA = 25°C, airflow rate = 0 LFM, nominal Vin, nominal Vout, resistive load unless otherwise noted.
PARAMETER
NOTES and CONDITIONS
DSIW2000 (Standard)
Min.
Typ.
Max.
Units
ABSOLUTE MAXIMUM RATINGS
Input Voltage
Transient
24V input model, 1000ms
-0.7
50
Vdc
Transient
48V input model, 1000ms
-0.7
100
Vdc
Internal Power Dissipation
2500
mW
Operating Temperature
Ambient
-40
85
°C
Case
-40
100
°C
Storage Temperature
-40
125
°C
Humidity
95
%
Lead Temperature in Assembly
1.5mm from case for 10 seconds
260
°C
Input/Output Isolation Voltage
1500
Vdc
INPUT CHARACTERISTICS
Operating Input Voltage
24V model
18
24
36
48V model
36
48
75
Vdc
Turn-On Voltage Threshold
24V model
4.5
6
8.5
Vdc
48V model
8.5
12
17
Vdc
Turn-Off Voltage Threshold
24V model
---
8
Vdc
48V model
---
16
Vdc
Maximum Input Current
Please see Model List table on page 6
No-Load Input Current
24V model
20
mA
48V model
10
mA
Input Reflected Ripple Current
24V model
10
%
48V model
5
%
Short Circuit Input Power
All models
2
W
Reverse Polarity Input Current
1
A
OUTPUT CHARACTERISTICS
Output Voltage Set Point Accuracy
±0.5
±1.0
%
Output Voltage Balance
Dual output models
±0.5
±2.0
%
Output Voltage Regulation
Over Load
Io= min to max
±0.3
±1
%
Over Line
Vin= min to max
±0.2
±0.5
%
Over Temperature
Tc=-40°C to 100°C
±0.01
±0.02
%/C
Output Voltage Ripple and Noise
5Hz to 20MHz bandwidth
Peak-to-Peak
Full Load, 0.47F ceramic
50
75
mV
Peak-to-Peak, over line, load, temperature
Full Load, 0.47F ceramic
100
mV
RMS
Full Load, 0.47F ceramic
15
mV
Output Over Current/Power Protection
Auto restart
120
%
Output Short Circuit
Continuous
Output Voltage Current Transient
Step Change in Output Current
25% step change
±2
±6
%
Settling Time (within 1% Vout nominal)
150
500
uS
Maximum Output Capacitance
single output model
3000
F
dual output model, each output
180
F
EFFICIENCY
100% Load
Please see Model List table on page 6
ISOLATION CHARACTERISTICS
Isolation Voltage
Input to output, 60 Seconds
1500
Vdc
Isolation Voltage Test
Flash Test for 1 seconds
1650
Vdc
Isolation Resistance
500VDC
1000
M
Isolation Capacitance
100KHz, 1V
350
500
pF
FEATURE CHARACTERISTICS
Switching Frequency
300
kHz
ON/OFF Control
Logic Low (module is off)
Von/off at Ion/off=1.0mA
-0.7
0.8
V
Logic High (module is on)
Von/off at Ion/off=0.0 A
2.5
5.5
V
ON/OFF Current
Logic High, Von/off=max
5
mA
Leakage Current
Ion/off at Von/off=0.0V
-400
uA
GENERAL SPECIFICATIONS
MTBF
MIL-HDBK-217F; Ta=25°C, Ground Benign
1
M hours
Weight
8.8
grams
Case Material
Non-conductive black plastic
Flammability
UL94V-0
Input Fuse
24V model, 1000mA slow blown type
48V model, 500mA slow blown type
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