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参数资料
| 型号： | DVCH2812S-XXX |
| 厂商： | Delta Electronics, Inc. |
| 元件分类： | DC/DC变换器 |
| 英文描述： | HIGH RELIABILITY HYBRID DC-DC CONVERTERS |
| 中文描述： | 高可靠性的混合型DC - DC变换器 |
| 文件页数： | 2/13页 |
| 文件大小： | 316K |
| 代理商： | DVCH2812S-XXX |
DVCH2800S Series
S PECIFICAT IONS
(T
CASE
= -55°C to +125°C, V
IN
= +28V ± 5%, Full Load, Unless Otherwise Specified)
ABSOLUTE MAXIMUM RATINGS
1X051DSC
2
Input Voltage (Continuous)
Input Voltage (Transient, 1 second)
Output Power
1
Power Dissipation (Full Load, T
CASE
= +125°C)
50 V
DC
80 Volts
1.5 Watts
0.6 Watts
Junction Temperature Rise to Case
Storage Temperature
Lead Solder Temperature (10 seconds)
Weight (Maximum)
+5°C
-65°C to +150°C
270°C
11 Grams
DVCH283R3S
DVCH2805S
Parameter
Conditions
Min
Typ
Max
Min
Typ
Max
Units
STATIC
Continuous
12
28
50
12
28
50
V
INPUT
Voltage
4
Transient, 1 sec
-
-
80
-
-
80
V
Inhibited
-
-
3.5
-
-
3.5
mA
Current
No Load
-
-
10
-
-
10
mA
Ripple Current
Inhibit Pin Input
4
Inhibit Pin Open Circuit Voltage
4
Full Load, 20Hz to 10MHz
-
-
30
-
-
30
mA
p-p
V
0
-
1.5
0
-
1.5
8.0
9.0
11.0
8.0
9.0
11.0
V
UVLO Turn On
6.5
-
11.5
6.5
-
11.5
V
V
OUT
V
OUT
T
CASE
= 25°C
T
CASE
= -55°C to +125°C
3.267
3.30
3.333
4.95
5.00
5.05
V
OUTPUT
Voltage
3.17
3.30
3.43
4.80
5.00
5.20
V
Power
3
Current
3
0
-
1.0
0
-
1.5
W
I
OUT
V
OUT
V
OUT
V
OUT
V
OUT
0
-
0.3
0
-
0.3
A
Ripple Voltage
Full Load, 20Hz to 10MHz
-
-
50
-
-
50
mV
p-p
mV
Line Regulation
V
IN
= 12V to 50V
10% Load to Full Load
-
-
150
-
-
150
Load Regulation
-
-
400
-
-
400
mV
Load Regulation
50% Load to Full Load
-
-
250
-
-
250
mV
EFFICIENCY
Overload
4
69
75
-
72
79
-
%
-
-
3
-
-
3
W
LOAD FAULT POWER DISSIPATION
Short Circuit
-
-
4
-
-
4
W
μ
F
kHz
CAPACITIVE LOAD
4
-
-
500
-
-
500
SWITCHING FREQUENCY
325
400
475
325
400
475
ISOLATION
500 V
DC
AIF @ T
C
= 55°C
100
-
-
100
-
-
M
MTBF (MIL-HDBK-217F)
-
841
-
-
841
-
kHrs
DYNAMIC
Load Step Output Transient
5
Load Step Recovery
2
Line Step Output Transient
4,5
Line Step Recovery
2, 4
V
OUT
-
150
300
-
150
500
mV
PK
μ
Sec
Half Load to Full Load
-
200
500
-
400
600
V
OUT
-
150
300
-
250
400
mV
PK
μ
Sec
V
IN
= 12V to 50V
-
200
500
-
400
600
Turn On Delay
V
OUT
-
15
20
-
15
20
mSec
Turn On Overshoot
V
IN
= 0V to 28V
-
0
15
-
0
25
mV
PK
Notes: 1. Dependant on output voltage.
3. Derate linearly to 0 at 135°C.
regulation.
2. Time for output voltage to settle within 1% of its nominal value.
4. Verified by qualification testing. 5. Does not include changes due to static
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