VHR30-2800S SERIES DATASHEET
3.2 PERFORMANCE SPECIFICATIONS (CONTINUED)
Tcase = -40 °C to 100 °C, Vin = +28 V ± 5%, Full Load, Unless Otherwise Specified
VHR30-2812S
VHR30-2815S
Parameter
INPUT
Conditions
Min
Typ
Max
Min
Typ
Max
Units
Voltage
Continuous
15
-
28
-
50
80
15
-
28
-
50
80
V
V
3
Transient, 1 sec
INH < 1.5 V
No Load
20 Hz to 10 MHz
Turn On
Current
-
-
-
4
50
30
-
6
80
75
-
-
-
4
50
30
-
6
80
75
mA
mA
mApp
V
Ripple Current
Undervoltage Lockout
12
14.8
12
14.8
3
11
-
14.5
11
-
14.5
V
Turn Off
OUTPUT STATIC
Voltage
Tcase = 25 °C
Tcase = - 40 °C to 100 °C
11.82
11.7
12
12
12.18
12.3
14.77
14.62
15
15
15.23
15.38
V
V
2
0
0
-
-
30
0
0
-
-
30
2
W
A
Power
2
2.5
Current
Ripple Voltage
Line Regulation
Load Regulation
20 Hz to 10 MHz
Vin = 15 V to 50 V
No Load to Full Load
-
-
-
10
1
1
50
10
10
-
-
-
10
1
1
50
10
10
mVpp
mV
mV
3
Load Fault Power Dissipation
-
-
-
-
14
14
-
-
-
-
14
14
W
W
Overload
Short Circuit
OUTPUT DYNAMIC
Load Step, Half to Full Load
Output Transient
-
-
350
250
700
500
-
-
350
250
700
500
mVpk
µs
1
Recovery
3
Output Transient
-
700
1100
-
700
1100
mVpk
Line Step , Vin = 16 V to 40 V
1
-
-
-
300
10
0
500
20
50
-
-
-
300
10
0
500
20
50
µs
Recovery
Delay
Turn On, Vin = 0 to 28 V
ms
mVpk
Overshoot
FUNCTION
3
Output Inhibited
Output Enabled
0
-
1.5
0
-
1.5
V
INH Pin Input
3
9
11
-
-
13
10
600
9
11
-
-
13
10
600
V
INH Pin Open Circuit Voltage
Voltage Trim Range
SYNC Frequency Range
-20
500
-20
500
%
kHz
VH - VL = 5 V, D = 50%
GENERAL
Efficiency
78
-
83
-
-
79
-
84
-
-
%
3
500
500
µF
Capacitive Load
Switching Frequency
Isolation
Weight
400
100
-
-
500
-
-
550
400
100
-
-
500
-
-
550
kHz
MΩ
g
500 V DC, Tcase = 25 °C
GM @ Tcase = 55 °C
-
48
-
-
48
-
MTBF (MIL-HDBK-217F)
418
418
kHr
1.
2.
3.
Time for output voltage to settle within 1% of its nominal value
Derate linearly to 0 at 110 °C
Verified by qualification testing
3.0
SALES INFORMATION: phone (425) 353-3010 • fax (425) 353-4030 • vptsales@vptpower.com • www.vptpower.com
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