參數(shù)資料
型號(hào)： MQHL-28-2R5S-X-ES
廠商： SYNQOR INC
元件分類： 電源模塊
英文描述： 1-OUTPUT 50 W DC-DC REG PWR SUPPLY MODULE
封裝： MODULE-12
文件頁數(shù)： 8/14頁
文件大?。?/td> 4154K
代理商： MQHL-28-2R5S-X-ES
Product # MQHL-28-2R5S
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-0005898 Rev. 1
05/19/11
Page 3
Output:
Current:
2.5V
20A
MQHL-28-2R5S
Technical Specification
MQHL-28-2R5S ELECTRICAL CHARACTERISTICS
Parameter
Min. Typ. Max. Units Notes & Conditions
Group A
Vin=28V dc ±5%, Iout=20A, CL=0F, free running
(see Note 9) unless otherwise specified
Subgroup
(see Note 11)
ABSOLUTE MAXIMUM RATINGS
Input Voltage
Non-Operating
60
V
Operating
60
V
See Note 1
Reverse Bias (Tcase = 125C)
-0.8
V
Reverse Bias (Tcase = -55C)
-1.2
V
Isolation Voltage (I/O to case, I to O)
Continuous
-500
500
V
Transient (≤100s)
-800
800
V
Operating Case Temperature
-55
125
°C
See Note 2
Storage Case Temperature
-65
135
°C
Lead Temperature (20s)
300
°C
Voltage at ENA1
-1.2
50
V
INPUT CHARACTERISTICS
Operating Input Voltage Range
16
28
40
V
Continuous
1, 2, 3
“
16
28
50
V
Transient, 1s
4, 5, 6
Input Under-Voltage Shutdown
See Note 3
Turn-On Voltage Threshold
14.75
15.50
16.00
V
1, 2, 3
Turn-Off Voltage Threshold
14.00
14.75
15.50
V
1, 2, 3
Shutdown Voltage Hysteresis
0.65
0.85
1.05
V
1, 2, 3
Input Over-Voltage Shutdown
See Note 3
Turn-Off Voltage Threshold
52.0
55.0
58.0
V
1, 2, 3
Turn-On Voltage Threshold
50.5
54.0
56.5
V
1, 2, 3
Shutdown Voltage Hysteresis
1.0
2.0
3.0
V
1, 2, 3
Maximum Input Current
4
A
Vin = 16V; Iout = 20A
1, 2, 3
No Load Input Current (operating)
0
mA
1, 2, 3
Disabled Input Current
10
15
mA
Vin = 16V, 28V, 50V; ENA
1, 2, 3
Input Terminal Current Ripple (pk-pk)
40
75
mA
Bandwidth = 100kHz – 10MHz; see Figure 14
1, 2, 3
OUTPUT CHARACTERISTICS
Output Voltage Set Point (Tcase = 25C)
2.47
2.50
2.53
V
Vout at sense leads
1
Output Voltage Set Point Over Temperature
2.46
2.50
2.54
V
“
2, 3
Output Voltage Line Regulation
-20
0
20
mV
“ ; Vin = 16V, 28V, 40V; Iout=20A
1, 2, 3
Output Voltage Load Regulation
-15
0
15
mV
“ ; Vout @ (Iout=0A) - Vout @ (Iout=20A)
1, 2, 3
Total Output Voltage Range
2.45
2.50
2.55
V
“
1, 2, 3
Output Over-Voltage Shutdown
2.99
3.26
3.78
V
See Note 5
Output Voltage Ripple and Noise Peak to Peak
15
75
mV
Bandwidth = 10MHz; CL=11F
1, 2, 3
Operating Output Current Range
0
20
A
1, 2, 3
Operating Output Power Range
0
50
W
1, 2, 3
Output DC Current-Limit Inception
21
24
27
A
See Note 4
1, 2, 3
Back-Drive Current Limit while Enabled
5
A
1, 2, 3
Back-Drive Current Limit while Disabled
10
50
mA
1, 2, 3
Maximum Output Capacitance
5,000
F
See Note 5
DYNAMIC CHARACTERISTICS
Output Voltage Deviation Load Transient
See Note 6
For a Pos. Step Change in Load Current
-250
-100
mV
Total Iout step = 10A to 20A, 2A to 10A; CL=11F
4, 5, 6
For a Neg. Step Change in Load Current
100
250
mV
“
4, 5, 6
Output Voltage Deviation Line Transient
Vin step = 16V to 50V; CL=11F; see Note 7
For a Pos. Step Change in Line Voltage
-100
100
mV
4, 5, 6
For a Neg. Step Change in Line Voltage
-100
100
mV
4, 5, 6
Turn-On Transient
Output Voltage Rise Time
6
10
ms
Vout = 0.25V to 2.25V; Full Resistive Load
4, 5, 6
Output Voltage Overshoot
0
2
%
Resistive load
See Note 5
Turn-On Delay, Rising Vin
5.5
8.0
ms
ENA = 5V; see Notes 8 & 10
4, 5, 6
Turn-On Delay, Rising ENA
3.0
6.0
ms
See Note 10
4, 5, 6
Restart Inhibit Time
180
250
ms
See Note 10
4, 5, 6
Short Circuit Start Time
12
14
20
ms
Duration of pulse width, see Figure 16
4
EFFICIENCY
Iout = 20 A (16 Vin)
TBD
81
%
1, 2, 3
Iout = 10 A (16 Vin)
TBD
86
%
1, 2, 3
Iout = 20 A (28 Vin)
TBD
80
%
1, 2, 3
Iout = 10 A (28 Vin)
TBD
84
%
1, 2, 3
Iout = 20 A (40 Vin)
TBD
79
%
1, 2, 3
Iout = 10 A (40 Vin)
TBD
82
%
1, 2, 3
Iout = 20 A (50 Vin)
TBD
78
%
1, 2, 3
Load Fault Power Dissipation
2.5
W
Sustained short circuit on output
advanced
publication
advanced
publication
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