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Product # MQHL-28-05D
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-0005592 Rev. 2
05/03/10
Page 3
Output:
Current:
±5.0V
10A Total
MQHL-28-05D
Technical Specification
MQHL-28-05D ELECTRICAL CHARACTERISTICS
Parameter
Min. Typ. Max. Units Notes & Conditions
Group A
Vin=28 V dc ±5%, Iout=10 A, CL=0F, free running (see Note 9)
unless otherwise specified
Subgroup
(see Note 14)
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
Lockout Voltage Hysteresis
0.65
0.80
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
53.5
56.5
V
1, 2, 3
Shutdown Voltage Hysteresis
1.0
2.0
3.0
V
1, 2, 3
Maximum Input Current
3.9
A
Vin = 16V; +Iout = -Iout = 5A
1, 2, 3
No Load Input Current (operating)
75
100
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)
See Note 14
Positive Ouput
4.95
5.00
5.05
V
1
Negative Output
-5.05 -5.00 -4.95
V
1
Output Voltage Set Point Over Temperature
See Note 14
Negative Output
-5.08 -5.00 -4.92
V
2, 3
Positive Ouput
4.92
5.00
5.08
V
2, 3
Positive Output Voltage Line Regulation
-20
0
20
mV
See Note 14; Vin = 16V, 28V, 40V
1, 2, 3
Positive Output Voltage Load Regulation
-15
0
15
mV
See Note 14; +Vout @(+Iout=-Iout=0A) - +Vout @(+Iout=-Iout=5A)
1, 2, 3
Total Positive Output Voltage Range
4.90
5.00
5.10
V
See Note 14
1, 2, 3
Output Voltage Cross Regulation
75
250
500
mV
See Notes 13 and 14; -Vout @(+Iout=-Iout=2A) - -Vout @(+Iout=8A,
-Iout=2A)
1, 2, 3
Output Voltage Ripple and Noise Peak to Peak
15
60
mV
Bandwidth = 10MHz; CL=11F on both outputs
1, 2, 3
Operating Output Current Range
0
10
A
(+Iout) + (-Iout)
1, 2, 3
Single Output Operating Current Range
0
8
A
Maximum +Iout or -Iout
1, 2, 3
Operating Output Power Range
0
50
W
Total on both outputs
1, 2, 3
Output DC Current-Limit Inception
10.5
12
13.8
A
See Note 4; +Iout + -Iout; +Iout = -Iout
1, 2, 3
Back-Drive Current Limit while Enabled
3
A
1, 2, 3
Back-Drive Current Limit while Disabled
10
50
mA
1, 2, 3
Maximum Output Capacitance
5,000
F
Total on both outputs
See Note 5
DYNAMIC CHARACTERISTICS
Output Voltage Deviation Load Transient
See Note 6
For a Pos. Step Change in Load Current
-300
-200
mV
Total Iout step = 5A to 10A, 1A to 5A; CL=11F on both outputs
4, 5, 6
For a Neg. Step Change in Load Current
200
300
mV
“
4, 5, 6
Output Voltage Deviation Line Transient
Vin step = 16V to 50V; CL=11F on both outputs; see Note 7
For a Pos. Step Change in Line Voltage
-125
125
mV
4, 5, 6
For a Neg. Step Change in Line Voltage
-125
125
mV
4, 5, 6
Turn-On Transient
Output Voltage Rise Time
6
10
ms
+Vout = 0.5V to 4.5V; 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
15
20
25
ms
4, 5, 6
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