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MCH/MGH Single and Dual DC/DC Converters
Crane Aerospace & Electronics Power Solutions
Page 8 of 18
Rev E - 20060508
www.craneae.com
28 VOLT INPUT – 1.5 WATT
MGH SINGLE OUTPUT MODELS
MGH2805S
MGH2812S
MGH2815S
PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
OUTPUT VOLTAGE
1
Tc = 25°C
4.95
5
5.05
11.88
12
12.12
14.85
15
15.15
VDC
Tc = –55°C TO +125°C
4.80
5
5.20
11.52
12
12.48
14.40
15
15.60
OUTPUT CURRENT
V
IN
= 12 to 50 VDC
0
—
300
0
—
125
0
—
100
mA
OUTPUT POWER
V
IN
= 12 to 50 VDC
0
—
1.5
0
—
1.5
0
—
1.5
W
OUTPUT RIPPLE
10 kHz - 2 MHz
—
45
150
—
50
200
—
35
150
mV p-p
VOLTAGE
Tc = –55°C TO +125°C
—
65
300
—
70
300
—
50
250
LINE REGULATION
VIN = 12 to 50 VDC
—
35
100
—
60
200
—
70
300
mV
Tc = –55°C TO +125°C
—
40
120
—
70
250
—
80
350
LOAD REGULATION
10% TO FULL LOAD
—
350
700
—
600
1300
—
700
1500
Tc = –55°C TO +125°C
—
380
800
—
640
1400
—
760
1600
50% TO FULL LOAD
—
100
200
—
145
300
—
165
350
mV
Tc = –55°C TO +125°C
—
115
300
—
160
400
—
185
450
INPUT VOLTAGE
CONTINUOUS
12
28
50
12
28
50
12
28
50
VDC
NO LOAD TO FULL
TRANSIENT 120 ms
0
—
80
0
—
80
0
—
70
V
INPUT CURRENT
NO LOAD
—
5.5
10
—
6.0
10
—
6.0
11
Tc = –55°C TO +125°C
—
6.0
11
—
6.5
12
—
6.5
12
FULL LOAD
—
70
74
—
68
72
—
68
72
mA
Tc = –55°C TO +125°C
—
73
78
—
70
74
—
70
74
INHIBITED
—
2.3
3.2
—
2.3
3.2
—
2.3
3.2
Tc = –55°C TO +125°C
—
2.4
3.5
—
2.4
3.5
—
2.4
3.5
INPUT RIPPLE
10k Hz - 10 MHz
—
100
200
—
100
200
—
100
200
mA p-p
CURRENT
2
Tc = –55°C TO +125°C
—
130
250
—
150
250
—
150
250
EFFICIENCY
Tc = 25°C
72
77
—
74
79
—
74
79
—
%
Tc = –55°C TO +125°C
69
75
—
72
77
—
72
77
—
LOAD FAULT
3, 4
POWER DISSIPATION
—
1.3
2.0
—
2.0
3.2
—
2.3
3.7
W
Tc = –55°C TO +125°C
—
1.4
2.3
—
2.2
3.5
—
2.5
4.0
RECOVERY
—
3.0
12
—
3.5
15
—
4.0
18
ms
Tc = -–55°C TO +125°C
—
3.5
15
—
3.5
20
—
4.0
20
STEP LOAD
TRANSIENT
–400
185
400
–700
350
700
–700
350
700
mV pk
RESPONSE
5
Tc = –55°C TO +125°C
–500
185
500
–800
380
800
–800
380
800
50 %–100%– 50%
RECOVERY
—
125
500
—
130
500
—
140
600
μs
Tc = –55°C TO +125°C
—
125
600
—
130
600
—
180
750
STEP LINE
TRANSIENT
–400
170
400
–900
400
900
–750
400
750
mV pk
RESPONSE
5
Tc = –55°C TO +125°C
–500
180
500
–1000
400
1000
–850
450
850
12 TO 50 TO 12 V
IN
RECOVERY
—
0.75
3.0
—
0.6
2.5
—
0.47
2.0
ms
Tc = –55°C TO +125°C
—
0.75
4.0
—
0.6
3.0
—
0.5
2.5
START-UP
DELAY
—
7
20
—
7
20
—
7
20
ms
0 TO 28 VDC
Tc = –55°C TO +125°C
—
10
40
—
10
40
—
10
40
OVERSHOOT
—
0
100
—
0
250
—
0
300
mV pk
Tc = –55°C TO +1 25°C
—
0
150
—
0
350
—
0
450
Notes
1. Specified at 50% of full load.
2. Lin = 2 μH
3. Max. duration of short circuit: 25°C– 90 seconds; 125°C – 30 seconds.
4. Load fault is a short circuit (<50 mohms). Recovery into resistive full load.
5. Input step transition ≥ 10 μs.Recovery is time to settle to within 1% of Vout
final value.
Electrical Characteristics: 25°C Tc, 28 VDC Vin, 100% load, unless otherwise specified.