DC/DC C
onverters
absolute maximum ratings
input Voltage
• 10 to 16 VDC HR15X-12XX
• 18 to 36 VDC HR15X-28XX
output power
• 15 watts (HR151-2812 & HR151-2815, 20 watts)
lead soldering temperature (10 sec)
• 300°C
storage temperature range (case)
• –55°C to +125°C
hr150 SerieS
20 Watt
typical characteristics
output Voltage temperature coefficient
• 150 ppm/°C, typical
input to output capacitance
• 60 pF, typical
isolation
• 100 megohm minimum at 500 V
conversion Frequency
• 250 kHz
inhibit pin Voltage (unit enabled)
• 8 to 10 V HR15X-12XX models
• 11 to 13 V HR15X-28XX models
line regulation
• 0.1% typical, 0.2% maximum
load regulation
• 0.2% typical, 0.4% maximum
recommended operating conditions
input Voltage range
• 10 to 16 VDC continuous HR15X-12XX models
• 18 to 36 VDC continuous HR15X-28XX models
• 50 V/50 ms transient HR15XX-28XX models
case operating temperature (tc)
• –40°C to +85°C full power
• –40°C to +105°C absolute
derating output power/current
• Linearly from 100% at 85°C to 0% at 105°C
for HR151 models
• Linearly from 100% at 85°C to 0% at 115°C
for HR153 models
inhibit
inhibit ttl open collector
• Logic low (output disabled)
Inhibit pin current 1 mA typical
Inhibited input current 8 mA typical
• Referenced to input common
• Logic high (output enabled)
Open collector
Electrical Characteristics: 25°C Tc, 28 VDC Vin (12 Vin for 12V models), 100% load, unless otherwise specified.
SINgLE OUTPUT MODELS, 12 V IN
PaRameteR
oUtPUt voltage
oUtPUt cURRent
oUtPUt PoweR
oUtPUt RiPPle
inPUt voltage
inPUt cURRent
inPUt RiPPle cURRent
efficiency
HR151-1205
min
4.90
—
—
tyP
5.0
—
—
35
12
—
40
81
HR151-2805
min
4.90
—
—
tyP
5.0
—
—
30
28
—
—
25
81
maX
5.05
15
36
50
20
50
maX
5.05
15
16
24
80
HR151-1212
min
11.88
—
10
—
—
tyP
12
—
—
35
12
—
40
82
HR151-2812
min
11.88
—
18
—
—
—
tyP
12
—
—
40
28
—
—
25
82
maX
12.12
1.667
20
80
50
30
50
—
min
maX
12.12
1.25
15
70
32
80
—
min
HR151-1215
tyP
15
—
—
35
12
—
40
83
HR151-2815
tyP
15
—
—
40
28
—
—
25
83
maX
15.15
1.333
20
80
36
50
30
50
—
14.85
—
—
—
—
—
—
77
maX
15.15
1.0
15
70
16
32
80
—
14.85
—
—
—
—
—
77
conDitionS
UnitS
VDC
A
W
mV p-p
VDC
mA
mA p-p
%
3.0 —
70 —
0
to
1 mHz
continUoUS
no loaD
—
10
—
—
75
16 10
0
to
2 mHz
— 76
SINgLE OUTPUT MODELS, 28 V IN
PaRameteR
oUtPUt voltage
oUtPUt cURRent
oUtPUt PoweR
oUtPUt RiPPle
inPUt voltage
conDitionS
UnitS
VDC
A
W
mV p-p
VDC
V
mA
mA p-p
%
3.0 —
60 —
0
to
1 mHz
continUoUS
tRanSient
50 ms
—
18
—
—
—
75
36 18
inPUt cURRent
inPUt RiPPle cURRent
efficiency
no loaD
0
to
2 mHz
— 76
2
CRANE [ Crane Aerospace & Electronics. ]
