
TYPICAL CHARACTERISTICS
Output Voltage Temperature Coefficient
150 ppm/°C typical
Input to Output Capacitance
80 pF typical
Current Limit
125% of full load typical
Isolation
100 megohm minimum at 500 V
Conversion Frequency
250 kHz typical
Inhibit Pin Voltage (unit enabled)
10 V typical
INHIBIT
RECOMMENDED OPERATING CONDITIONS
Input Voltage Range
MTO12XXT 9 to 16 VDC continuous
MTO28XXT 16 to 36 VDC continuous
MTO12XXT 25 V for 50 msec transient
MTO28XXT 50 V for 50 msec transient
Case Operating Temperature (Tc)
–55°C to +85°C full power
–55°C to +115°C absolute
Derating Output Power/Current
Linearly from 100% at 85°C to 0% at 115° C
ABSOLUTE MAXIMUM RATINGS
Output Power
15 watts
Lead Soldering Temperature (10 sec per lead)
300°C
Storage Temperature Range (Case)
–65°C to +125°C
Inhibit TTL Open Collector
Logic low (output disabled)
V = <0.8 V
Inhibit pin current < 2.0 mA
Referenced to input common
Logic high (output enabled)
Unconnected or connected to Vin
B4-24
MTO SERIES
15 WATT
DC/DC C
ONVERTERS
Note
1. Minimum load required for full output capability on auxiliary outputs. Minimum current can be reduced when dual outputs are used at reduced loads.
MTO1212T
MTO1215T
MTO2812T
MTO2815T
PARAMETER
CONDITION
MIN
TYP
MAX
MIN
TYP
MAX
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
MAIN
4.95
5.0
5.05
4.95
5.0
5.05
4.95
5.0
5.05
4.95
5.0
5.05
OUTPUT VOLTAGE
+ AUXILIARY
11.88
12.0
12.12
14.85
15.0
15.15
11.88
12.0
12.12
14.85
15.0
15.15
VDC
– AUXILIARY
MAIN
1
11.88
12.0
12.12
14.85
15.0
15.15
11.88
12.0
12.12
14.85
15.0
15.15
OUTPUT CURRENT
100
—
2000
100
—
2000
100
—
2000
100
—
2000
mA
AUXILIARY
—
—
±208
—
—
±167
—
—
±208
—
—
±167
MAIN
—
—
10.0
—
—
10.0
—
—
10.0
—
—
10.0
OUTPUT POWER
+ AUXILIARY
—
—
2.5
—
—
2.5
—
—
2.5
—
—
2.5
W
– AUXILIARY
—
—
2.5
—
—
2.5
—
—
2.5
—
—
2.5
TOTAL
—
—
15
—
—
15
—
—
15
—
—
15
OUTPUT RIPPLE
MAIN
—
—
80
—
—
80
—
—
80
—
—
80
VOLTAGE, BW = 1 MHZ
± AUXILIARY
—
—
30
—
—
30
—
—
30
—
—
30
mV p-p
LINE REGULATION
MAIN
—
5
10
—
5
10
—
5
10
—
5
10
mV
V
in
= MIN. TO MAX.
LOAD REGULATION
±AUXILIARY
—
30
48
—
30
60
—
30
48
—
30
60
MAIN
—
10
20
—
10
20
—
10
20
—
10
20
mV
NO LOAD TO FULL
± AUXILIARY
—
30
48
—
30
60
—
30
48
—
30
60
INPUT VOLTAGE
CONTINUOUS
9
12
16
9
12
16
16
28
36
16
28
36
VDC
TRANSIENT 50 ms
—
—
25
—
—
25
—
—
50
—
—
50
V
NO LOAD
—
—
60
—
—
60
—
—
30
—
—
30
INPUT CURRENT
FULL LOAD
—
—
1670
—
—
1670
—
—
700
—
—
700
mA
INHIBITED
—
8
10
—
8
10
—
8
10
—
8
10
INPUT RIPPLE
CURRENT
—
50
100
—
50
100
—
20
50
—
20
50
mA p-p
EFFICIENCY
76
79
—
76
79
—
76
79
—
76
79
—
%
Electrical Characteristics: 25°C Tc, 28 VDC Vin (12 VDC for 12V models), 100% load, unless otherwise specified.