MFC SERIES
UP TO 30 WATTS
FILTERED CONFIGURABLE DC/DC CONVERTERS
15 Watt Single Output Modules
ABSOLUTE MAXIMUM RATINGS
SYNC AND INHIBIT
TYPICAL CHARACTERISTICS
Input Voltage
• 16 to 40 VDC
Power Dissipation (Pd)
• 6 W
Output Power
• 12 to 15 watts depending on model
Lead Soldering Temperature (10 sec per lead)
• 300°C
Storage Temperature Range (Case)
• –65°C to +150°C
Sync In (500 to 600 kHz)
• Duty cycle 40% to 60%
• Logic low 0.8 V max
Output Voltage Temperature Coefficient
• 100 ppm /°C typical
• 150 ppm/°C maximum
Input to Output Capacitance
• 60 pF typical
Undervoltage Lockout
• 12 V input typical
Current Limit
• 115% of full load typical
Isolation
• 100 megohm minimum at 500 V
Audio Rejection
• Logic high 4.5 V min, 5 V max
• Referenced to input common
• If not used, connect to input common
Inhibit TTL Open Collector
• Logic low (output disabled)
Logic low voltage ≤0.8 V
Inhibit pin current 4.0 mA max
• Referenced to input common
• Logic high (output enabled)
Open collector or unconnected
RECOMMENDED OPERATING CONDITIONS
• 50 dB typical
Input Voltage Range
• 16 to 40 VDC continuous
• 0 V for up to 50 msec transient
Case Operating Temperature (Tc)
• –55°C to +100°C full power
Conversion Frequency (º55°C to +100°C Tc)
• Free run 550 kHz typical
480 kHz min, 620 kHz max
Inhibit Pin Voltage (unit enabled)
• 8.5 to 12 V
• –55°C to +115°C absolute
Derating Output Power/Current (Tc)
• Linearly from 100% at 100°C to 0% at 115°C
Electrical Characteristics: 25°C Tc, 28 VDC Vin, 100% load, free run, unless otherwise specified.
SINGLE OUTPUT MODULES
3R3S
05S
5R2S
PARAMETER
CONDITION
MIN TYP MAX
MIN TYP MAX
MIN TYP MAX
UNITS
VDC
A
OUTPUT VOLTAGE
3.27 3.30 3.33
4.95 5.00 5.05
5.16 5.20 5.24
OUTPUT CURRENT
OUTPUT POWER
V
V
= 16 to 40 VDC
= 16 to 40 VDC
0
0
—
—
2.4
8
0
0
—
—
2.4
12
0
0
—
—
2.4
IN
IN
12.48
W
OUTPUT RIPPLE
VOLTAGE
10 kHz - 2 MHz
—
—
—
—
16
—
30
50
5
80
120
100
50
—
—
—
—
16
—
30
60
5
80
100
50
—
—
—
—
16
—
30
60
5
50
100
35
mV p-p
Tc = –55°C to +100°C
Vin = 16 to 40 VDC
NO LOAD TO FULL
CONTINUOUS
LINE REGULATION
LOAD REGULATION
INPUT VOLTAGE
NO LOAD TO FULL
mV
mV
VDC
V
20
28
—
20
28
—
50
20
28
—
35
40
40
40
TRANSIENT 50 ms
50
50
50
INPUT CURRENT
NO LOAD
FULL LOAD
—
—
—
—
—
72
25
—
5
65
397
12
—
—
—
—
—
75
25
40
—
—
—
—
—
75
25
42
560 624
560 605
mA
INHIBITED
5
12
80
5
12
100
120
—
INPUT RIPPLE
CURRENT
10 kHz - 10 MHz
Tc = –55°C to +100°C
45
—
75
80
35
—
77
35
—
77
mA pp
%
120
—
100
—
EFFICIENCY
1
LOAD FAULT
SHORT CIRCUIT
POWER DISSIPATION
—
—
5
8
—
—
3.5
7.5
6
—
—
.35
7.5
6
W
2
RECOVERY
7.5
30
30
30
ms
STEP LOAD RESP.
STEP LINE RESP.
START-UP
50% – 100% – 50%
TRANSIENT
–400 150 500
150 300
–400 150 400
150 300
–400 150 400
150 300
mV pk
µs
2
RECOVERY
—
—
—
16 – 40 – 40 VDC
3
TRANSIENT
–800 550 800
–800 550 800
–800 550 800
mV pk
ms
2
RECOVERY
—
—
0
0.8
10
1.2
25
—
0
0.8
10
1.2
25
—
0
0.8
10
1.2
18
DELAY
ms
4
OVERSHOOT
200 300
0
100 600
0
100 300
mV pk
Notes
1. Indefinite short circuit protection not guaranteed above 100°C (case)
2. Recovery time is measured from application of the transient to point at
which Vout is within regulation.
3. Input step transition time >10µs.
4. Input step transition time <100µs.
6