FMTR SERIES
30 WATT
20V/div
DC/DC C
ONVERTERS
25W to 12.5W
Typical Performance Curves: 25°C Tc, 28 VDC Vin, 100% load, free run, unless otherwise specified.
20V/div
1V/div
12.5W to 25W
VIN
VIN
20mV/div
100mV/div
VOUT
VOUT
50µs/div
16 TO 40V
50µs/div
50% 100%
500
µs
/ div
FMTR2805S TURN-ON INTO NO LOAD
FMTR2805S STEP LINE RESPONSE
FMTR2805S STEP LOAD RESPONSE
F
IGURE
11
20V/div
F
IGURE
12
F
IGURE
13
VIN
15W to 7.5W
+VOUT
–POUT =15W
20V/div
VIN
+VOUT
100mV/div
20mV/div
5V/div
7.5W to 15W
–VOUT
–VOUT
50µs/div
16 TO 40
50µs/div
25%
50%
200µs/div
FMTR2815D STEP LINE RESPONSE
FMTR2815D +VOUT STEP LOAD RESPONSE
FMTR2815D TURN-ON INTO NO LOAD
F
IGURE
14
10
9
8
7
2812D
6
5
4
2805D
3
2
1 2815D
0
-1
2815D
-2
-3
-4
2812D
-5
-6
2805D
-7
-8
-9
-10
+POUT 0 3 6 9 12 15 18 21 24 27 30
–POUT 30 27 24 21 18 15 12 9 6 3 0
8
7
6
5
4
3
2
1
0
–1
–2
–3
–4
–5
–6
–7
–8
F
IGURE
15
16.0
F
IGURE
16
–V
OUT
VOLTAGE CHANGE (%)
–V
OUT
VOLTAGE CHANGE (%)
15.5
2805D
COND A
2815D
COND B
2805D
2812D
INPUT VOLTAGE (Volts)
2812D
15.0
14.5
14.0
13.5
13.0
10
20
30
40
50
9
12
15
18
21
24
27
30
OUTPUT LOAD (Watts)
10% to 90% LOAD +V
90% to 10% LOAD –V
OUTPUT LOAD (%)
COND. B: 50% LOAD +V, 50% to 10% –V
COND. A: 50% LOAD –V, 50% to 10% +V
OUTPUT POWER (Watts)
1% DROP
CROSS REGULATION
CROSS REGULATION
FMTR SINGLES AND DUALS
LOW LINE DROPOUT
F
IGURE
17
F
IGURE
18
F
IGURE
19
6
CRANE [ Crane Aerospace & Electronics. ]
