
Bel Fuse Inc.
206 Van Vorst Street, Jersey City, NJ 07302
Tel 201-432-0463
Fax 201-432-9542
www.belfuse.com
NON-ISOLATED DC/DC CONVERTERS
9.0 Vdc - 18 Vdc Input 5 Vdc - 12 Vdc/1A Output
Output Specifications
Parameter
Min
4.90 V
8.82 V
11.76 V
-
-
-
-
-
-
-
-
-
0.005 A
1.1 A
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0 uF
Typ
5 V
9 V
12 V
8 mV
15 mV
20 mV
15 mV
25 mV
35 mV
50 mV
70 mV
90 mV
-
-
3 mV
3 mV
4 mV
10 mV
15 mV
20 mV
15 mV
25 mV
35 mV
40 mV
70 mV
110 mV
20 mS
30 mS
30 mS
0%
-
Max
5.10 V
9.18 V
12.24 V
15 mV
25 mV
35 mV
25 mV
45 mV
60 mV
80 mV
100 mV
140 mV
1 A
1.8 A
5 mV
5 mV
6 mV
15 mV
20 mV
30 mV
25 mV
35 mV
50 mV
70 mV
100mV
160mV
30 mS
45 mS
45 mS
5%
47 uF
Notes
Output Voltage Set Point
Vo=5 V
Vo=9 V
Vo=12 V
Test condition:
Vin=12 V, lout=full load
Line Regulation
Vo=5 V
Vo=9 V
Vo=12 V
Load Regulation
Vo=5 V
Vo=9 V
Vo=12 V
Regulation Over Temperature
(-40
°
C to +85
°
C)
Vo=5 V
Vo=9 V
Vo=12 V
Output Current
Output DC Current Limit
Ripple and Noise (rms)
Vo=5 V
Vo=9 V
Vo=12 V
Ripple and Noise (pk-pk)
Vo=5 V
Vo=9 V
Vo=12 V
Test conditions:
BW = 0-20 MHz; with
π
filter (Co1=10 uF, L=0.47
uH, Co2=10 uF) at the
output
Ripple and Noise (rms)
Vo=5 V
Vo=9 V
Vo=12 V
Ripple and Noise (pk-pk)
Vo=5 V
Vo=9 V
Vo=12 V
Test conditions:
BW = 0-20 MHz; with two
10 uF ceramic capacitors at
the output.
Turn On Time
Vo=5 V
Vo=9 V
Vo=12 V
Overshoot at Turn on
Output Capacitance
Transient Response
50% ~ 75%
Max Load
75% ~ 50%
Max Load
50% ~ 75%
Max Load
75% ~ 50%
Max Load
50% ~ 75%
Max Load
75% ~ 50%
Max Load
Overshoot
Settling Time
Overshoot
Settling Time
Overshoot
Settling Time
Overshoot
Settling Time
Overshoot
Settling Time
Overshoot
Settling Time
-
-
-
-
-
-
-
-
-
-
-
-
200mV
100uS
200mV
100uS
300mV
150uS
300mV
150uS
350mV
150uS
350mV
150uS
300mV
150uS
300mV
150uS
400mV
200uS
400mV
200uS
500mV
200uS
500mV
200uS
5.0 V
9.0 V
12.0 V
di/dt = 0.5 A/uS; Vin = 12
V; and with two 10 uF
ceramic capacitors at the
output
Note:
All specifications are typical at nominal input, full load at 25
°
C
unless otherwise stated.