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SRAH-03E090 Datasheet

  • SRAH-03E090

  • NON-ISOLATED DC/DC CONVERTERS

  • 11頁

  • BEL   BEL

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NON-ISOLATED DC/DC CONVERTERS
4.5 Vdc - 13.2 Vdc Input
0.9 Vdc - 5.0 Vdc/3 A Output
xRAH-03Exx0 Series
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
Non-Isolated
Trim Function
RoHS Compliant
鈥?/div>
鈥?/div>
鈥?/div>
Remote On/Off
OCP/SCP
Rev.A
Low Profile Package (7.82 mm)
UL60950-1 Recognized (UL/cUL)
Under-Voltage Lockout (UVLO)
Description
The Bel xRAH-03Exx0 is part of the low cost non-isolated dc/dc converter Power Module series. The modules use
a SMD or SIP package for ease of layout and space savings. The output is closely regulated and the efficiency of
3.3 Vdc output module is typically 93% at full load.
Part Selection
Output
Voltage
5.0 Vdc
3.3 Vdc
2.5 Vdc
1.8 Vdc
1.5 Vdc
1.2 Vdc
1.0 Vdc
0.9 Vdc
Input Voltage
8.0 Vdc - 13.2 Vdc
4.5 Vdc - 13.2 Vdc
4.5 Vdc - 13.2 Vdc
4.5 Vdc - 13.2 Vdc
4.5 Vdc - 13.2 Vdc
4.5 Vdc - 13.2 Vdc
4.5 Vdc - 13.2 Vdc
4.5 Vdc - 13.2 Vdc
Max. Output
Current
3A
3A
3A
3A
3A
3A
3A
3A
Max. Output
Power
15 W
9.9 W
7.5 W
5.4 W
4.5 W
3.6 W
3W
2.7 W
Typical
Efficiency
95%
93%
91%
88%
87%
85%
84%
82%
Part Number
Surface Mount
SRAH-03E500
SRAH-03E330
SRAH-03E250
SRAH-03E180
SRAH-03E150
SRAH-03E120
SRAH-03E100
SRAH-03E090
Part Number
Vertical Mount
VRAH-03E500
VRAH-03E330
VRAH-03E250
VRAH-03E180
VRAH-03E150
VRAH-03E120
VRAH-03E100
VRAH-03E090
Notes:
1. Add 鈥?鈥?suffix at the end of the model number to indicate 鈥淭ube Packaging鈥? and 鈥淩鈥?for 鈥淩eel
Packaging鈥? and 鈥淕鈥?for 鈥淭ray Packaging鈥?
2. All part numbers above indicate RoHS 6. Change the second letter "R" to "7" for RoHS 5 part numbers.
Absolute Maximum Ratings
Parameter
Input Voltage (continuous)
Output Enable Terminal Voltage
Ambient Temperature
Storage Temperature
Min
-0.3 V
-0.3 V
0
擄C
-40
擄C
Typ
-
-
-
-
Max
14 V
13.2 V
70
擄C
100
擄C
Notes
Input Specifications
Parameter
Input Voltage
Input Current (no load)
Input Current (full load)
Remote Off Input Current
Input Reflected Ripple Current
(pk-pk)
Input Reflected Ripple Current
(rms)
2
I t Inrush Current Transient
Turn-on Voltage Threshold
Turn-off Voltage Threshold
Min
4.5 V
-
-
-
-
-
-
-
-
Typ
-
30 mA
-
4 mA
75 mA
30 mA
0.02 A s
4.1 V
3.3 V
2
Max
13.2 V
-
3A
-
150 mA
60 mA
0.08 A s
4.5 V
4.0 V
2
Notes
Min. input voltage for 5.0 V output module
should be 8.0 V
With simulated source impedance of
500 nH, 5 Hz to 20 MHz; Use two
270 uF/16 V Oscon capacitors with ESR =
0.018 ohm max. at 100 kHz at 25
擄C
Not applicable for 5.0 V output.
Bel Fuse Inc.
206 Van Vorst Street, Jersey City, NJ 07302
鈥?/div>
Tel 201-432-0463
鈥?/div>
Fax 201-432-9542
鈥?/div>
www.belfuse.com

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