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RSG Electronic Components GmbH Sprendlinger Landstr. 115 D-63069 Offenbach/Germany
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RSG
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Tel. +49 69 984047-0 Fax +49 69 984047-77 info@rsg-electronic.de www.rsg-electronic.de
ELECTRONIC COMPONENTS
Änderungen vorbehalten / subject to change without notice
Specifications
Typical Derating Curve for CQB125-48S3V3
INPUT SPECIFICATIONS:
35
30
25
Input Voltage Range....………................48V……….........................36 – 75V
Under voltage lockout ……..…............. power up .........................35V typ.
power down …............... 33V typ.
Positive Logic Remote on/off Control (see Note4 & 5)
C Q B 1 2 5
Input Filter ...........…..……………….………...........................................PI Type
20
20LFM
S
E
R
I
E
S
100LFM
15
OUTPUT SPECIFICATIONS:
200LFM
Voltage Accuracy…………………...……………...........................±1.0% max.
Transient Response :25% Step Load Change..............................<500u sec.
Ripple and Noise, 20MHz BW …….......…………................100mV p-p max.
5V / 12Vout…......................120mV p-p max.
Temperature Coefficient....................….…………….............±0.03%/C max.
Short Circuit Protection...................…......……............Continuous / Hiccup
Line Regulation1..….………...………………..................................±.0.2% max.
Load Regulation2………………….........………..............................±0.5% max.
Over Voltage Protection Trip Range, %Vo nom………..............115%-140%
External Trim Adj. Range6……………….…………..............….................±10%
Current Limit………………………...................110% - 150% Nominal Output
10
5
300LFM
40-125 WATT 1/4 BRICK
DC-DC CONVERTERS
25
30
35
40
45
50
55
60
65
70
75
80
Ambient Temperature(˚C)
External Output Trim
GENERAL SPECIFICATIONS:
Efficiency...........................................………..…………....................See Table
Isolation Voltage...................................……..………...............1500 VDC min.
Isolation Resistance .....................…….………….……….........10 Ohms min.
Switching Frequency .............................……..............................200KHz typ.
3.3V/2.5Vout..……..............................250KHz typ.
+SENSE
+SENSE
TRIM
TRIM UP
7
Features
10K ohms
TRIMPOT
TRIM
• 40-125W Isolated Output
• Quarter Brick Package
• Regulated Outputs
• Efficiency to 92%
• Input Under Voltage Protection
• Over Current Protection
• Over Temperature Protection
• Remote On/Off Control
5V/12Vout..…….............................300KHz typ.
TRIM DOWN
Over Temperature Protection .....……...........................................120˚C typ.
Operating Ambient Temperature Range...…..…...…......... -40˚C to +85˚C
Power Derating Curve........................................Refer to Application Note.
Storage Temperature Range ...…............…….....…........... -40˚C to +125˚C
Dimensions.........................……......………………... 2.30 x 1.45 x 0.42 inches
(58.4 x 36.8 x 10.6 mm)
-SENSE
-SENSE
PIN CONNECTION
Weight.........................................................................................................40g
• 1500VDC Isolation
Pin
Function
NOTE:
1
2
3
4
5
6
7
8
+V Input
ON/OFF
-V Input
-V Output
-Sense
1. Measured From High Line to Low Line
2. Measured From Full Load to Zero Load
3. The output ripple and noise is measured with 10uF tantalum and 1uF
Ceramic capacitor across output.
4. Logic Compatibility ……………... Open Collector ref to -Input
Module ON ………. Open Circuit
Module OFF ……….. < 1.2Vdc
5. Suffix "N" to the Model Number with Negative Logic Remote ON/OFF
Module ON ………. < 1.2Vdc
Module OFF ……….. Open Circuit
6. Trim-up.................Connect a Resistor Between the Trim Pin and+Sense
Trim-Down.............Connect a Resistor Between the Trim Pin and-Sense
MODEL
INPUT
OUTPUT
OUTPUT CURRENT
INPUT CURRENT
% EFF.
SIZE
Trim
NUMBER
VOLTAGE
VOLTAGE
MIN.
MAX.
NO LOAD FULL LOAD
+Sense
+Vout
82
Quarter-Brick
CQB125-48S1V0 36-75 VDC
CQB125-48S1V2 36-75 VDC
CQB125-48S1V5 36-75 VDC
CQB125-48S1V8 36-75 VDC
CQB125-48S2V5 36-75 VDC
CQB125-48S3V3 36-75 VDC
1.0 VDC
1.2 VDC
1.5 VDC
1.8 VDC
2.5 VDC
3.3 VDC
5.0 VDC
12 VDC
0 mA
40A
60 mA
60 mA
60 mA
60 mA
80 mA
80 mA
100 mA
100 mA
1016mA
1190mA
1453mA
1724mA
2341mA
2673mA
2861mA
2717mA
SIZE EB
84
86
87
89
90
91
92
Quarter-Brick
Quarter-Brick
Quarter-Brick
Quarter-Brick
Quarter-Brick
Quarter-Brick
Quarter-Brick
0 mA
0 mA
0 mA
0 mA
0 mA
0 mA
0 mA
40A
40A
40A
40A
35A
25A
10A
All Dimensions In Inches(mm)
2.30
(58.4)
Tolerance
Inches: x.xx= ±0.02, x.xxx= ±0.010
Millimeters: x.x= ±0.5, x.xx= ±0.25
2.000
(50.80)
4
3
2
5
6
7
1.45
(36.8)
0.600
(15.24)
0.600
0.300
(7.62)
(15.24)
1
8
BOTTOM VIEW
SIDE VIEW
0.42
(10.6)
CQB125-48S05
36-75 VDC
36-75 VDC
0.145
(3.68)
0.040
(1.02)
0.062
(1.57)
CQB125-48S12
NOTE: 1. Nominal Input Voltage 48 VDC
All Specifications Typical At Nominal Line, Full Load and 25˚C Unless Otherwise Noted.
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