All Specifications Typical At Nominal Line, Full Load and 25˚C Unless Otherwise Noted.
0.800
(20.32)
0.60
(15.2)
0.040 DIA
(1.02)
0.22 min.
(5.6)
BOTTOM VIEW
2 1
5 4 3
0.400
(10.16)
0.400
(10.16)
1.00
(25.4)
0.40
(10.2)
0.200
(5.08)
0.40
(10.2)
2.00(50.8)
6
0.300
(7.62)
CASE B
All Specifications Typical At Nominal Line, Full Load and 25˚C Unless Otherwise Noted.
Specifications
NOTE:
1. Measured From High Line to Low Line
2. Measured From Full Load to 10% Load
3. Measured From Full Load to 1/4 Load
4.Suffix "T" to the Model Number with Remote ON/OFF
5. Maximum case temperature under any operating condition should
not exceed 100˚C.
EC3BB Series Derating Curve
-25
-25
0
71
100
50 7525 100
Output Load(%)
100%
120%
80%
60%
40%
20%
0%
Ambient Temperature(˚C)
Natural
Convection
EC3BB
EC3BB
7.5 WATT
EN55022 CLASS B
DC-DC CONVERTERS
S E R I E S
INPUT SPECIFICATIONS:
Input Voltage Range......................12V.................................................9-18V
24V...............................................18-36V
48V...............................................36-72V
Input Filter..............................................................................................Pi Type
OUTPUT SPECIFICATIONS:
Voltage Accuracy........................................................................±2.0% max.
Voltage Balance (Dual)...............................................................±1.0% max.
Temperature Coefficient...............................................................±0.05%/˚C
Ripple and Noise, 20MHz BW.................3.3V/5V................100mV p-p max.
12V/15V.......................1% p-p max.
Short Circuit Protection................................................................Continuous
Line Regulation, Single/Dual1......................................................± 0.5% max.
Load Regulation, Single2............................................................. ± 0.5% max.
Dual3................................................................ ± 1.0% max.
GENERAL SPECIFICATIONS:
Efficiency..........................................................................................See Table
Isolation Voltage......................................................................1500 VDC min.
Isolation Resistance...........................................................................10
9
Ohms
Switching Frequency...................................................................100KHz, min.
Operating Ambient Temperature Range .......................... -25˚C to +71˚C
De-rating, Above 71˚C …………………... Linearly to Zero power at 100˚C
Case Temperature
5
…………….....................................................100˚C max
Cooling ………………………………………………..........Natural Convection
Storage Temperature Range............................................. -40°C to + 100°C
EMI / RFI..............................................Conuctive EMI Meet EN55022 Class B
Dimensions................................................................2.00 x 1.00 x 0.40 inches
(50.8 x 25.4 x 10.2mm)
Case Material....................................................Black Coated Copper With
Non-Conductive Base
Weight..................................................................................................... 32.5g
PIN CONNECTION
Pin Function
1
2
3
4
5
6
+ Input
- Input
+ Output
Common/NP
- Output
NP (Remote ON/OFF)
*NP-NO PIN
Remote On/Off Control
Logic Compatibility
Ec-On
Ec-Off
Shutdown Idle Current
Control Common
CMOS or Open Collector TTL
>+5.5 VDC or Open Circuit
<1.8 VDC
10mA
Referenced to Input Minus
MODEL
NUMBER
EC3BB01
EC3BB02
EC3BB03
EC3BB04
EC3BB05
EC3BB06
EC3BB07
EC3BB11
EC3BB12
EC3BB13
EC3BB14
EC3BB15
EC3BB16
EC3BB17
EC3BB21
EC3BB22
EC3BB23
EC3BB24
EC3BB25
EC3BB26
EC3BB27
9-18 VDC
18-36 VDC
36-72 VDC
5 VDC
12 VDC
15 VDC
±12 VDC
±15 VDC
±5 VDC
3.3 VDC
5 VDC
12 VDC
15 VDC
±12 VDC
±15 VDC
±5 VDC
3.3 VDC
5 VDC
12 VDC
15 VDC
±12 VDC
±15 VDC
±5 VDC
3.3 VDC
1500 mA
625 mA
500 mA
±310 mA
±250 mA
±750 mA
1500 mA
1500 mA
625 mA
500 mA
±310 mA
±250 mA
±750 mA
1500 mA
1500 mA
625 mA
500 mA
±310 mA
±250 mA
±750 mA
1500 mA
7.5 mA
7.5 mA
7.5 mA
12 mA
12 mA
7.5 mA
7.5 mA
5 mA
5 mA
5 mA
7.5 mA
7.5 mA
7.5 mA
5 mA
2 mA
2 mA
2 mA
3 mA
3 mA
3 mA
3 mA
820 mA
780 mA
780 mA
775 mA
780 mA
820 mA
557 mA
400 mA
380 mA
380 mA
385 mA
385 mA
400 mA
271 mA
200 mA
192 mA
192 mA
192 mA
192 mA
200 mA
136 mA
76
80
80
80
80
76
74
78
82
82
81
81
78
76
78
81
81
81
81
78
76
2" x 1"
2" x 1"
2" x 1"
% EFF. SIZE
INPUT
VOLTAGE
OUTPUT
CURRENT
INPUT CURRENT
NO LOAD FULL LOAD
OUTPUT
VOLTAGE
NOTE: 1. Nominal Input Voltage 12, 24 or 48 VDC
• 7.5W Isolated Output
• 2"x 1" Case
• Regulated Outputs
• Efficiency to 82%
Features
• Pi Input Filter
• Continuous Short Circuit Protection
• Meets EN55022 Class B, Conducted
• Remote On/Off Control (Option)
All Dimensions In Inches(mm)
Tolerances Inches: x.xx= ±0.04, x.xxx= ±0.010
Millimeters: x.x= ±1, x.xx= ±0.25