-25
-25
-5 55 75
71
95
3515 95
Output Load(%)
100%
120%
80%
60%
40%
20%
0%
Ambient Temperature(˚C)
Natural
Convection
External Output Trim
All Specifications Typical At Nominal Line, Full Load and 25˚C Unless Otherwise Noted.
TRIM DOWN
10K ohms
TRIM (4)
-V o (5)
+V o (3)
TRIM (4)
-V o (5)
+V o (3)
TRIM U P
BOT TO M
VIEW
0.300
(7.62)
0.200
(5.08)
0.40
(10.2)
2.0(50.8) 0.800(20.32)
0.60(15.2)
1.00
(25.4)
0.400
(10.16)
0.400
(10.16)
0.40
(10.2 )
0.22 min.
(5.6)
0.040 DIA
(1.02)
5 4 3
62
1
CASE B
All Specifications Typical At Nominal Line, Full Load and 25˚C Unless Otherwise Noted.
Specifications
INPUT SPECIFICATIONS:
Input Voltage Range......................5V............................................... 4.5-5.5V
Input Filter Type1............................................................................Capacitive
Remote Shutdown3...................................................................Positive Logic
OUTPUT SPECIFICATIONS:
Voltage Accuracy ..........................................................................±1% max.
External Trim Adj. Range ........................................................................±10%
Ripple & Noise, 20MHz BW3................................................75mV pk-pk max.
Temperature Coefficient................................................................±0.05%/˚C
Over Current Protection........................................................Auto-Recovery
Current Limit ....................................................120% ~150% Nominal Output
Line Regulation4 ............................................................................±0.5% max.
Load Regulation5...........................................................................±0.5% max.
GENERAL SPECIFICATIONS:
Efficiency..........................................................................................See Table
Switching Frequency ..................................................................200KHz Typ.
Operating Ambient Temperature Range …........................ -25˚Cto +71˚C
De-rating, Above 71˚C …………………..... Linearly to Zero power at 95˚C
Case Temperature6……….............................................................. 95˚C max
Cooling ………………………………………………......... Natural Convection
Storage Temperature Range...............................................-40˚C to +105˚C
Dimensions ...............................................................2.00 x 1.00 x 0.40 inches
(50.8 x2 5.4 x 10.2 mm)
Case Material ...............................................Non-Conductive Black Plastic
Weight..........................................................................................................23g
NOTE:
1. Specification apply to model and require an 470µF input capacitor.
2. Logic Compatibility with Open Collector TTL or CMOS.
3. Measured From Output connect with an external capacitor 0.1µF ceramic.
4. Measured From High Line to Low Line.
5. Measured From Full Load to 10% Load.
6. Maximum case temperature under any operating condition should
not exceed 95˚C.
EC6B Series Derating Curve
-25
-25
-5 55 75
71
95
3515 95
Output Load(%)
100%
120%
80%
60%
40%
20%
0%
Ambient Temperature(˚C)
Natural
Convection
EC6B
EC6B
7.2 - 20 WATT
NON-ISOLATED OUTPUT
DC-DC CONVERTERS
S E R I E S
MODEL
NUMBER
EC6B-05S12
EC6B-05S21
EC6B-05S25
EC6B-05S33
4.5-5.5 VDC
4.5-5.5 VDC
4.5-5.5 VDC
4.5-5.5 VDC
1.2 VDC
2.1 VDC
2.5 VDC
3.3 VDC
6A
6A
6A
6A
40 mA
40 mA
40 mA
40 mA
1895 mA
3000 mA
3530 mA
4500 mA
76
84
85
88
2" x 1"
2" x 1"
2" x 1"
2" x 1"
% EFF. SIZE
INPUT
VOLTAGE
OUTPUT
CURRENT
INPUT CURRENT
NO LOAD FULL LOAD
OUTPUT
VOLTAGE
PIN CONNECTION
Pin Function
1
2
3
4
5
6
+V Input
-V Input
+V Output
Trim
-V Output
Remote ON/OFF
TRIM DOWN
10K ohms
TRIM (4)
-V o (5)
+V o (3)
TRIM (4)
-V o (5)
+V o (3)
TRIM U P
BOT TO M
VIEW
0.300
(7.62)
0.200
(5.08)
0.40
(10.2)
2.0(50.8) 0.800(20.32)
0.60(15.2)
1.00
(25.4)
0.400
(10.16)
0.400
(10.16)
0.40
(10.2 )
0.22 min.
(5.6)
0.040 DIA
(1.02)
5 4 3
62
1
• 7.2-20W Non-Isolated Output
• 2" x 1" Case
• Regulated Outputs
• Efficiency to 88%
Features
• Over Current Protection
• Input Under Voltage Protection
• Remote On/Off Control
All Dimensions In Inches(mm)
Tolerances Inches: x.xx= ±0.04, x.xxx= ±0.010
Millimeters: x.x= ±1, x.xx= ±0.25
