1
︳
EC6A SERIES
7.5WATT 2:1 INPUT RANGE
DC-DC CONVERTERS
FEATURE
S
* 7.5W Isolated Output
* 24-Pin DIP Package
* Efficiency to 87%
* 2:1 Input Range
* Regulated Outputs
* Pi Input Filter
* Continuous Short Circuit Protection
* CE Mark Meets 2004/108/EC
* UL60950-1 Approval
* Without Tantalum Capacitor inside
NOTE: 1. Nominal Input Voltage: 12, 24 or 48VDC
MODEL
NUMBER
INPUT
VOLTAGE
OUTPUT
VOLTAGE
OUTPUT CURRENT
INPUT CURRENT %
EFF.
Capacitor
Load max.
MIN. MAX.
NO LOAD
FULL LOAD
EC6A01 9-18VDC 5VDC 0 mA
1500 mA
25 mA
781
mA
80 4700uF
EC6A02 9-18VDC 12VDC 0 mA
625 mA
25
mA
753
mA
83 4700uF
EC6A03 9-18VDC 15VDC 0 mA
500 mA
25 mA
744
mA
84 4700uF
EC6A04 9-18VDC ±5VDC 0 mA
±750 mA
30 mA
772
mA
81 2200uF
EC6A05 9-18VDC ±12VDC 0 mA
±310 mA
30 mA
753 mA
83 2200uF
EC6A06 9-18VDC ±15VDC 0 mA
±250 mA
30 mA
753 mA
83 2200uF
EC6A07 9-18VDC 3.3VDC 0 mA
1500 mA
25 mA
529
mA
78 4700uF
EC6A11 18-36VDC 5VDC 0 mA
1500 mA
20 mA
377
mA
83 4700uF
EC6A12 18-36VDC 12VDC 0 mA
625 mA
20 mA
359
mA
87 4700uF
EC6A13 18-36VDC 15VDC 0 mA
500 mA
20 mA
359
mA
87 4700uF
EC6A14 18-36VDC ±5VDC 0 mA
±750 mA
25 mA
372 mA
84 2200uF
EC6A15 18-36VDC ±12VDC 0 mA
±310 mA
25 mA
356
mA
87 2200uF
EC6A16 18-36VDC ±15VDC 0 mA
±250 mA
25 mA
372 mA
84 2200uF
EC6A17 18-36VDC 3.3VDC 0 mA
1500 mA
20 mA
264 mA
78 4700uF
EC6A21 36-72VDC 5VDC 0 mA
1500 mA
10 mA
193 mA
81 4700uF
EC6A22 36-72VDC 12VDC 0 mA
625 mA
10 mA
184 mA
85 4700uF
EC6A23 36-72VDC 15VDC 0 mA
500 mA
10 mA
182 mA
86 4700uF
EC6A24 36-72VDC ±5VDC 0 mA
±750 mA
15
mA
191 mA
82 2200uF
EC6A25 36-72VDC ±12VDC 0 mA
±310 mA
15 mA
182 mA
85 2200uF
EC6A26 36-72VDC ±15VDC 0 mA
±250 mA
15 mA
184 mA
85 2200uF
EC6A27 36-72VDC 3.3VDC 0 mA
1500 mA
10 mA
136 mA
76 4700uF
2
SPECIFICATIONS
All Specifications Typical At Nominal Line, Full Load, and 25 Unless Otherwise Noted℃
INPUT SPECIFICATIONS: GENERAL SPECIFICATIONS:
Input Voltage Range ....……………..........….......... 12V ......................... 9-
18V
Efficiency .........................................................
....................... See Table
24V ....................... 18-36V
Isolation Resistance .....................................................…… 10
9
ohm min.
48V ....................... 36-72V
Isolation Capacitance …………………..…………………..…… 560pF typ.
Input Surge Voltage (100ms max.) ………….….… 12V …............ 20Vdc max.
Isolation Voltage …………………………………………. 1500VDC min.
24V ................ 50Vdc max.
Switching Frequency ...................................................... 300KHz typ.
48V .............. 100Vdc max.
Operating Ambient Temperature Range .......................... -40 to +85℃ ℃
Input Filter ………………………………………………….…….……..... Pi Type
De-rating, Above 71 ……℃…………… Linearly to Zero power at 100℃
OUTPUT SPECIFICATIONS:
Case Temperature (note 5) ………......................................... 100 max.℃
Voltage Accuracy .......................................................................... ±2.0% max.
Cooling ………………………………….…………….. Natural Convection
Voltage Balance (Dual) .................................................................. ±1.0% max.
Storage Temperature Range ………....….......……........ -40 to +100℃ ℃
Temperature Coefficient …………………………………………… ±0.05%/℃
Humidity .................................................. 95% RH max. Non condensing
Ripple & Noise, 20MHz BW …………….……………….…… 100mV p-p max.
MTBF ……. MIL-STD-217F, GB25℃, Full Load ...……… 1800Khrs typ.
Short Circuit Protection ……………………………………………… Continuous
Dimensions …… DIP ….… 1.25×0.80x0.40 inches(31.8x20.3×10.2mm)
Line Regulation Single/Dual (note 1) …….…….………….........…±0.2% max.
SMD ….... 1.25×0.80x0.45 inches(31.8x20.3×11.4mm)
Load Regulation Single (note 2) …..………..…….......……….... ±0.5% max.
Weight …………………………………………………………………... 18.4g
Dual (note 3) …………..……….………………… ±1.0% max.
Case Material ………… Black Coated Copper with Non-conductive Base
Start up time …………………….……… EC6A0XX ……………...…... 5ms typ.
Other ………………………. 20ms typ.
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 “S” to the Model Number with SMD packages
5. Maximum case temperature under any operating condition should
not be exceeded 100℃
Case A Dimensions:
BOTTOM
VIEW
SEE NOTE
* NP-NO PIN
* NC-NO CONNECTION WITH PIN
NOTE:Pin Size is 0.02"Inch (0.5mm)DIA
All Dimensions In Inches (mm)
Tolerances Inches: X.XX= ±0.02 , X.XXX= ±0.010
Millimeters: X.X= ±0.5 , X.XX=±0.25
CASE AS
TOP
VIEW
PIN CONNECTION
NC
NC -V Output
Common
-V Input -V Input
+V Output
+V Output
Common
-V Output
+V Input +V Input
Pin Single Output Dual Output
DIP SMD DIP SMD
1,24
2,3
10,15
11
12,13
14
9
22,23
16
4,5
20,21
NP NC NP NC
NP NC NP NC
NC NC
NP NC NP NC
NP NC NP NC
Typical Derating curve for Natural Convection
100
71
-40
0%
20%
40%
60%
80%
100%
120%
-40 -15 10 35 60 85
Ambient Temperature(
o
C)
LOAD(%)
Natural
Convection
