V17
EC3SAW SERIES
︳
3 WATT 4:1 INPUT
DC-DC CONVERTERS
FEATURES
* 3W Isolated Output
* Compact SIP-8 Package
* Efficiency to 85%
* 4:1 Input Range
* Regulated Outputs
* Remote On/Off Control
* 1500VDC Isolation
* Continuous Short Circuit Protection
* Input Under Voltage Protection
* No Tantalum Capacitor Inside
* Safety Meets IEC/EN/UL 62368-1
MODEL
NUMBER
INPUT
VOLTAGE
OUTPUT
VOLTAGE
EC3SAW-24S33P
EC3SAW-24S05P
EC3SAW-24S12P
EC3SAW-24S15P
EC3SAW-24D05P
EC3SAW-24D12P
EC3SAW-24D15P
EC3SAW-48S33P
EC3SAW-48S05P
EC3SAW-48S12P
EC3SAW-48S15P
EC3SAW-48D05P
EC3SAW-48D12P
EC3SAW-48D15P
9-36 VDC
9-36 VDC
9-36 VDC
9-36 VDC
9-36 VDC
9-36 VDC
9-36 VDC
18-75 VDC
18-75 VDC
18-75 VDC
18-75 VDC
18-75 VDC
18-75 VDC
18-75 VDC
3.3 VDC
5 VDC
12 VDC
15 VDC
±5 VDC
±12 VDC
±15 VDC
3.3 VDC
5 VDC
12 VDC
15 VDC
±5 VDC
±12 VDC
±15 VDC
OUTPUT CURRENT
INPUT CURRENT
MIN.
MAX.
NO LOAD
0 mA
0 mA
0 mA
0 mA
0 mA
0 mA
0 mA
0 mA
0 mA
0 mA
0 mA
0 mA
0 mA
0 mA
700 mA
600 mA
250 mA
200 mA
±300 mA
±125 mA
±100 mA
700 mA
600 mA
250 mA
200 mA
±300 mA
±125 mA
±100 mA
4 mA
4 mA
8 mA
12 mA
8 mA
12 mA
12 mA
3 mA
3 mA
5 mA
5 mA
5 mA
10 mA
10 mA
NOTE: 1. Nominal Input Voltage 24 or 48VDC
1
% CAPACITORL
FULL LOAD EFF. OAD MAX.
122 mA
154 mA
150 mA
150 mA
154 mA
150 mA
151 mA
61 mA
76 mA
74 mA
75 mA
76 mA
75 mA
75 mA
79
81
84
84
81
84
83
79
82
85
84
82
84
83
1800uF
1000uF
220uF
120uF
470uF
100uF
47uF
1800uF
1000uF
220uF
120uF
470uF
100uF
47uF
V17
SPECIFICATIONS
All Specifications Typical at Nominal Line, Full Load, and 25℃ Unless Otherwise Noted
INPUT SPECIFICATIONS:
GENERAL SPECIFICATIONS:
Input Voltage Range ....……………..........….... 24VDC ................ 9-36VDC
48VDC …..…… 18-75VDC
Input Surge Voltage (100ms max.) ……….…..… 24VDC ……..... 50VDC max.
48VDC …...... 100VDC max.
Under Voltage Protection:
24Vin power up ……………………….………….. 7.5 VDC max.
Efficiency …...........................................................…..……… See Table
Isolation Voltage ..........……………………....……..…. 1500VDC min.
Isolation Resistance ….....................….....................……. 109 ohm min.
Isolation Capacitance …………………..…………………..…… 500pF typ.
Switching Frequency …...................……....................……. 100KHz min.
Operating Ambient Temperature …………………….…… -40℃ to +85℃
power down …………………….……………. 6 VDC min.
De-rating, Above 71℃ ………………… Linearly to Zero Power at 100℃
48Vin power up ……………………….………... 15.5 VDC max.
power down ………………………..………. 12 VDC min.
Input Filter ………………………………………………..….………… Capacitive
Remote On/Off Control: (Referenced to –Vin)
Module On …….………..……..………………………..…. Open Circuit
Case Temperature (note3) ………………..……………..….. 100℃ max.
Cooling …………………………………….…………. Natural Convection
Storage Temperature ………………….…....………..... -55℃ to +125℃
Humidity ................................................. 95% RH max. Non-Condensing
Module Off ……….……………….…..…….……..…… 0 to < 1.2VDC
Module Off (Input Idle Current) …………………..… 1mA max.
MTBF . MIL-HDBK-217F, GB, 25℃, Full Load .. Single … 2800Khrs typ.
Dual …. 2100Khrs typ.
EMI ............ Conductive EMI Meets EN55032 Class A & Class B (note5)
OUTPUT SPECIFICATIONS:
Dimensions ……….........… 0.86x0.36x0.44 inches(21.8x9.2x11.1 mm)
Voltage Accuracy ….......................................…………....... ±1.5% max.
Voltage Balance (Dual) ………………………………………………. ±1.0% max.
Case Material ……………………………… Non-Conductive Black Plastic
Weight …………………………………………….……………………… 4.8g
Cross Regulation (Dual) (note4) … Asymmetrical Load 25%/100% …….. ±5.0% max.
NOTE:
Transient Response: 25% Step Load Change
Error Band …………………………………………….. ±6% Vout Nominal
Recovery Time ………….…………………………….…….. < 500us
Ripple & Noise, 20MHz BW ………………..…………..…….. 50mV pk-pk max.
1. Measured from high line to low line.
2. Measured from full load to 10% load.
3. Maximum case temperature under any operating condition should
not be exceeded 100℃.
Temperature Coefficient….................…………..……....…….. ±0.03%/°C
Line Regulation (note1) .…….……………………....................…. ±0.5% max.
Load Regulation (note2) ……..…… Single ……….....……......... ±0.5% max.
Dual …………..………..….. ±1.0% max.
Output Short Circuit Protection …......................................….…. Continuous
Start up Time …………………………………….………………..…… 5ms max.
4. For asymmetric loading both channels must be at 25% load or more.
5. The EC3SAW series meet EN55032 Class A & Class B with external
C-L filter before the input pins to the converter. (see application note)
Typical Derating curve for Natural Convection
120%
-40
71
LOAD(%)
100%
80%
60%
Natural
Convection
40%
20%
CASE SIP-8:
0%
-40
5 6 7 8
0.08 [2.0]
0.02 [0.5]
0.36[9.2]
Bottom View
1 2 3
0.14[3.5]
0.10 [2.5]
0.70 [17.8]
0.01 [0.3]
0.44[11.1]
0.16 [4.1]
0.02 [0.5]
0.86 [21.8]
100
-20
PIN CONNECTION
Pin
Single
Dual
-V
Input
-V
Input
1
2 +V Input +V Input
3
On/Off
On/Off
5
NC
NC
6 +V Output +V Output
7 -V Output Common
8
NC
-V Output
All Dimensions In Inches(mm)
Tolerances : Inches millimeters
X.XX±0.02 X.X±0.5
Pin
±0.002 ±0.05
2
0
20
40
60
Ambient Temperature(oC)
80
100
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