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EC4A21H Datasheet(PDF) 2 Page - List of Unclassifed Manufacturers

Part # EC4A21H
Description  5-6 WATT 2:1 INPUT RANGE DC-DC CONVERTERS
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Manufacturer  ETC2 [List of Unclassifed Manufacturers]
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EC4A21H Datasheet(HTML) 2 Page - List of Unclassifed Manufacturers

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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 Voltage:
48V ............................ 36-72V
500 VDC min. ………….…………………………… Standard Models
Input Surge Voltage (100ms max.) ………… 12V …….….......... 25Vdc max.
3K VDC min. ... (Non-Conductive Black Plastic Only) …… Suffix “H” Models
24V ....................... 50Vdc max.
1.5K VDC min. ………….………………………… Suffix “HM” Models
48V ..................... 100Vdc max.
Isolation Resistance .....................................................…… 10
9 ohm min.
Input Filter ………………………………………………….…….……..... Pi Type
Isolation Capacitance…………………..…………………… 250pF Typ.
OUTPUT SPECIFICATIONS:
Switching Frequency ...................................................... 100KHz, min.
Voltage Accuracy .......................................................................... ±2.0% max.
Operating Ambient Temperature Range .......................... -25℃ to +71℃
Voltage Balance (Dual) .................................................................. ±1.0% max.
“-E” models: -40℃ to +85℃ with Derating
Temperature Coefficient …………………………………………… ±0.05%/℃
Power de-rating Curve ……………………………………….. see Figure1
Ripple & Noise, 20MHz BW (Note 5) ……. 3.3V/5V ….…… 100mV p-p, max
Case Temperature (Note 4) … Plastic/Copper case... 95℃/100℃ max.
12V/15V ………… 1% p-p max.
Cooling ……………………………………………….. Natural Convection
Short Circuit Protection ……………………………………………… Continuous
Storage Temperature Range ………....….......……........ -40℃ to +100℃
Line Regulation ……...… Single/Dual (Note 1) ….……………. ±0.5% max.
Humidity .................................................. 95% RH max. Non condensing
Load Regulation …….… Single (Note 2) ..….…......……….... ±0.5% max.
MTBF ………. MIL-STD-217F ..……..……………………… 2000Khrs typ.
Dual (Note 3) ……….…………………±1.0% max.
“-E” models: 1800Khrs typ.
Start up time …………………………………….………………..…... 5 ms max.
Dimensions …….. DIP…..… 1.25
×0.80x0.40 inches(31.8x20.3×10.2mm)
NOTE:
SMD ..… 1.25
×0.80x0.45 inches(31.8x20.3×11.4mm)
1. Measured From High Line to Low Line
S/HS Models (note 6) … 1.25
×0.80x0.41 inches(31.8x20.3×10.4mm)
2. Measured From Full Load to 10% Load
Case Material:
3. Measured From Full Load to 1/4 Load
Standard Models ………….…………… Non-Conductive Black Plastic
4. Maximum case temperature under any operating condition should
Suffix “M” Models .. Black Coated Copper with Non-conductive Base
not exceed 95℃(Plastic Case),100℃(Copper Case)
Suffix “S” Models …….……………………..…………… SMD package
5. The output noise is measured with 0.1uF MLCC across for SMD package
Weight …………………………………………………………………... 12.5g
6. S and HS models for “E” Version Only
Case A Dimensions:
BOTTOM
VIEW
SEE NOTE
PIN CONNECTION
500 VDC
1.5K & 3K VDC
Pin
Single Output
Dual Output
1,24
2,23
3,22
10,15
11,14
12,13
+V Input
NC
NC
-V Output
+V Output
-V Input
+V Input
-V Output
-V Input
Common
Common
+V Output
* NP-NO PIN
* NC-NO CONNECTION WITH PIN
NOTE:Pin Size is 0.02 ±0.002Inch (0.5±0.05mm)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
9
4
20,21
CASE AS
TOP
VIEW
DIP
SMD
NP
NC
NP
NC
NP
NC
DIP
SMD
Pin
Single Output
Dual Output
DIP
SMD
DIP
SMD
NP
NC
NP
NC
NP
NC
NC
NC
-V Output
Common
-V Input
-V Input
+V Output
+V Output
Common
-V Output
+V Input
+V Input
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
16
NP
NC
NP
NC
5
NP
NC
NP
NC
*0.41(10.4)mm for "-E" Version S/HS Models
Figure1.Typical Derating curve for Natural Convection
100
71
- 40
100
-40
80
0%
20%
40%
60%
80%
100%
120%
-40
-20
0
20
40
60
80
100
Ambient Temperature(
o
C)
Plastic Case
Copper Case
-E Version


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