IEU03 Series
3 Watt
• Regulated Single & Dual Output
• 2:1 Input Range
• Compact DIP8 Package
• 1500 VDC Isolation
• Operating Temperature -40 °C to +95 °C
• ITE Safety Approvals
• Full Load at 70 °C
• Class A Conducted & Radiated Emissions
• 3 Year Warranty
DC-DC Converter
xxx Series
Dimensions:
IEU03:
0.55 x 0.55 x 0.31” (14.0 x 14.0 x 8.0 mm)
Models & Ratings
Input voltage
Output voltage
3V3
5V
12 V
4.5-10V
15 V
±5 V
±12 V
±15 V
3V3
5V
12 V
9-18V
15 V
±5 V
±12 V
±15 V
3V3
5V
12 V
18-36V
15 V
±5 V
±12 V
±15 V
3V3
5V
12 V
36-75V
15 V
±5 V
±12 V
±15 V
Output current
600 mA
600 mA
250 mA
200 mA
±300 mA
±125 mA
±100 mA
600 mA
600 mA
250 mA
200 mA
±300 mA
±125 mA
±100 mA
600 mA
600 mA
250 mA
200 mA
±300 mA
±125 mA
±100 mA
600 mA
600 mA
250 mA
200 mA
±300 mA
±125 mA
±100 mA
Input current
(1)
No load
Full load
500 mA
740 mA
705 mA
45 mA
705 mA
770 mA
715 mA
705 mA
205 mA
300 mA
285 mA
27 mA
285 mA
300 mA
290 mA
285 mA
105 mA
150 mA
145 mA
16 mA
145 mA
150 mA
145 mA
145 mA
52 mA
76 mA
73 mA
10 mA
73 mA
76 mA
74 mA
74 mA
Maximum
capacitive load
(2)
100 µF
100 µF
100 µF
100 µF
±100 µF
±100 µF
±100 µF
100 µF
100 µF
100 µF
100 µF
±100 µF
±100 µF
±100 µF
100 µF
100 µF
100 µF
100 µF
±100 µF
±100 µF
±100 µF
100 µF
100 µF
100 µF
100 µF
±100 µF
±100 µF
±100 µF
Efficiency
79%
81%
85%
85%
82%
84%
85%
80%
83%
87%
87%
84%
86%
87%
80%
83%
87%
87%
84%
86%
87%
79%
82%
86%
86%
82%
85%
85%
Model number
IEU0305S3V3
IEU0305S05
IEU0305S12
IEU0305S15
IEU0305D05
IEU0305D12
IEU0305D15
IEU0312S3V3
IEU0312S05
IEU0312S12
IEU0312S15
IEU0312D05
IEU0312D12
IEU0312D15
IEU0324S3V3
IEU0324S05
IEU0324S12
IEU0324S15
IEU0324D05
IEU0324D12
IEU0324D15
IEU0348S3V3
IEU0348S05
IEU0348S12
IEU0348S15
IEU0348D05
IEU0348D12
IEU0348D15
Notes
1. Input currents measured at nominal input voltage.
2. Maximum capacitive load is per output.
1
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IEU03 Series
Input
Characteristic
Minimum
4.5
Input Voltage Range
9.0
18.0
36.0
Input Filter
Internal Capacitor
12
Input Surge
25
50
100
Typical
Maximum
10
18
36
75
DC-DC Converter
Units
Notes & Conditions
5 V nominal
12 V nominal
24 V nominal
48 V nominal
5 V nominal
VDC
VDC for 1 s
12 V nominal
24 V models
48 V models
Output
Characteristic
Output Voltage
Initial Set Accuracy
Output Voltage Balance
Minimum Load
Line Regulation
Load Regulation
Cross Regulation
Transient Response
Ripple & Noise
Overload Protection
Short Circuit Protection
Maximum Capacitive Load
Temperature Coefficient
0.02
%/ ˚C
70
170
±0.2
±1.0
±5.0
5
Minimum
3.3
Typical
Maximum
30
±1.5
±2.0
Units
VDC
%
%
A
%
%
%
% deviation
mV pk-pk
%
Continuous, with auto recovery
See Models and Ratings table
Notes & Conditions
See Models and Ratings table
At full load
For dual output with balanced laods
No minimum load required
From minimum to maximum input at full load
From 0 to full load
On dual output models when one load is varied between
25% and 100% and other is fixed at 100%
Recovery within 1% in less than 500 µs for a 25% load
change.
20 MHz bandwidth. Measured using 0.47 µF ceramic
capacitor.
General
Characteristic
Efficiency
Isolation: Input to Output
Isolation Resistance
Isolation Capacitance
Switching Frequency
Power Density
Mean Time Between Failure
Weight
3.4
0.008 (3.9)
1500/1800
10
9
100
100
32.0
Minimum
Typical
84
Maximum
Units
%
VDC
pF
kHz
W/in
3
MHrs
lb (g)
MIL-HDBK-217F, +25 °C GB
Ω
Notes & Conditions
See Models and Ratings table
60 s/1 s
At 500 VDC
Environmental
Characteristic
Operating Temperature
Storage Temperature
Case Temperature
Humidity
Cooling
Case Flammability
Lead-Free Reflow Solder Process
UL 94V-0 Rated
Minimum
-40
-50
Typical
Maximum
+95
+125
+95
95
Units
°C
°C
°C
%RH
Non-condensing
Natural convection
Non conductive black plastic
IPC/JEDEC J-STD-020D.1
Notes & Conditions
See Derating Curve.
EMC: Emissions
Phenomenon
Conducted
Radiated
Standard
EN55022
EN55022
Test Level
Class A
Class A
Notes & Conditions
See application note
See application note
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2
IEU03 Series
EMC: Immunity
Phenomenon
ESD
Radiated
EFT/Burst
Surge
Conducted
Magnetic Fields
Standard
EN61000-4-2
EN61000-4-3
EN61000-4-4
EN61000-4-5
EN61000-4-6
EN61000-4-8
Test Level
±8 kV air discharge, ±6 kV contact
10 V/m
±2 kV
±1 kV
3 V rms
3 A/m
DC-DC Converter
Criteria
A
A
A
A
A
A
Notes & Conditions
With external input capacitor,
suggested part is CHEMI-CON KY 220µF/100V
With external input capacitor,
suggested part is CHEMI-CON KY 220µF/100V
Safety Approvals
Safety Agency
CB Report
UL
Safety Standard
IEC60950-1
UL/cUL60950-1
Notes & Conditions
Information Technology
Information Technology
Mechanical Details
0.30 (7.62)
0.13
(3.19)
Pin Connections
0.01 (0.25)
0.31 (8.0)
1
4
Bottom View
7
6
5
0.10
(2.54)
2x0.10
(2x2.54)
0 55 (14 0)
0.13
(3.19)
ø
0.02
(0.50)
0.12
(3.1)
Pin
1
4
5
6
7
Single
-Vin
+Vin
+Vout
No Pin
-Vout
Dual
-Vin
+Vin
+Vout
Common
-Vout
0.30 (7.62)
Notes
1. All dimensions are in inches (mm)
2. Weight: 0.008 lbs (3.9 g) approx.
3. Tolerance: X.XX±0.01 (X.X±0.25)
X.XXX±0.005 (X.XX±0.13)
4. Pin Tolerance: ±0.002 (±0.05)
Application Notes
Derating Curve
EMI Filter
L1
100
Output Power (%)
+Vin
C1
-Vin
0.55 (14.0)
0
-40
70
Ambient Temperature (°C)
95
Model
IEU0205
IEU0212
IEU0224
IEU0248
C1
22 µF/16 V
22 µF/25 V
10 µF/50 V
3.3 µF/100 V
L1
3.3 µH
18.0 µH
39.0 µH
68.0 µH
C1 = 5, 12 & 24 V: 1206 X5R MLCC, 48 V: 1206 X7S MLCC,
L1 = SCD0504T series
3
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26 May 16
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