Document
ITB Series
DC-DC Converter
1 Watts
• xxxSingle Output Series
• SIP Package • -40 °C to +105 °C Operation • Full Load at 95 °C Ambient • Single Outputs • 1500 VDC Isolation • Class B Conducted & Radiated Emissions • MTBF >3.5 MHrs • 3 Year Warranty
Models & Ratings
Input Voltage 5V 12V 24V
Output Voltage
5V 12 V 15 V 5V 12 V 15 V 5V 12 V 15 V
Output Current
200 mA 83.3 mA 66.7 mA 200 mA 83.3 mA 66.7 mA 200 mA 83.3 mA 66.7 mA
Notes Input currents measured at nominal input voltage.
Mechanical Details
Dimensions:
ITB: 0.76 x 0.24 x 0.39” (19.5 x 6.0 x 10.0 mm)
Input Current(1)
No Load
Full Load
30 mA
253 mA
30 mA
253 mA
30 mA
253 mA
15 mA
106 mA
15 mA
106 mA
15 mA
104 mA
7 mA
53 mA
7 mA
53 mA
7 mA
53 mA
Maximum Capacitive Load(2)
220 µF 100 µF 100 µF 220 µF 100 µF 100 µF 220 µF 100 µF 100 µF
Efficiency(3)
80% 81% 81% 80% 80% 81% 81% 80% 80%
Model Number
ITB0505S ITB0512S ITB0515S ITB1205S ITB1212S ITB1215S ITB2405S ITB2412S ITB2415S
0.37 (9.50) 0.02 (0.50)
0.10 (2.54)
0.24 (6.00)
0.05 (1.25)
0.76 (19.5)
0.60 (15.24)
0.02 (0.50) 0.02 (0.50)
Printed Face
0.12 (3.05)
0.24 (6.00)
0.39 (10.0)
0.01 (0.25)
Pin Connections
Pin Single 1 +Vin 2 -Vin 4 -Vout 5 No Pin 6 +Vout 7 No Pin
Notes 1. All dimensions are in inches (mm) 2. Weight: 0.0053lbs (2.4 g) approx. 3. Pin diameter: 0.02±0.002 (0.5±0.05) 4. Pin pitch tolerance: ±0.014 (±0.35) 5. Case tolerance: ±0.02 (±0.5)
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ITB Series
DC-DC Converter
Input
Characteristic
Input Voltage Range
Input Filter Input Reflected Ripple
Input Surge
Minimum
4.5 10.8 21.6 Capacitor
Typical
Maximum
5.5 13.2 26.4
Units
VDC VDC VDC
Notes & Conditions
5 V nominal 12 V nominal 24 V nominal
15
mA pk-pk
Through 12 µH inductor and 47 µF capacitor
9 VDC for 1000 ms 5 V models
18 VDC for 1000 ms 12 V models
30 VDC for 1000 ms 24 V models
Output
Characteristic Output Voltage Initial Set Accuracy
Minimum Load
Line Regulation Load Regulation Ripple & Noise Short Circuit Protection Maximum Capacitive Load Temperature Coefficient
Minimum 5
10
Typical
Maximum 15 ±5
±1.2 +5, -2.5
60
0.02
Units VDC
% % %/1%Vin % mV pk-pk
%/ ˚C
Notes & Conditions See Models and Ratings table At 70% load Minimum load required to meet specification. Operation at no load will not cause damage.
From 10% to full load from 70% load point 20 MHz bandwidth. Measured using 0.1 µF ceramic capacitor Continuous, with auto recovery See Models and Ratings table
General
Characteristic Efficiency Isolation: Input to Output Switching Frequency Isolation Resistance Isolation Capacitance Power Density Mean Time Between Failure Weight
Minimum
1500 40/50
109
3.6
Typical 80
50 0.0053 (2.4)
Maximum 50/70 14
Units %
VDC kHz
Ω
pF Win3 MHrs lb (g)
Notes & Conditions See Models and Ratings table 5 V/12-24 V input
MIL-HDBK-217F, +25 °C GB
Environmental
Characteristic Operating Temperature Storage Temperature Case Temperature Humidity Cooling
Minimum -40 -55
Typical
Maximum +105 +125 +115 95
Units °C °C °C
%RH
Notes & Conditions Derate from 100% load at +95 °C to 90% at +105 °C
Non-condensing Natural convection
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2
ITB Series
DC-DC Converter
EMC: Emissions
Phenomenon Conducted Radiated
EMC: Immunity
Phenomenon ESD Immunity Radiated Immunity EFT/Burst Surges Conducted Immunity Magnetic Fields
Mechanical Details
Standard EN55022 EN55022
Standard EN61000-4-2 EN61000-4-3 EN61000-4-4 EN61000-4-5 EN61000-4-6 EN61000-4-8
Test Level Class B Class B
Notes & Conditions See Application Note
Test Level
3 10 Vrms
3 1 3 V rms 1 A/m
Criteria
A A A A A A
Notes & Conditions
External input capacitor required 330 µF/100 V External input capacitor required 330 µF/100 V
0.37 (9.50) 0.02 (0.50)
0.10 (2.54)
0.24 (6.00)
0.05 (1.25)
0.76 (19.5)
0.60 (15.24)
0.02 (0.50) 0.02 (0.50)
Printed Face
0.12 (3.05)
0.24 (6.00)
0.39 (10.0)
0.01 (0.25)
Pin Connections
Pin Single 1 +Vin 2 -Vin 4 -Vout 5 No Pin 6 +Vout 7 No Pin
Notes 1. All dimensions are in inches (mm) 2. Weight: 0.0053lbs (2.4 g) approx. 3. Pin diameter: 0.02±0.002 (0.5±0.05) 4. Pin pitch tolerance: ±0.014 (±0.35) 5. Case tolerance: ±0.02 (±0.5)
Application Note EMI Filter
6.8 µH 4.7 µF/50 V
+ Vin
+ Vout
ITB
Load
-Vin -Vout
1206 Chip Capacitor, placed as close as possible to the input pins
3
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30-Mar-15
.