ISH Series
2 Watts
• Single Output
• SMD Package
DC-DC Converter
xxx Series
• Industry Standard Pinout
• Operating Temperature -40 °C to +105 °C
• 1500 VDC Isolation, 3000 VDC Option
• 3 Year Warranty
Dimensions:
ISH:
0.500 x 0.44 x 0.285” (12.7 x 11.2 x 7.25 mm)
Models & Ratings
Input Voltage
Output Voltage
3.3V
5V
9V
12V
15V
5V
9V
12V
15V
24V
15V
5V
12V
15V
24V
Output
Current
400 mA
400 mA
222 mA
167 mA
133 mA
400 mA
222 mA
167 mA
133 mA
83 mA
133 mA
400 mA
167 mA
133 mA
83 mA
Input Current
(2)
No Load
Full Load
30 mA
30 mA
30 mA
30 mA
30 mA
25 mA
25 mA
25 mA
25 mA
25 mA
18 mA
15 mA
15 mA
15 mA
15 mA
506 mA
506 mA
506 mA
506 mA
506 mA
212 mA
212 mA
212 mA
212 mA
212 mA
169 mA
105 mA
105 mA
105 mA
105 mA
Maximum Capacitive
Load
220
220
220
220
220
220
220
220
220
220
220
220
220
220
220
µF
µF
µF
µF
µF
µF
µF
µF
µF
µF
µF
µF
µF
µF
µF
Efficiency
(3)
72%
79%
82%
82%
83%
79%
82%
82%
83%
84%
83%
79%
82%
83%
86%
Model Number
(1,4)
ISH0503A
(1)
ISH0505A
(1)
ISH0509A
(1)
ISH0512A
(1)
ISH0515A
(1)
ISH1205A
(1)
ISH1209A
ISH1212A
(1)
ISH1215A
(1)
ISH1224A
(1)
ISH1515A
(1)
ISH2405A
(1)
ISH2412A
(1)
ISH2415A
(1)
ISH2424A
(1)
4.5-5.5
10.8-13.2
13.5-16.5
21.6-26.4
Notes
1. For optional 3000 VDC isolation add suffix ‘-H’ to end of part number
e.g. ISH1224A-H.
2. Input currents measured at nominal input voltage.
3. Typical value at full load.
4. For optional tape & reel option add suffix -TR to the end of the p/n.
Reel quantity = 500
Mechanical Details
0.500±0.020
(12.70±0.5)
0.300 (7.62)
0.441±0.012
(11.20±0.30)
Recommended Footprint
Top View grid: 0.1 x 0.1 in (2.54 x 2.54 mm)
PIN CONNECTIONS
0.285
(7.25)
0.276
(7.00)
0.327
(8.30)
Top View
Side View
0.100 0.010
(2.54) (0.25)
0.024
(0.60)
0.039
(1.00)
8
1
2
5
4
0.480
(12.20)
Pin
1
2
4
5
8
Function
GND
+Vin
0V
+Vout
No Connection
0.100
(2.54)
A
A
0.035
(0.88)
0.010
(0.25)
5 .00 º
Notes
1. All dimensions are in inches (mm)
2. Weight: 0.003 lbs (1.5 g) typical.
3. Pin diameter: 0.02 ±0.002 (0.5 ±0.005)
4. Pin pitch and length tolerance: ±0.014 (±0.35)
5. Case tolerance: ±0.02 (±0.5)
1
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ISH Series
Input
Characteristic
Minimum
4.50
Input Voltage Range
10.80
13.50
21.60
Input Current
Input Reflected Ripple
15
9
Input Surge
18
21
30
Input Filter
Capacitor
Typical
Maximum
5.50
13.20
16.50
26.40
DC-DC Converter
Units
VDC
VDC
VDC
VDC
mA pk-pk
VDC for 1 s
VDC for 1 s
VDC for 1 s
VDC for 1 s
Notes & Conditions
5 V nominal
12 V nominal
15 V nominal
24 V nominal
See Models and Ratings table
Through 12 µH inductor and 47 µF capacitor
5 V models
12 V models
15 V models
24 V models
Output
Characteristic
Output Voltage
Initial Set Accuracy
Minimum Load
Line Regulation
Load Regulation
Start Up Delay
Ripple and Noise
Transient Response
Short Circuit Protection
Maximum Capacitive Load
Temperature Coefficient
220
0.03
µF
%/˚C
2
100
3
10
±1.2
Minimum
3.3
Typical
Maximum
24
-7.5, +2.5
Units
VDC
%
%
%
%
ms
mV pk-pk
% deviation
20 MHz bandwidth, measured using 0.1 µF capacitor
Recovery to within 1% in 500 µs for a 25% load change (5%
max. deviation for 3.3 & 5 V models)
Continuous, with auto recovery, except 1 s max for
24 input V models
Per 1% change of input voltage (±1.5% for 3V3 output)
See graph
Notes & Conditions
See Models and Ratings table
At 70% load
General
Characteristic
Efficiency
Isolation: Input to Output
Switching Frequency
Isolation Resistance
Isolation Capacitance
Power Density
Mean Time Between Failure
Weight
Recommended Solder Profile
3500
0.003 (1.5)
IPC/JEDEC J-STD-020D.1
1500
100
10
9
Minimum
Typical
Maximum
Units
Notes & Conditions
See Models and Ratings table
For optional high isolation versions, 3000 VDC input to
output add suffix -H to model number
Input to output, tested at 500 VDC
Input to output
MIL-HDBK-217F, +25 °C GB
VDC
115
20
31.8
135
kHz
pF
Win
3
kHrs
lb (g)
Ω
Environmental
Characteristic
Operating Temperature
Storage Temperature
Case Temperature
Operating Humidity
Cooling
Minimum
-40
-55
Typical
Maximum
+105
+125
+115
95
Units
°C
°C
°C
% RH
Non-condensing
Natural convection
Notes & Conditions
Derate from 100% load at +100 °C to 80% load at 105 °C
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2
ISH Series
EMC: Emissions
Phenomenon
Conducted
Radiated
Standard
EN55022
EN55022
Test Level
Class B
Class B
DC-DC Converter
Notes & Conditions
See Application Note for Class B filter
See Application Note for Class B filter
EMC: Immunity
Phenomenon
ESD Immunity
Radiated Immunity
EFT/Burst
Surge
Conducted Immunity
Magnetic Fields
Standard
EN61000-4-2
EN61000-4-3
EN61000-4-4
EN61000-4-5
EN61000-4-6
EN61000-4-8
Test Level
3
3 V/m
2
2
3 V rms
1 A/m
Criteria
B
A
B
B
A
A
External input capacitor required, 330 µF/100 V
External input capacitor required, 330 µF/100 V
Notes & Conditions
Load Regulation
115
Output Voltage Accuracy (%)
105
100
-2.5%
-7.5%
Output Voltage Accuracy (%)
110
Typical L
oad Curv
e
+2.5%
105
100
Typical L
o
ad Curve
+2.5%
-2.5%
-7.5%
0
50
Load (%)
For 3.3 V output models
70
100
0
50
Load (%)
For all other models
70
100
Application Note
EMI Filter for Class B Emissions
Solder Profile
It is recommended to refer to IPC/JEDEC J-STD-020D
standard for reflow soldering curve. The recommended reflow
soldering temperature graph for our products is as follows:
6.8 µH
+ Vin
4.7 µF,
50 V
+
Vout
250
245
Peak Temp. 245 °C Max
ISH
C
0V
Load
Temperature (°C)
217
200
150
100
50
0
-Vin
60 Sec Max
(>217 °C)
For ISH2424A model only, add Ycap, 470 pF, 3 kv
Time (Sec)
Output Voltage
3.3
5
9
12
15
24
P
C
10.00 µF
10.00 µF
4.70 µF
2.20 µF
1.00 µF
0.47 µF
Note:
The curve is only suitable for hot air convection reflow soldering.
3
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01 May 18
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