ISM02 Series
2 Watt
• International Medical Safety Approvals
• Single & Dual Outputs
• Compact SMD Package
• 4000 VAC Reinforced Isolation
• 1 x MOPP at 300 VAC
• 2 µA Patient Leakage Current
• Operating Temperature -25 °C to +105 °C
• Tape & Reel Package Available
• 3 Year Warranty
DC-DC Converter
Dimensions:
ISM02:
0.94 x 0.71 x 0.36” (24.0 x 18.0 x 9.0 mm)
Models & Ratings
Input voltage
Output voltage
5V
12 V
4.5-5.5V
15 V
±12 V
±15 V
5V
12 V
10.8-13.2V
15 V
±12 V
±15 V
5V
12 V
21.6-26.4V
15 V
±12 V
±15 V
Output current
Max
Min
400 mA
165 mA
133 mA
±83 mA
±66 mA
400 mA
165 mA
133 mA
±83 mA
±66 mA
400 mA
165 mA
133 mA
±83 mA
±66 mA
8.0 mA
3.0 mA
2.5 mA
±1.5 mA
±1.0 mA
8.0 mA
3.0 mA
2.5 mA
±1.5 mA
±1.0 mA
8.0 mA
3.0 mA
2.5 mA
±1.5 mA
±1.0 mA
Input current
(1)
No load
Full load
605 mA
600 mA
90 mA
605 mA
555 mA
540 mA
255 mA
250 mA
40 mA
250 mA
225 mA
220 mA
125 mA
125 mA
30 mA
125 mA
110 mA
110 mA
Maximum
capacitive load
(2)
330 µF
330 µF
330 µF
±100 µF
±100 µF
330 µF
330 µF
330 µF
±100 µF
±100 µF
330 µF
330 µF
330 µF
±100 µF
±100 µF
Efficiency
66%
66%
66%
72%
73%
66%
66%
66%
74%
75%
66%
66%
66%
74%
75%
Model number
ISM0205S05
ISM0205S12
ISM0205S15
ISM0205D12
ISM0205D15
ISM0212S05
ISM0212S12
ISM0212S15
ISM0212D12
ISM0212D15
ISM0224S05
ISM0224S12
ISM0224S15
ISM0224D12
ISM0224D15
Notes
1. Input currents measured at nominal input voltage.
2. Maximum capacitive load is per output.
Mechanical Details
0.12
(3.1)
16
0.94 (24.0)
0.60 (15.2)
10 9
0.10
(2.5)
0.54 (13.7)
0.71 (18.1)
0.70 (17.8)
0.35 (9.0)
0.65 (16.6)
0.54 (13.7)
0.10 (2.5)
S
SEATING
PLANE
0.04 (1.0)
0.01 (0.25)
0~
4
1
7 8
0.36±0.02
(9.25±0.5)
0.15 S
0.06
(1.6)
0.11
(2.9)
1
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ISM02 Series
Input
Characteristic
Input Voltage Range
Input Filter
Input Surge
Minimum
4.5
10.5
21.6
Internal Pi type filter
9
18
30
Typical
Maximum
5.5
13.2
26.4
DC-DC Converter
Units
VDC
Notes & Conditions
5 V nominal
12 V nominal
24 V nominal
5 V nominal
VDC for 1 s
12 V models
24 V models
Output
Characteristic
Output Voltage
Initial Set Accuracy
Output Voltage Balance
Minimum Load
Line Regulation
Load Regulation
Cross Regulation
Transient Response
Ripple & Noise
Short Circuit Protection
Maximum Capacitive Load
Temperature Coefficient
0.02
%/ ˚C
3
±1.2
±1.5
10
±5.0
5
50
0.5
Minimum
5
±2.0
±0.1
Typical
Maximum
30
±4.0
±1.0
Units
VDC
%
%
A
%
%
%
% deviation
mV pk-pk
s
From 20% to 100% load. 5V output version is 12% max
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 250 µs for a 25% load
change.
20 MHz bandwidth. Measured using 0.47 µF ceramic
capacitor.
With auto recovery
See Models and Ratings table
For dual output with balanced laods
See Models and Ratings table
Notes & Conditions
See Models and Ratings table
General
Characteristic
Efficiency
Isolation: Input to Output
Leakage Current
Isolation Resistance
Isolation Capacitance
Switching Frequency
Power Density
Mean Time Between Failure
Weight
Moisture Sensitivity Level
Level 2
2
0.01 (3.75)
50
10
9
15
80
20
100
12.2
4000
6000
2
Minimum
Typical
82
Maximum
Units
%
VAC
µA
pF
kHz
W/in
3
MHrs
lb (g)
IPC/JEDEC J-STD-020D.1
MIL-HDBK-217F, +25 °C GB
Ω
At 500 VDC
Notes & Conditions
See Models and Ratings table
60 s, reinforced isolation at 300 VAC, 1 x MOPP/2 x MOOP
1s
Environmental
Characteristic
Operating Temperature
Storage Temperature
Case Temperature
Humidity
Cooling
Case Flammability
Lead-Free Reflow Solder Process
UL 94V-0 Rated
Minimum
-25
-55
Typical
Maximum
+105
+125
+105
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.
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2
ISM02 Series
Safety Approvals
Safety Agency
CB Medical
UL Medical
EN Medical
CB ITE
UL ITE
EN ITE
Safety Standard
IEC60601-1
ANSI AMMI ES60601-1
EN60601-1
IEC60950-1
UL/cUL60950-1
EN60950-1
DC-DC Converter
Notes & Conditions
Mechanical Details
Connecting Pin Pattern
0.12
(3.1)
16
0.60 (15.2)
0.94 (24.0)
0.10
(2.5)
0.54 (13.7)
0.65 (16.6)
0.71 (18.1)
0.70 (17.8)
0.54 (13.7)
0.10 (2.5)
Pin Connections
Single
-Vin
No Connection
No Connection
+Vout
-Vout
+Vin
1
7 8
0.04 (1.0)
0.06
(1.6)
0.35 (9.0)
S
0.11
(2.9)
SEATING
PLANE
0.01 (0.25)
0.36±0.02
(9.25±0.5)
0.15 S
Pin
1
7
8
9
10
16
Dual
-Vin
No Connection
Common
+Vout
-Vout
+Vin
Application Notes
Derating Curve
100
Output Power (%)
0
-25
0~
4
60
Ambient Temperature (°C)
105
Notes
1. All dimensions are in inches (mm)
2. Weight: 0.01 lbs (3.75 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)
3
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0.77 (19.5)
10 9
10 Apr 17
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