IMM01 Series

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2

DC-DC Converter

Input

Output

Characteristic

Minimum

Typical

Maximum

Units

Notes & Conditions

Output Voltage

3.3

30

VDC

See Models and Ratings table

Patient Leakage Current

2

µA

Initial Set Accuracy

±2

%

3.3 V & 5.0 V at full load

±1

12.0 V & 15.0 V at full load

Minimum Load

0%

No minimum load required

Line Regulation

±0.5

%

From minimum to maximum input

Load Regulation

2.0

%

From 10% to full load (2% from 0% to 10% load)

Cross Regulation

±5

%

On dual output models, when one output is at 25% load

and other is varied from 10% load to full load

Ripple & Noise

1/2

% pk-pk

For 12 V & 15 V/ 3.3 V & 5 V models. 20 MHz bandwidth.

Measured using 0.1 µF ceramic capacitor

Short Circuit Protection

Continuous fold-back mode, with auto recovery

Maximum Capacitive Load

See Models and Ratings table

Temperature Coefficient

0.03

%/ ˚C

Overload Protection

190

250

310

%

Of nominal output current at nominal input voltage

Remote On/Off

Output is on if remote on/off (pin 3) is open

Output turns off if remote on/off (pin 3) is high (4.0-5.5 VDC max) or if 2-4 mA is applied.

Characteristic

Minimum

Typical

Maximum

Units

Notes & Conditions

Input Voltage Range

4.5

9

VDC

5 V nominal

9

18

VDC

12 V nominal

Inrush Current

0.05

Input Reflected Ripple Current

30

mA pk-pk

Through 12 µH inductor and 47 µF capacitor

Input Surge

16

VDC for 100 ms

5 V models

25

VDC for 100 ms

12 V models

General

Characteristic

Minimum

Typical

Maximum

Units

Notes & Conditions

Efficiency

64

78

81

%

Typical value is for IMM0112S12

Isolation: Input to Output

1500

VAC

At 250 VAC working voltage, 1 MOPP

Switching Frequency

175

1000

kHz

May enter burst mode frequency of 12-28 kHz at light load

Isolation Resistance

Ω

Isolation Capacitance

27

pF

Power Density

8.31

Mean Time Between Failure

1

MHrs

MIL-HDBK-217F, +25 °C GB

Weight

0.008 (3.6)

lb (g)

Environmental

Characteristic

Minimum

Typical

Maximum

Units

Notes & Conditions

Operating Altitude

3048

M

Transport Altitude

10,000

Operating Temperature

-20

+100

°C

Derate linearly from 100% load at +60 °C to 0% at

+100 °C

Storage Temperature

-40

+125

°C

Case Temperature

+105

°C

Humidity

95

%RH

Non-condensing

Cooling

Natural convection