CM1418 datasheet(3/8 Pages) CALMIRCO

Part #	CM1418

Description	Praetorian??L-C EMI Filter with ESD Protection for Headset Speaker Applications

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Manufacturer	CALMIRCO [California Micro Devices Corp]

Direct Link	http://www.calmicro.com

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3 / 8 page

12/13/05

490 N. McCarthy Blvd., Milpitas, CA 95035-5112

●

Tel: 408.263.3214

●

Fax: 408.263.7846

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www.cmd.com

3

CM1418

PRELIMINARY

Specifications

Note 1: TA=25°C unless otherwise specified.

Note 2: ESD applied to input and output pins with respect to GND, one at a time.

Note 3: These parameters are guaranteed by design and characterization.

ABSOLUTE MAXIMUM RATINGS

PARAMETER

RATING

UNITS

Storage Temperature Range

-65 to +150

°C

DC Current per Inductor

30

mA

DC Package Power Rating

0.5

W

STANDARD OPERATING CONDITIONS

PARAMETER

RATING

UNITS

Operating Temperature Range

-40 to +85

°C

ELECTRICAL OPERATING CHARACTERISTICS (SEE NOTE 1)

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

L

Inductance

3.0

nH

R

DC Channel Resistance

0.28

0.35

Ω

CTOT

Total Channel Capacitance

2.5V dc; 1MHz, 30mV ac

187

234

281

pF

C1

Capacitance C1

2.5V dc; 1MHz, 30mV ac

93

117

140

pF

VST

Stand-off Voltage

I = 10

μA6.0

V

ILEAK

Diode Leakage Current

VIN =

±3.3V

0.1

1.0

μA

VSIG

Signal Clamp Voltage

Positive Clamp

Negative Clamp

ILOAD = 10mA

ILOAD = -10mA

5.6

-9.0

6.8

-6.8

9.0

-5.6

V

VESD

In-system ESD Withstand Voltage

a) Human Body Model, MIL-STD-883,

Method 3015

b) Contact Discharge per IEC 61000-4-2

Level 4

Notes 2 and 3

±30

kV

RDYN

Dynamic Resistance

Positive

Negative

0.95

0.90

Ω

fC

Cut-off frequency

ZSOURCE = 50Ω, ZLOAD = 50Ω

L = 3nH, C = 117pF

22

MHz

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