2006 POWER INDUCTORS
High Reliability Power Inductors
MS322PZA
■
High temperature materials allow operation in ambient
temperatures up to 155°C
■
Tin-lead (Sn-Pb) termination for the best possible board
adhesion
■
Lowest profile, ultra-miniature, shielded power inductor
■
Soft saturation makes them ideal for VRM/VRD applications.
■
Special construction allows it to pass vibration testing to
80 G and shock testing to 1000 G.
Terminations
Tin-lead (63/37) over copper.
Core material
Composite
Weight
12 – 13 mg
Ambient temperature
–55°C to +105°C with
Irms
current, +105°C
to +155°C with derated current
Storage temperature
Component: –55°C to +155°C.
Tape and reel packaging: –55°C to +80°C
Resistance to soldering heat
Max three 40 second reflows at
+260°C, parts cooled to room temperature between cycles
Moisture Sensitivity Level (MSL)
1 (unlimited floor life at <30°C /
85% relative humidity)
Enhanced crush-resistant packaging
2000/7″reel; 7500/13″ reel
Plastic tape: 8 mm wide, 0.28 mm thick, 4 mm pocket spacing,
0.76 mm pocket depth
Inductance
2
±20% (µH)
1.0
2.2
3.3
4.7
5.6
6.8
8.2
10.0
15.0
22.0
33.0
47.0
56.0
68.0
82.0
100.0
DCR (Ohms)
3
typ
max
0.153
0.169
0.278
0.306
0.460
0.506
0.665
0.732
0.75
0.825
0.92
1.02
1.08
1.19
1.27
1.40
2.02
2.22
2.78
3.06
4.45
4.90
5.60
6.16
6.65
7.32
8.50
9.35
9.25
10.18
11.10
12.25
SRF (MHz)
4
min
typ
136
170
88
110
70
88
54
68
49
61
45
57
41
51
36
45
29.6
37
24.4
30.5
19.2
24.0
15.6
19.5
13.2
16.5
12.8
16.0
10.8
13.5
10.4
13.0
Isat
(A)
5
10% drop 20% drop
0.71
1.0
0.49
0.69
0.42
0.56
0.31
0.44
0.30
0.43
0.26
0.35
0.24
0.33
0.24
0.31
0.19
0.25
0.150
0.205
0.110
0.150
0.090
0.130
0.085
0.120
0.080
0.115
0.065
0.090
0.065
0.090
Irms
(A)
6
20°C rise 40°C rise
0.910
1.22
0.710
0.950
0.550
0.720
0.500
0.660
0.460
0.600
0.400
0.520
0.370
0.490
0.345
0.440
0.265
0.350
0.235
0.305
0.160
0.205
0.155
0.205
0.145
0.195
0.115
0.155
0.125
0.165
0.100
0.135
Part number
1
MS322PZA102MSZ
MS322PZA222MSZ
MS322PZA332MSZ
MS322PZA472MSZ
MS322PZA562MSZ
MS322PZA682MSZ
MS322PZA822MSZ
MS322PZA103MSZ
MS322PZA153MSZ
MS322PZA223MSZ
MS322PZA333MSZ
MS322PZA473MSZ
MS322PZA563MSZ
MS322PZA683MSZ
MS322PZA823MSZ
MS322PZA104MSZ
30% drop
1.2
0.78
0.66
0.52
0.50
0.41
0.39
0.37
0.29
0.240
0.180
0.155
0.145
0.135
0.115
0.115
1. When ordering, please specify
testing
code:
MS322PZA222MSZ
Z
= COTS
H
= Screening per Coilcraft CP-SA-10001
N
= Screening per Coilcraft CP-SA-10004
2. Inductance tested at 100 kHz, 0.1 Vrms, 0 Adc.
3. DCR measured on a micro-ohmmeter.
4. SRF measured using Agilent/HP 4395A or equivalent.
5. Typical dc current at which the inductance drops the specified amount from its value without current.
6. Typical current that causes the specified temperature rise from 25°C ambient.
7. Electrical specifications at 25°C.
Refer to Doc 362 “Soldering Surface Mount Components” before soldering.
Testing:
®
Specifications subject to change without notice.
Please check our website for latest information.
Document MS763-1
Revised 01/07/11
1102 Silver Lake Road
Cary IL 60013
© Coilcraft, Inc. 2012
Phone 800-981-0363
Fax 847-639-1508
E-mail cps@coilcraft.com
Web www.coilcraft-cps.com
2006 POWER INDUCTORS
MS322PZA Series
Typical L vs Current
100
82 µH
33 µH
Typical L vs Frequency
100
82 µH
33 µH
Inductance (µH)
10
Inductance (µH)
10 µH
3.3 µH
10
10 µH
3.3 µH
1
1 µH
1
1 µH
0.1
0.01
0.1
1
10
0.1
0.1
1
10
100
Current (A)
Frequency (MHz)
Irms Derating
120
110
100
0.079 ±0.008
2,0 ±0,2
Percent of rated
I
rms
90
80
70
60
50
0.075 ±0.008
1,9 ±0,2
0.024
max
0,60
0.030 max
0,75
Suggested
Recommended
Land
Pattern
Land
Pattern
0.057
1,45
30
20
10
0
-55 -40
-20
0
20
25°C
40
0.069
max
1,75
40
60
80
100
120
140 160
0.014
min
0,35
0.087
2,2
Ambient temperature (°C)
0.041
1,04
Dimensions are in
inches
mm
®
Specifications subject to change without notice.
Please check our website for latest information.
Document MS763-2
Revised 01/07/11
1102 Silver Lake Road
Cary IL 60013
© Coilcraft, Inc. 2012
Phone 800-981-0363
Fax 847-639-1508
E-mail cps@coilcraft.com
Web www.coilcraft-cps.com
