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LMZ31704_15 Datasheet, PDF (13/33 Pages) Texas Instruments – 4A SIMPLE SWITCHER® Power Module with 2.95V-17V Input and Current Sharing
◁
LMZ31704
www.ti.com
SLVSBV8A – JUNE 2013 – REVISED AUGUST 2013
Table 6. Recommended Input/Output Capacitors(1)
VENDOR
Murata
TDK
TDK
Murata
Murata
Panasonic
Sanyo
Kemet
Sanyo
Sanyo
Sanyo
Kemet
Kemet
Sanyo
Sanyo
SERIES
X5R
X5R
X5R
X5R
X5R
EEH-ZA
POSCAP
T520
POSCAP
POSCAP
POSCAP
T530
T530
POSCAP
POSCAP
PART NUMBER
GRM32ER61E226K
C3225X5R0J107M
C3225X5R0J476K
GRM32ER60J107M
GRM32ER60J476M
EEH-ZA1E101XP
16TQC68M
T520V107M010ASE025
10TPE220ML
6TPE100MI
2R5TPE220M7
T530D227M006ATE006
T530D337M006ATE010
2TPF330M6
6TPE330MFL
CAPACITOR CHARACTERISTICS
WORKING
VOLTAGE
(V)
CAPACITANCE
(µF)
ESR (2)
(mΩ)
25
22
2
6.3
100
2
6.3
47
2
6.3
100
2
6.3
47
2
25
100
30
16
68
50
10
100
25
10
220
25
6.3
100
25
2.5
220
7
6.3
220
6
6.3
330
10
2.0
330
6
6.3
330
15
(1) Capacitor Supplier Verification, RoHS, Lead-free and Material Details
Consult capacitor suppliers regarding availability, material composition, RoHS and lead-free status, and manufacturing process
requirements for any capacitors identified in this table.
(2) Maximum ESR @ 100kHz, 25°C.
Transient Response
Table 7. Output Voltage Transient Response
CIN1 = 3x 22 µF CERAMIC, CIN2 = 100 µF POLYMER-TANTALUM
VOUT (V)
VIN (V)
COUT1 Ceramic
COUT2 BULK
5
0.6
12
5
0.9
12
5
1.2
12
5
1.8
12
5
3.3
12
500 µF
500 µF
300 µF
300 µF
300 µF
300 µF
200 µF
200 µF
200 µF
200 µF
200 µF
200 µF
200 µF
200 µF
100 µF
100 µF
220 µF
220 µF
220 µF
470 µF
220 µF
470 µF
220 µF
470 µF
220 µF
470 µF
220 µF
470 µF
220 µF
470 µF
220 µF
220 µF
VOLTAGE DEVIATION (mV)
1 A LOAD STEP, 2 A LOAD STEP,
(1 A/µs)
(1 A/µs)
15
30
15
30
20
40
18
35
20
35
18
30
30
50
25
45
25
45
20
40
40
70
35
65
35
65
30
60
55
105
65
115
RECOVERY TIME
(µs)
90
90
95
95
95
95
100
100
100
100
110
110
120
120
130
150
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