Datasheet

LMZ31506
www.ti.com SNVS993 –JUNE 2013
Table 4. Recommended Input/Output Capacitors
(1)
CAPACITOR CHARACTERISTICS
WORKING
VENDOR SERIES PART NUMBER
CAPACITANCE ESR
(2)
VOLTAGE
(µF) (mΩ)
(V)
Murata X5R GRM32ER61E226K 16 22 2
TDK X5R C3225X5R0J476K 6.3 47 2
Murata X5R GRM32ER60J476M 6.3 47 2
Sanyo POSCAP 16TQC68M 16 68 50
Kemet T520 T520V107M010ASE025 10 100 25
Sanyo POSCAP 6TPE100MI 6.3 100 25
Sanyo POSCAP 2R5TPE220M7 2.5 220 7
Kemet T530 T530D227M006ATE006 6.3 220 6
Kemet T530 T530D337M006ATE010 6.3 330 10
Sanyo POSCAP 2TPF330M6 2.0 330 6
Sanyo POSCAP 6TPE330MFL 6.3 330 15
(1) Capacitor Supplier Verification
Please verify availability of capacitors identified in this table.
RoHS, Lead-free and Material Details
Please consult capacitor suppliers regarding material composition, RoHS status, lead-free status, and manufacturing process
requirements.
(2) Maximum ESR @ 100kHz, 25°C.
Transient Response
Table 5. Output Voltage Transient Response
C
IN1
= 47 µF CERAMIC, C
IN2
= 220 µF POLYMER-TANTALUM
VOLTAGE DEVIATION (mV)
RECOVERY TIME
V
OUT
(V) V
IN
(V) C
OUT1
Ceramic C
OUT2
BULK
2 A LOAD STEP, 3 A LOAD STEP,
(µs)
(1 A/µs) (1 A/µs)
0.6 5 400 µF 330 µF 20 30 120
300 µF 220 µF 25 35 140
5
300 µF 330 µF 20 30 140
0.8
300 µF 220 µF 30 35 140
12
300 µF 330 µF 25 30 140
200 µF 100 µF 40 50 150
5
200 µF 220 µF 35 45 150
1.2
200 µF 100 µF 35 45 150
12
200 µF 220 µF 30 40 150
200 µF - 65 85 160
5
200 µF 100 µF 55 96 160
1.8
200 µF - 55 80 160
12
200 µF 100 µF 50 75 160
5 100 µF 100 µF 90 140 180
3.3
12 100 µF 100 µF 85 125 180
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