LTM4641
APPLICATIONS INFORMATION—OUTPUT CAPACITANCE TABLE
Table 9. Transient Perforꢃance (Typical Values) vs Recoꢃꢃended Output Capacitance. Figure 45 and Figure 46 Circuits
C
C
OUT(ꢁLCC)
OUT(BULK)
V
VENDOR
PART NUꢁBER
VENDOR
PART NUꢁBER
OUT
≤ 3.3V AVX
12106D107MAT2A (100µF, 6.3V, 1210 Case Size) Sanyo POSCAP 6TPE680MI (680µF, 6.3V, 18mΩ ESR, D4 Case Size)
12066D226MAT2A (22µF, 6.3V, 1206 Case Size)
Taiyo Yuden
JMK325BJ107MM-T (100µF, 6.3V, 1210 Case Size)
JMK316BJ226ML-T (22µF, 6.3V, 1206 Case Size)
TDK
C3225X5R0J107MT (100µF, 6.3V, 1210 Case Size)
C3216X5R0J226MT (22µF, 6.3V, 1206 Case Size)
> 3.3V AVX
1206YD226MAT2A (22µF, 16V, 1206 Case Size)
Sanyo POSCAP 10TPF150ML (150µF, 10V, 15mΩ ESR, D3L Case Size)
Taiyo Yuden
LMK316BJ476ML-T (47µF, 10V, 1206 Case Size)
EMK316BJ226ML-T (22µF, 16V, 1206 Case Size)
TDK
C3216X5R1A476M (47µF, 10V, 1206 Case Size)
C3216X5R1C226M (22µF, 16V, 1206 Case Size)
LOAD
STEP TRANSIENT
TRANSIENT,
R
,
SLEW DROOP, 0A PEAK-TO-PEAK,
SET1A
V
R
R
R
C
C *
IN
C
C
OUT1
C ,
FFA
FFB
RATE TO 5A LOAD 0A TO 5A TO 0A RECOVERY
OUT
fSET
SET1B
SET2
IN
OUT2
(V)
V
(V)
(ꢁΩ) (kΩ) (kΩ) (CERAꢁIC) (BULK) (CERAꢁIC) (BULK)
C
(A/µs) STEP (ꢃV) STEP (ꢃV )
PK-PK
TIꢁE (µs)
IN
0.9 5, 12, 24, 36 0.931 4.12
0.9 5, 12, 24, 36 0.931 4.12
–
100µF
100µF
100µF
100µF
100µF
100µF
100µF
100µF
100µF
100µF
100µF
100µF
100µF
100µF
100µF
100µF
100µF
100µF
680µF
–
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
60
60
130
140
135
150
140
170
155
190
170
215
230
290
275
420
450
570
500
660
25
2 × 10µF
2 × 10µF
2 × 10µF
2 × 10µF
2 × 10µF
2 × 10µF
2 × 10µF
2 × 10µF
2 × 10µF
2 × 10µF
2 × 10µF
2 × 10µF
2 × 10µF
2 × 10µF
2 × 10µF
2 × 10µF
2 × 10µF
2 × 10µF
3 × 22µF
4 × 100µF
3 × 22µF
4 × 100µF
3 × 22µF
4 × 100µF
3 × 22µF
4 × 100µF
3 × 22µF
3 × 100µF
3 × 22µF
3 × 100µF
3 × 22µF
3 × 100µF
2 × 22µF
3 × 47µF
2 × 22µF
3 × 47µF
–
–
680µF
–
–
–
–
–
–
–
25
1
1
5, 12, 24, 36 1.00
5, 12, 24, 36 1.00
5.49
5.49
8.2
8.2
8.2
8.2
8.2
8.2
8.2
8.2
8.2
8.2
8.2
8.2
8.2
8.2
–
65
25
–
70
25
1.2 5, 12, 24, 36 1.13
1.2 5, 12, 24, 36 1.13
1.5 5, 12, 24, 36 1.43
1.5 5, 12, 24, 36 1.43
1.8 5, 12, 24, 36 2.00
1.8 5, 12, 24, 36 2.00
2.5 5, 12, 24, 36 5.76
2.5 5, 12, 24, 36 5.76
–
680µF
–
70
25
–
80
30
33.2
33.2
16.5
16.5
7.5
7.5
4.7
4.7
2.61
2.61
2.05
2.05
680µF
–
75
30
220pF
–
90
30
680µF
–
80
40
220pF
–
100
100
140
140
200
220
250
240
300
30
680µF
–
50
220pF
–
30
3.3 5, 12, 24, 36
3.3 5, 12, 24, 36
–
–
–
–
–
–
680µF
–
60
100pF
30
5
5
6
6
12, 24, 36
12, 24, 36
12, 24, 36
12, 24, 36
150µF 220pF
100pF
150µF 220pF
100pF
50
–
30
55
–
30
*Bulk Capacitance is optional if V has very low input impedance.
IN
4641f
45
Linear [ Linear ]
