MB39C308 Datasheet, PDF (10/60 Pages) Fujitsu Component Limited. – 6ch DC/DC Converter IC for LPIA Platform VR

MB39C308
■ RECOMMENDED OPERATING CONDITIONS
Parameter
Symbol
Condition
Value
Unit
Min Typ Max
Power supply voltage
Input capacitor
CB to LX capacitor
LX inductor
Output current
Output capacitor
VDD AVDD = PVDD1 to PVDD7 pin
5.5
CIN VDD to GND pin
⎯
CCB CB to LX pin
⎯
L1 LX1 pin
⎯
L2 LX2 pin
⎯
L3 LX3 pin
⎯
LX4 pin, FSEL4 pin = H
fosc = 0.7 MHz
⎯
L4
LX4 pin, FSEL4 pin = L
fosc = 0.35 MHz
⎯
L5 LX5 pin
⎯
L6 LX6 pin
⎯
IO1 Vo1 (5 V), DC, when RonH1 = 32 mΩ
⎯
IO2 Vo2 (3.3 V), DC, when RonH2 = 16 mΩ ⎯
IO3 Vo3 (1.8 V/1.5 V), DC
⎯
IO4 Vo4 (0.9 V/0.75 V), DC
⎯
IO5 Vo5 (1.5 V), DC
⎯
IO6 Vo6 (1.1 V/1.05 V), DC
⎯
CO1
Vo1 (5 V), when RonH1 = 32 mΩ,
L = 3.3 μH, SS1,SS2 pin = GND
⎯
CO2
Vo2 (3.3 V), when RonH1 = 16 mΩ,
L = 3.3 μH, SS1,SS2 pin = GND
⎯
CO3
Vo3 (1.8 V), when L = 1.5 μH,
SS1, SS2 pin = GND
⎯
CO4
Vo4 (0.9 V), when L = 1.5 μH,
SS1, SS2 pin = GND
⎯
CO5
Vo5 (1.5 V), when L = 1.5 μH,
SS1, SS2 pin = GND
⎯
CO6
Vo6 (1.05 V), when L = 1.5 μH,
SS1, SS2 pin = GND
⎯
⎯
12.6
V
4.7
⎯
μF
0.1
⎯
μF
3.3
⎯
μH
3.3
⎯
μH
1.5
⎯
μH
1.5
⎯
μH
1.5
⎯
1.5
⎯
μH
1.5
⎯
μH
1
2*
A
2.25 4.5*
A
1.35 2.7*
A
1
1.5*
A
1.25 2.5*
A
1.75 3.5*
A
100
300
μF
100
700
μF
100
300
μF
100
500
μF
100
300
μF
200
500
μF
RonH1
CH1 High-side FET connected to
OUT1H pin
⎯
32
⎯
mΩ
External FET
On-resistance
RonL1
RonH2
CH1 Low-side FET connected to
OUT1L pin
CH2 High-side FET connected to
OUT2H pin
⎯
32
⎯
mΩ
12
16
20 mΩ
RonL2
CH2 Low-side FET connected to
OUT2L pin
⎯
16
⎯
mΩ
(Continued)
10
DS04-27261-6E