STEP-DOWN, SYNCHRONOUS PWM CONTROL SWITCHING REGULATOR CONTROLLER
S-8533 Series
Rev.2.3_00
External Parts List for Ripple Data
Table 5 External Parts for Input Voltage vs. Ripple Voltage Characteristics Data
Output
Transistor
P-channel
Transistor
N-channel
Output
Input
No.
Product Name
Inductor
Application Condition
Voltage
Capacitor
Capacitor
(27) S-8533A15AFT
1.5 V CDRH104R/22 μH
CPH6303
Si3441DV
CPH6303
Si3441DV
CPH6302
Si3455DV
CPH6302
Si3455DV
CPH6403
Si3442DV
CPH6403
Si3442DV
CPH6402
Si3454DV
CPH6402
Si3454DV
47 μF × 2 47 μF, 0.1 μF IOUT ≤ 2 A, VIN ≤ 8 V
IOUT ≤ 1.4 A, VIN ≤ 6 V
(28)
(29) S-8533A33AFT
3.3 V
IOUT ≤ 2 A, VIN ≤ 8 V
(30)
IOUT ≤ 1.4 A, VIN ≤ 6 V
(31)
IOUT ≤ 2 A, VIN ≤ 16 V
(32)
IOUT ≤ 1.6 A, VIN ≤ 16 V
IOUT ≤ 2 A, VIN ≤ 16 V
(33) S-8533A50AFT
(34)
5.0 V
IOUT ≤ 1.6 A, VIN ≤ 16 V
Performance Data for Parts
The following shows the performance of external parts.
Table 6 Performance of External Parts
Product
Name
Parts
Manufacturer
Sumida
Characteristics
Maximum
Current
Inductor
L Value
DC Resistance
Diameter
Height
Corporation
CDRH125
12.0 mm typ.
12.3 mm max.
10 μH
0.019 Ω
4.0 A
8.0 mm max.
47 μH
22 μH
10 μH
0.095 Ω
0.054 Ω
0.026 Ω
1.9 A
2.5 A
3.8 A
10.2 mm typ.
10.5 mm max.
CDRH104R
4.0 mm max.
Diode
Matsushita Electric
Industrial Co., Ltd
Nichicon
MA737
F93
Forward current 1.5 A (@VF = 0.5 V)
Output
Capacity
External
transistor
(P-channel
FET)
Corporation
V
GS = 10 V max., ID = −4 A max., Vth = −0.4 V min.,
iss = 820 pF typ., RDS(ON) = 0.090 Ω max. (VGS = −4 V),
CPH6 package
VGS = 20 V max., ID = −3 A max., Vth = −1.0 V min.,
iss = 300 pF typ., RDS(ON) = 0.145 Ω max. (VGS = −10 V),
CPH6 package
GS = 8 V max., ID = −3.3 A max., Vth = −0.45 V min.,
DS(ON) = 0.10 Ω max. (VGS = −4.5 V), TSOP-6 package
GS = 20 V max., ID = −3.5 A max., Vth = −1.0 V min.,
DS(ON) = 0.100 Ω max. (VGS = −10 V), TSOP-6 package
GS = 10 V max., ID = 6 A max., Vth = 0.4 V min.,
Ciss = 700 pF typ., RDS(ON) = 0.038 Ω max. (VGS= 4 V),
Sanyo
Electric Co., Ltd
CPH6303
CPH6302
C
C
Vishay
Silliconix
V
R
Si3441DV
Si3455DV
V
R
External
transistor
(N-channel
FET)
V
Sanyo
Electric Co., Ltd
CPH6403
CPH6402
CPH6 package
VGS = 24 V max., ID = 4 A max., Vth = 1.0 V min.,
C
iss = 240 pF typ., RDS(ON) = 0.75 Ω max. (VGS= 10 V),
CPH6 package
GS = 8 V max., ID = 4.0 A max., Vth = 0.6 V min.,
DS(ON) = 0.07 Ω max. (VGS = 4.5 V), TSOP-6 package
GS = 20 V max., ID = 4.2 A max., Vth = 1.0 V min.,
DS(ON) = 0.065 Ω max. (VGS = 10 V), TSOP-6 package
Vishay
Silliconix
V
R
Si3442DV
Si3454DV
V
R
Caution The value of each characteristic in Table 6 depends on the materials prepared by each manufacturer,
however, confirm the specifications by referring to respective materials when using any of the above.
22
Seiko Instruments Inc.
SII [ SEIKO INSTRUMENTS INC ]
