S-8533A15AFT-TB-G Seiko Instruments, S-8533A15AFT-TB-G Datasheet - Page 23

• Manufacturer Part Number: S-8533A15AFT-TB-G
• Description: IC CTRL PWM SYNC SD 1.5V 8-TSSOP
• Manufacturer: Seiko Instruments
• Type: Step-Down (Buck)r

Specifications of S-8533A15AFT-TB-G

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 1.5V
• Frequency - Switching: 300kHz
• Voltage - Input: 2.7 ~ 16 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-TSSOP
• Power - Output: 300mW
• Output Voltage: + 1.3 V to + 6 V
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Caution The value of each characteristic in Table 6 depends on the materials prepared by each manufacturer,
(27)
(28)
(29)
(30)
(31)
(32)
(33)
(34)
(N-channel
Rev.3.0
(P-channel
No.
STEP-DOWN, SYNCHRONOUS PWM CONTROL SWITCHING REGULATOR CONTROLLER
transistor
transistor
Capacity
External
External
Inductor
External Parts List for Ripple Data
Performance Data for Parts
Output
Diode
Parts
FET)
FET)
The following shows the performance of external parts.
S-8533A15AFT
S-8533A33AFT
S-8533A50AFT
Product Name
however, confirm the specifications by referring to respective materials when using any of the above.
_00
CDRH104R
Table 5 External Parts for Input Voltage vs. Ripple Voltage Characteristics Data
CDRH125
Si3441DV
Si3455DV
Si3442DV
Si3454DV
CPH6303
CPH6302
CPH6403
CPH6402
Product
MA737
Name
F93
Voltage
Output
1.5 V
3.3 V
5.0 V
Sumida
Corporation
Matsushita Electric
Industrial Co., Ltd
Nichicon
Corporation
Sanyo
Electric Co., Ltd
Vishay
Silliconix
Sanyo
Electric Co., Ltd
Vishay
Silliconix
Manufacturer
CDRH104R/22 μH
Inductor
Table 6 Performance of External Parts
Forward current 1.5 A (@V
V
C
CPH6 package
V
C
CPH6 package
V
R
V
R
V
C
CPH6 package
V
C
CPH6 package
V
R
V
R
Seiko Instruments Inc.
GS
GS
GS
GS
GS
GS
GS
GS
iss
iss
DS(ON)
DS(ON)
iss
iss
DS(ON)
DS(ON)
Transistor
P-channel
Si3441DV
Si3441DV
Si3455DV
Si3455DV
CPH6303
CPH6303
CPH6302
CPH6302
L Value
10 μH
47 μH
22 μH
10 μH
= 820 pF typ., R
= 300 pF typ., R
= 700 pF typ., R
= 240 pF typ., R
= 10 V max., I
= 20 V max., I
= 8 V max., I
= 20 V max., I
= 10 V max., I
= 24 V max., I
= 8 V max., I
= 20 V max., I
= 0.10 Ω max. (V
= 0.100 Ω max. (V
= 0.07 Ω max. (V
= 0.065 Ω max. (V
DC Resistance
N-channel
Si3442DV
Si3442DV
Si3454DV
Si3454DV
Transistor
CPH6403
CPH6403
CPH6402
CPH6402
D
D
0.019 Ω
0.095 Ω
0.054 Ω
0.026 Ω
D
D
D
D
D
D
= −3.3 A max., V
= 4.0 A max., V
= −4 A max., V
= −3 A max., V
= −3.5 A max., V
= 6 A max., V
= 4 A max., V
= 4.2 A max., V
DS(ON)
DS(ON)
DS(ON)
DS(ON)
GS
GS
GS
GS
= 0.090 Ω max. (V
= 0.145 Ω max. (V
= 0.038 Ω max. (V
= 0.75 Ω max. (V
F
= −4.5 V), TSOP-6 package
= 4.5 V), TSOP-6 package
Capacitor
47 μF × 2
= 0.5 V)
= −10 V), TSOP-6 package
= 10 V), TSOP-6 package
Output
Characteristics
Maximum
Current
th
th
th
4.0 A
1.9 A
2.5 A
3.8 A
th
th
th
= 0.4 V min.,
= 1.0 V min.,
th
= 0.6 V min.,
= −0.4 V min.,
= −1.0 V min.,
th
= −0.45 V min.,
= 1.0 V min.,
= −1.0 V min.,
47 μF, 0.1 μF
Capacitor
Input
GS
GS
GS
GS
= 10 V),
12.0 mm typ.
12.3 mm max.
10.2 mm typ.
10.5 mm max.
= 4 V),
= −4 V),
= −10 V),
Diameter
I
I
I
I
I
I
I
I
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
Application Condition
S-8533 Series
≤ 2 A, V
≤ 1.4 A, V
≤ 2 A, V
≤ 1.4 A, V
≤ 2 A, V
≤ 1.6 A, V
≤ 2 A, V
≤ 1.6 A, V
8.0 mm max.
4.0 mm max.
IN
IN
IN
IN
Height
IN
IN
IN
IN
≤ 8 V
≤ 8 V
≤ 16 V
≤ 16 V
≤ 6 V
≤ 6 V
≤ 16 V
≤ 16 V
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