S-8521A30MC-AXPT2G Seiko Instruments, S-8521A30MC-AXPT2G Datasheet - Page 26

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S-8521A30MC-AXPT2G

Manufacturer Part Number
S-8521A30MC-AXPT2G
Description
IC REG PWM/PFM 180KHZ SOT23-5
Manufacturer
Seiko Instruments
Type
Step-Down (Buck)r
Datasheet

Specifications of S-8521A30MC-AXPT2G

Internal Switch(s)
No
Synchronous Rectifier
No
Number Of Outputs
1
Voltage - Output
3V
Current - Output
120mA
Frequency - Switching
180kHz
Voltage - Input
2.5 ~ 10 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
SOT-23-5, SC-74A, SOT-25
Power - Output
250mW
Output Voltage
3 V
Output Current
120 mA
Input Voltage
2.5 V to 10 V
Duty Cycle (max)
100 %
Switching Frequency
180 KHz
Mounting Style
SMD/SMT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
26
STEP-DOWN, PWM CONTROL or PWM / PFM SWITCHABLE SWITCHING REGULATOR CONTROLLER
S-8520/8521 Series
(3) EXT pin output current “H” (I
(5) Soft start time (t
10
Input voltage (V
25
20
15
10
−60
−50
−40
−30
−20
−10
8
6
4
2
0
5
0
2
2
0
2
4
4
4
6
6
IN
6
SS
)
)-Input voltage (V
8
8
V
V
8
IN
V
IN
IN
[V]
[V]
10
[V]
10
10
EXTH
(f
12
osc
12
(f
)-
12
Ta = −40°C
Ta = +85°C
Ta = +25°C
Ta = −40°C
osc
Ta = +25°C
Ta = +85°C
Ta = −40°C
Ta = +25°C
Ta = +85°C
= 300 kHz)
IN
= 60 kHz)
)
14
14
14
Seiko Instruments Inc.
16
16
16
(4) EXT pin output current “L” (I
Input voltage (V
25
20
15
10
60
50
40
30
20
10
0
5
0
2
2
4
4
6
6
IN
)
V
8
8
V
IN
IN
[V]
[V]
10
10
EXTL
(f
)-
12
12
osc
Ta = −40°C
Ta = −40°C
Ta = +85°C
Ta = +25°C
Ta = +25°C
Ta = +85°C
= 180 kHz)
Rev.9.0
14
14
16
16
_00

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