參數(shù)資料
型號: S-8520D27MC-BVM-T2
元件分類: 穩(wěn)壓器
英文描述: 0.05 A SWITCHING CONTROLLER, 75 kHz SWITCHING FREQ-MAX, PDSO5
封裝: SOT-23, 5 PIN
文件頁數(shù): 41/43頁
文件大?。?/td> 488K
代理商: S-8520D27MC-BVM-T2
STEP-DOWN, PWM CONTROL or PWM / PFM SWITCHABLE SWITCHING REGULATOR CONTROLLOR
Rev.7.5_00
S-8520 / 8521 Series
Seiko Instruments Inc.
7
Pin Configuration
Table 3
Pin No.
Pin name
Pin description
1
OFF
/
ON
Shutdown pin
“H”:Normal operation
(Step-down operation)
“L”: Step-down operation stopped
(All circuits deactivated)
2
VSS
GND pin
3
VOUT
Output voltage monitoring pin
4
EXT
Connection pin for external transistor
SOT-23-5
Top view
5
4
3
2
1
5
VIN
IC power supply pin
Figure 3
Absolute Maximum Ratings
Table 4
(Ta
=25 °C unless otherwise specified)
Item
Symbol
Absolute maximum ratings
Unit
VIN pin voltage
VIN
A, C, E types
VSS
0.3 to VSS+12
V
B, D, F types
VSS
0.3 to VSS+18
VOUT pin voltage
VOUT
A, C, E types
VSS
0.3 to VSS+12
B, D, F types
VSS
0.3 to VSS+18
OFF
/
ON
pin voltage
OFF
/
ON
V
A, C, E types
VSS
0.3 to VSS+12
B, D, F types
VSS
0.3 to VSS+18
EXT pin voltage
VEXT
VSS
0.3 to VIN +0.3
EXT pin current
IEXT
±50
mA
Power dissipation
PD
250
mW
Operating ambient temperature
Topr
40 to +85
°C
Storage temperature
Tstg
40 to +125
Caution The absolute maximum ratings are rated values exceeding which the product could suffer
physical damage. These values must therefore not be exceeded under any conditions.
200
100
Power
dissip
ation
(P
D
)
[mW]
Temperature (Ta) [
°C]
0
50
150
300
Figure 4 Power dissipation of Package (Before mounting)
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