YB1901 Datasheet, PDF (2/12 Pages) YOBON TECHNOLOGIES,INC. – 2.0A High-Side Power Switch with Flag

Pin Configuration
YB1901
2.0A High-Side Power Switch with Flag
OCB 1
GND ₂
EN 3
5 ^{VOUT GND 1}
VIN ₂
4 ^VIN
VIN ₃
EN ₄
8 ^VOUT
7 ^VOUT
6 ^VOUT
5 ^OCB
SOT23-5
SOP8 or MSOP8
Figure 2: Pin Configuration
Pin Description
Table 1
Name
Description
EN
Pull low to enable the chip, active high (active low is optional).
GND
Ground pin.
OCB
Open-drain fault flag. Connect a 100KΩ resistor to VIN.
VIN
Input supply. Bypass with a capacitor to GND.
VOUT
Output voltage. Bypass with a capacitor to GND.
Ordering Information
Table 2
Order Number Enable
Package Type
Supplied As
Package Marking
YB1901ST25H Active High
YB1901SPX8H Active High
YB1901MXX8H Active High
SOT23-5
SOP-8
MSOP-8
3000 Units Tape & Reel
2500 Units Tape & Reel
2500 Units Tape & Reel
Y90H
第一行 Y90H
第二行 SPX8
Y90HM8
YB1901ST25L
YB1901SPX8L
YB1901MXX8L
Active Low
Active Low
Active Low
SOT23-5
SOP-8
MSOP-8
3000 Units Tape & Reel
2500 Units Tape & Reel
2500 Units Tape & Reel
Y90L
第一行 Y90L
第二行 SPX8
Y90LM8
YB1901 Rev.1.2
www.yobon.com.tw
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