R1232D データシートの表示（PDF） - RICOH Co.,Ltd.
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コンポーネント説明
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R1232D Datasheet PDF : 24 Pages
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R1232D
PIN CONFIGURATION
Top View
8765
SON-8
Bottom View
5678
∗∗
∗
1234
4321
PIN DESCRIPTIONS
Pin No
1
2
3
4
5
6
7
8
Symbol
PGND
VIN
VDD
CE
VOUT/VFB
TEST
AGND
LX
Pin Description
Ground Pin
Voltage Supply Pin
Voltage Supply Pin
Chip Enable Pin (active with "H")
Output/Feedback Pin
Test Pin (Forced to the "L" or GND level.)
Ground Pin
LX Switching Pin (CMOS Output)
∗ Tab in the parts have GND level. (They are connected to the reverse side of this IC.)
Do not connect to other wires or land patterns.
ABSOLUTE MAXIMUM RATINGS
Symbol
VIN
VDD
VLX
VCE
VTEST
VFB
ILX
PD
Topt
Tstg
Item
VIN Supply Voltage
VDD Pin Voltage
LX Pin Voltage
CE Pin Input Voltage
TEST Pin Input Voltage
VFB Pin Input Voltage
LX Pin Output Current
Power Dissipation (SON-8)*1
Operating Temperature Range
Storage Temperature Range
Rating
6.5
6.5
−0.3 to VIN + 0.3
−0.3 to VIN + 0.3
−0.3 to VIN + 0.3
−0.3 to VIN + 0.3
±1.5
480
−40 to 85
−55 to 125
∗1) For the power dissipation, refer to the package information on the website.
Unit
V
V
V
V
V
V
V
mW
°C
°C
4
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