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CONFIDENTIAL
IC306 VHITK71635S-1R (TK71635S): HIGH SPEED LDO REGULATOR
IC308, IC406 VHITC7SZ04A-1L (TC7SZ04A): LOGIC
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Pin No.
Terminal name
Input/Output
Description of terminal
1
VIN
–
Power supply
2
VSS
–
Ground
3
ON/OFF
Input
ON/OFFcontrol
4
NP
Input
VREF (NP)
5
VOUT
Output
Output
Pin No.
Terminal name
Input/Output
Description of terminal
1*
NC–
Not used
2
IN
Input
Input
3
GND
–
Ground
4
OUT
Output
Output
5
VCC
–
Power supply
Disconnect
Circuit
SW Circuit
1
VIN
NP
(VREF)
(Top View)
2
VSS
3
ON/OFF
CONTROL
5 VOUT
4
Bandgap
Reference
Over Heat &
Current Protect
Constant
Current
Source
750k½
1
2
3
5
4
VCC
OUT
NC
GND
IN