Ic5 (Dc-Dc Convertor) - Panasonic KX-NT265X Service Manual

Pin.No. Terminal Name
36 GND
37 REXT
38 VDDRCV
39 GND
40 TX-
41 TX+
42 VDDTX
43 GND
44 GND
45 XO
46 XI
47 VDDPLL
48 RST#

10.3. IC5 (DC-DC Convertor)

Pin.No. Terminal Name
1 NC
2 SW
3 BST
4 ISEN
5 SGND
6 RTN
7 NC
8 NC
9 FB
10 SS
11 RON/SD
12 VCC
13 VIN
14 NC
I/O Setting
- Ground
I External resistor
- Analog 2.5V power supply
- Ground
O Transmit Outputs
O Transmit Outputs
- Transmitter 2.5V power supply
- Ground
- Ground
O XTAL feedback
I Crystal Oscillator Input
- Analog PLL 2.5V power supply
I Chip Reset
I/O Setting
- No internal connection
O Switching Node
I Boost pin for bootstrap capacitor
I Current sense
- Sense Ground
I Circuit Ground
- No internal connection
- No internal connection
I Feedback input from the regulated output
I Soft start
I On-time control and shutdown
- Output from the startup regulator
- Input supply voltage
- No internal connection
33
Contents of Control
Contents of Control
KX-NT265X / KX-NT265X-B
Remark
Remark