PT8139 Datasheet, PDF (2/9 Pages) Texas Instruments – 30-A Programmable Integrated Switching Regulator

PT8139—12V
30-A Programmable Integrated
Switching Regulator
Pin-Out Information
Pin Function
1 VID 0
2 VID 1
3 VID 2
4 VID 3
5 VID 4
6 STBY *
7 Do Not Connect
8 Do Not Connect
9 Do Not Connect
10 Do Not Connect
11 VID Common
* For STBY pin:
Open =Output Enabled
Ground =Output Disabled
Pin Function
12 Vin
13 V_in
14 Vin
15 Vin
16 Vin
17 GND
18 GND
19 GND
20 GND
21 GND
Pin Function
22 GND
23 V_out
24 Vout
25 Vout
26 Vout
27 Vout
28 Vout
29 V_out
30 Vout
31 Remote Sense
Output Voltage Programming Information
PT8139
(Custom Code)
VID 3
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
VID 2 VID 1 VID 0
111
110
101
100
011
010
001
000
111
110
101
100
011
010
001
000
VID 4=1
Vout
2.50V
2.60V
2.70V
2.80V
2.90V
3.00V
3.10V
3.20V
3.30V
3.40V
3.50V
3.60V
3.70V
3.80V
3.90V
4.00V
VID 4=0
Vout
1.70V
1.75V
1.80V
1.85V
1.90V
1.95V
2.00V
2.05V
2.10V
2.15V
2.20V
2.25V
2.30V
2.35V
2.40V
2.45V
Notes:
i) Logic 0 = Connect to VID Common
ii) Logic 1 = Open circuit (no pull-up resistors)
iii) VID3 and VID4 may not be changed while the unit is operating.
For technical support and more information, see inside back cover or visit www.ti.com