PT6320 Datasheet, PDF (4/7 Pages) Texas Instruments – 3 AMP ADJUSTABLE LOW VOLTAGE INPUT INTEGRATED SWITCHING REGULATORS

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PT6100/6120/6210/6220/6300/6320 Series
Application Notes
Table 2
ISR ADJUSTMENT RESISTOR VALUES
1Adc Rated
PT6102
PT6122
PT6101
PT6121
2Adc Rated
PT6213
PT6223
3Adc Rated
PT6303
PT6323
Vo (nom)
3.3
5.0
V_a (req.d)
1.9
(30.9)kΩ
(31.5)kΩ
2.0
(38.4)kΩ
(37.5)kΩ
2.1
(47.1)kΩ
(44.0)kΩ
2.2
(57.4)kΩ
(50.9)kΩ
2.3
(69.8)kΩ
(58.3)kΩ
2.4
(85.0)kΩ
(66.3)kΩ
2.5
(104.0)kΩ
(75.0)kΩ
2.6
(128.0)kΩ
(84.4)kΩ
2.7
(161.0)kΩ
(94.6)kΩ
2.8
(206.0)kΩ
(106.0)kΩ
2.9
(274.0kΩ
(118.0)kΩ
3.0
(388.0)kΩ
(131.0)kΩ
3.1
(615.0)kΩ
(146.0)kΩ
3.2
(1300.0)kΩ
(163.0)kΩ
3.3
(181.0)kΩ
3.4
831.0kΩ
(202.0)kΩ
3.5
416.0kΩ
(225.0)kΩ
3.6
227.0kΩ
(252.0)kΩ
3.7
208.0kΩ
(283.0)kΩ
3.8
166.0kΩ
(319.0)kΩ
3.9
139.0kΩ
(361.0)kΩ
4.0
119.0kΩ
(413.0)kΩ
4.1
104.0kΩ
(475.0)kΩ
4.2
92.4kΩ
(533.0)kΩ
4.3
83.1kΩ
(654.0)kΩ
4.4
75.6kΩ
(788.0)kΩ
4.5
69.3kΩ
(975.0)kΩ
4.6
63.9kΩ
(1260.0)kΩ
4.7
59.4kΩ
(1730.0)kΩ
4.8
55.4kΩ
4.9
52.0kΩ
5.0
48.9kΩ
5.1
46.2kΩ
1880.0kΩ
5.2
43.8kΩ
937.0kΩ
5.3
41.6kΩ
625.0kΩ
5.4
39.6kΩ
469.0kΩ
5.5
37.8kΩ
375.0kΩ
5.6
36.1kΩ
313.0kΩ
5.7
34.6kΩ
268.0kΩ
5.8
33.3kΩ
234.0kΩ
5.9
32.0kΩ
208.0kΩ
6.0
30.8kΩ
188.0kΩ
R1 = (Red) R2 = Black
PT6212
PT6222
PT6302
PT6322
5.0
(30.8)kΩ
(35.4)kΩ
(40.2)kΩ
(45.5)kΩ
(51.1)kΩ
(57.3)kΩ
(64.0)kΩ
(71.4)kΩ
(79.5)kΩ
(88.5)kΩ
(98.5)kΩ
(110.0)kΩ
(122.0)kΩ
(136.0)kΩ
(153.0)kΩ
(171.0)kΩ
(193.0)kΩ
(219.0)kΩ
(250.0)kΩ
(288.0)kΩ
(335.0)kΩ
(396.0)kΩ
(477.0)kΩ
(591.0)kΩ
(761.0)kΩ
(1050.0)kΩ
(1610.0)kΩ
1140.0kΩ
568.0kΩ
379.0kΩ
284.0kΩ
227.0kΩ
189.0kΩ
162.0kΩ
142.0kΩ
126.0kΩ
114.0kΩ
PT6103
PT6214
PT6304
12.0
(32.0)kΩ
(34.9)kΩ
(37.9)kΩ
(40.9)kΩ
(44.1)kΩ
(47.3)kΩ
(50.5)kΩ
(53.8)kΩ
(57.3)kΩ
(60.8)kΩ
(64.3)kΩ
(68.0)kΩ
(71.7)kΩ
(75.6)kΩ
(79.5)kΩ
(83.5)kΩ
(87.7)kΩ
(91.9)kΩ
(96.3)kΩ
(101.0)kΩ
(105.0)kΩ
(110.0)kΩ
(115.0)kΩ
(120.0)kΩ
(125.0)kΩ
(130.0)kΩ
(136.0)kΩ
(141.0)kΩ
(147.0)kΩ
(153.0)kΩ
(159.0)kΩ
(165.0)kΩ
(172.0)kΩ
(178.0)kΩ
(185.0)kΩ
(192.0)kΩ
ISR ADJUSTMENT RESISTOR VALUES (Cont)
1Adc Rated
PT6101
PT6121
2Adc Rated
PT6212
PT6222
3Adc Rated
PT6302
PT6322
V_o (nom)
5.0
5.0
Va (req.d)
6.2
156.0kΩ
94.7kΩ
6.4
134.0kΩ
81.2kΩ
6.6
117.0kΩ
71.0kΩ
6.8
104.0kΩ
63.1kΩ
7.0
93.8kΩ
56.8kΩ
7.2
85.2kΩ
51.6kΩ
7.4
78.1kΩ
47.3kΩ
7.6
72.1kΩ
43.7kΩ
7.8
67.0kΩ
40.6kΩ
8.0
62.5kΩ
37.9kΩ
8.2
58.6kΩ
35.5kΩ
8.4
55.1kΩ
33.4kΩ
8.6
52.1kΩ
8.8
49.3kΩ
9.0
46.9kΩ
9.5
41.7kΩ
10.0
37.5kΩ
10.5
34.1kΩ
11.0
31.3kΩ
11.5
12.0
12.5
13.0
13.5
14.0
14.5
15.0
15.5
16.0
16.5
17.0
17.5
18.0
18.5
19.0
19.5
20.0
20.5
21.5
21.5
22.0
PT6103
PT6214
PT6304
12.0
(207.0)kΩ
(223.0)kΩ
(241.0)kΩ
(259.0)kΩ
(279.0)kΩ
(301.0)kΩ
(325.0)kΩ
(351.0)kΩ
(379.0)kΩ
(410.0)kΩ
(444.0)kΩ
(483.0)kΩ
(525.0)kΩ
(573.0)kΩ
(628.0)kΩ
(802.0)kΩ
(1060.0)kΩ
(1500.0)kΩ
608.0kΩ
304.0kΩ
203.0kΩ
152.0kΩ
122.0kΩ
101.0kΩ
86.8kΩ
75.9kΩ
67.5kΩ
60.8kΩ
55.2kΩ
50.6kΩ
46.7kΩ
43.4kΩ
40.5kΩ
38.0kΩ
35.7kΩ
33.8kΩ
32.0kΩ
30.4kΩ
4
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