PT6650_13 Datasheet, PDF (7/16 Pages) Texas Instruments – 5-A 12 /24-V Input Adjustable Integrated Switching Regulator

Application Notes continued
PT6650 Series
Table 3-2
PT6650 ADJUSTMENT RESISTOR VALUES
Series Pt #
PT6652
PT6651
Current
5 Adc
5 Adc
V_o (nom)
Va (req’d)
2.5 Vdc
3.3 Vdc
1.8
(1.4) kΩ
1.9
(2.9) kΩ
2.0
(5.0) kΩ
2.1
(8.1) kΩ
2.2
(13.3) kΩ
(1.0) kΩ
2.3
(23.7) kΩ
(2.3) kΩ
2.4
(54.9) kΩ
(3.9) kΩ
2.5
(5.8) kΩ
2.6
59.9 kΩ
(8.4) kΩ
2.7
28.7 kΩ
(11.7) kΩ
2.8
18.3 kΩ
(16.5) kΩ
2.9
13.1 kΩ
(23.6) kΩ
3.0
10.0 kΩ
(35.4) kΩ
3.1
7.9 kΩ
(59.0) kΩ
3.2
6.4 kΩ
(130.0) kΩ
3.3
5.3 kΩ
3.4
4.4 kΩ
81.5 kΩ
3.5
3.8 kΩ
38.3 kΩ
3.6
3.2 kΩ
23.8 kΩ
3.7
2.7 kΩ
16.6 kΩ
3.8
2.3 kΩ
12.3 kΩ
3.9
2.0 kΩ
9.4 kΩ
4.0
1.7 kΩ
7.4 kΩ
4.1
1.4 kΩ
5.8 kΩ
4.2
1.2 kΩ
4.6 kΩ
4.3
1.0 kΩ
3.7 kΩ
4.4
2.9 kΩ
4.5
2.2 kΩ
4.6
1.7 kΩ
4.7
1.2 kΩ
4.8
4.9
5.0
5.1
5.2
5.3
5.4
5.5
5.6
5.7
5.8
5.9
6.0
6.1
6.2
6.3
6.4
6.5
R₁ = (Blue) R₂ = Black
PT6653
5A dc
5 Vdc
(1.6) kΩ
(2.3) kΩ
(3.1) kΩ
(4.0) kΩ
(5.1) kΩ
(6.2) kΩ
(7.6) kΩ
(9.1) kΩ
(10.9) kΩ
(13.0) kΩ
(15.6) kΩ
(18.7) kΩ
(22.6) kΩ
(27.6) kΩ
(34.2) kΩ
(43.6) kΩ
(57.6) kΩ
(80.9)kΩ
(128.0) kΩ
(268.0) kΩ
88.4 kΩ
41.7 kΩ
26.1 kΩ
18.4k Ω
13.7 kΩ
10.6 kΩ
8.4 kΩ
6.7 kΩ
5.4 kΩ
4.4 kΩ
3.5 kΩ
2.8 kΩ
2.2 kΩ
1.7 kΩ
1.2 kΩ
Series Pt #
Current
V_o (nom)
Va (req’d)
6.0
6.2
6.4
6.6
6.8
7.0
7.2
7.4
7.6
7.8
8.0
8.2
8.4
8.6
8.8
9.0
9.2
9.4
9.6
9.8
10.0
10.2
10.4
10.6
10.8
11.0
11.2
11.4
11.6
11.8
12.0
12.2
12.4
12.6
12.8
13.0
13.2
13.4
13.6
13.8
14.0
14.2
14.5
15.0
15.5
16.0
16.5
17.0
PT6654
5 Adc
9 Vdc
(6.9) kΩ
(9.2) kΩ
(11.9) kΩ
(14.0) kΩ
(18.6) kΩ
(23.0) kΩ
(28.3) kΩ
(35.0) kΩ
(43.5) kΩ
(55.0) kΩ
(71.0) kΩ
(95.0) kΩ
(135.0) kΩ
(215.0) kΩ
(455.0) kΩ
64.8 kΩ
26.1 kΩ
13.1 kΩ
6.7 kΩ
2.8 kΩ
0.2 kΩ
PT6656
5 Adc
12 Vdc
(31.7) kΩ
(36.1) kΩ
(41.2) kΩ
(47.1) kΩ
(54.1) kΩ
(62.6) kΩ
(72.8) kΩ
(85.7) kΩ
(102.0) kΩ
(124.0) kΩ
(155.0) kΩ
(201.0) kΩ
(278.0) kΩ
(432.0) kΩ
(895.0) kΩ
94.8 kΩ
41.1 kΩ
23.1 kΩ
14.2 kΩ
8.8 kΩ
5.2 kΩ
2.7 kΩ
0.7 kΩ
PT6655
4 Adc
15 Vdc
(25.8) kΩ
(28.3) kΩ
(31.1) kΩ
(34.1) kΩ
(37.3) kΩ
(40.9) kΩ
(44.9) kΩ
(49.3) kΩ
(54.3) kΩ
(59.8) kΩ
(66.1) kΩ
(73.3) kΩ
(81.6) kΩ
(91.3) kΩ
(103.0) kΩ
(117.0) kΩ
(133.0) kΩ
(154.0) kΩ
(181.0) kΩ
(217.0) kΩ
(268.0) kΩ
(343.0) kΩ
(570.0) kΩ
42.3 kΩ
14.8 kΩ
5.6 kΩ
1.1 kΩ
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