low voltage shutdown

diff --git a/electronics/batteries/low-voltage-shutdown-12V.png b/electronics/batteries/low-voltage-shutdown-12V.png
deleted file mode 100644 (file)
index 7f065a5..0000000
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diff --git a/electronics/batteries/low-voltage-shutdown.circuit b/electronics/batteries/low-voltage-shutdown.circuit
deleted file mode 100644 (file)
index 92527bf..0000000
--- a/electronics/batteries/low-voltage-shutdown.circuit
+++ /dev/null
@@ -1,15 +0,0 @@
-$ 1 5.0E-6 10.20027730826997 57 5.0 50
-v 208 288 208 128 0 3 40.0 6.0 6.0 0.0 0.5
-a 400 208 576 208 1 12.0 0.0 1000000.0
-w 208 288 288 288 0
-w 288 288 400 288 0
-w 576 208 592 208 0
-w 576 208 576 128 0
-174 288 128 576 176 0 100000.0 0.8960000000000001 hystereze
-w 400 192 432 176 0
-w 288 192 208 128 0
-w 352 240 288 128 0
-w 288 192 400 224 0
-v 400 288 352 240 0 0 40.0 5.0 0.0 0.0 0.5
-o 0 32 0 34 20.0 9.765625E-5 0 -1
-o 4 32 0 35 20.0 9.765625E-5 0 -1

diff --git a/electronics/batteries/low-voltage-shutdown2.circuit b/electronics/batteries/low-voltage-shutdown2.circuit
deleted file mode 100644 (file)
index 909dfeb..0000000
--- a/electronics/batteries/low-voltage-shutdown2.circuit
+++ /dev/null
@@ -1,29 +0,0 @@
-$ 1 5.0E-6 0.42987889063095264 50 5.0 50
-v 144 320 144 80 0 3 40.0 2.0 12.0 0.0 0.5
-w 144 80 224 80 0
-w 144 320 224 320 0
-a 496 192 608 192 1 11.0 0.0 1000000.0
-w 560 112 608 112 0
-w 400 208 496 208 0
-r 608 112 608 192 0 820000.0
-r 288 112 496 112 0 82000.0
-w 496 176 496 112 0
-w 608 192 672 192 0
-M 672 192 672 160 0 2.5
-w 224 80 672 80 0
-O 672 80 672 128 1
-v 288 320 288 256 0 0 40.0 6.0 0.0 0.0 0.5
-w 224 320 288 320 0
-w 288 256 288 112 0
-w 496 112 560 112 0
-174 224 144 256 272 0 100000.0 0.39110000000000006 Resistance
-w 256 208 400 208 0
-r 224 144 224 80 0 220000.0
-r 224 272 224 320 0 220000.0
-f 672 192 736 192 1 1.5
-w 736 176 736 80 0
-w 736 80 672 80 0
-162 736 208 736 320 1 2.1024259 1.0 0.0 0.0
-w 288 320 736 320 0
-o 12 64 0 34 20.0 9.765625E-5 0 -1
-o 10 64 0 34 20.0 9.765625E-5 0 -1

diff --git a/electronics/batteries/low-voltage-shutdown3.circuit b/electronics/batteries/low-voltage-shutdown3.circuit
deleted file mode 100644 (file)
index 4db3e20..0000000
--- a/electronics/batteries/low-voltage-shutdown3.circuit
+++ /dev/null
@@ -1,74 +0,0 @@
-$ 1 5.0E-6 10.20027730826997 50 5.0 50
-a 544 368 464 368 1 15.0 -15.0 1000000.0
-r 464 368 416 368 0 10000.0
-t 416 368 384 368 0 1 0.6011250698599145 0.617528967699439 100.0
-v 544 448 544 384 0 0 40.0 2.5 0.0 0.0 0.5
-w 384 384 384 448 0
-w 384 448 464 448 0
-w 464 448 544 448 0
-w 544 352 592 352 0
-f 384 272 448 272 1 1.5
-x 423 424 496 430 0 24 TL431
-x 270 436 307 442 0 24 ON
-x 611 442 658 448 0 24 OFF
-w 448 192 384 192 0
-w 384 192 320 192 0
-w 320 192 192 192 0
-172 192 192 128 192 0 6 12.600000000000001 35.0 -5.0 0.0 0.5 input voltage
-x 143 46 609 52 0 24 Low voltage cutoff (5-36V) using TL431
-x 473 270 595 276 0 24 P-MOSFET
-x 142 97 541 101 0 16 + Built-in switch buttons and optional indicator LED
-x 692 343 709 346 0 10 50k
-x 693 357 737 360 0 10 multiturn
-x 438 244 445 247 0 10 S
-x 442 303 450 306 0 10 D
-w 448 288 640 288 0
-w 768 288 848 288 0
-w 448 256 448 192 0
-w 384 448 320 448 0
-d 368 384 368 352 1 0.805904783
-w 368 352 384 352 0
-w 368 384 384 384 0
-x 143 115 769 119 0 16 + Short circuit protection (short circuit causes voltage drop that triggers cutoff)
-x 143 133 663 137 0 16 + Reverse voltage protection (unless you use MOSFET with diode!)
-w 688 288 768 288 0
-w 640 288 656 288 0
-174 704 192 640 192 0 500000.0 0.49010000000000004 reconnect hysteresis
-w 672 208 672 240 0
-x 660 175 683 178 0 10 500k
-x 693 175 857 179 0 16 reconnect hysteresis
-x 692 375 739 379 0 16 cutoff
-w 704 192 704 272 0
-w 672 240 672 272 0
-w 608 192 464 192 0
-x 734 197 807 201 0 16 (optional)
-x 148 503 820 507 0 16 If you want automatic reconnect with hysteresis, just add another pot across MOSFET
-x 147 523 878 527 0 16 and connect cutoff pot to it's wiper instead of + rail (as illustrated). This overrides OFF switch.
-x 142 150 654 154 0 16 + Possibility to add automatic reconnect with hysteresis if needed
-x 142 79 820 83 0 16 + Only 6 components for basic setup!!! (without OFF button, LED and auto reconnect)
-r 384 272 384 192 0 5000.0
-w 384 352 384 320 0
-w 384 320 384 272 0
-w 656 288 672 288 0
-w 672 288 688 288 0
-w 640 192 608 192 0
-w 384 320 320 320 0
-r 592 352 640 352 0 3600.0
-174 672 336 640 368 0 50000.0 0.401 cutoff voltage
-w 672 336 672 288 0
-w 672 368 672 448 0
-s 592 352 592 448 0 1 true
-w 672 448 592 448 0
-w 592 448 544 448 0
-r 768 288 768 368 0 3600.0
-162 768 368 768 448 1 2.1024259 1.0 0.0 0.0
-w 768 448 848 448 0
-w 768 448 672 448 0
-w 320 448 192 448 0
-g 192 448 144 448 0
-s 320 352 320 448 0 1 true
-w 320 320 320 352 0
-x 148 542 865 546 0 16 By using low-power LMV413 instead of TL431 you can use 80k series resistor instead of 5k.
-o 14 64 0 289 10.0 0.0125 0 -1
-o 8 64 0 35 0.15625 0.00625 1 -1
-o 7 64 0 35 10.0 9.765625E-5 2 -1

diff --git a/electronics/batteries/low-voltage-shutdown3.png b/electronics/batteries/low-voltage-shutdown3.png
deleted file mode 100644 (file)
index caaecd1..0000000
Binary files a/electronics/batteries/low-voltage-shutdown3.png and /dev/null differ

diff --git a/electronics/batteries/low-voltage-shutdown4.circuit b/electronics/batteries/low-voltage-shutdown4.circuit
new file mode 100644 (file)
index 0000000..84af594
--- /dev/null
+++ b/electronics/batteries/low-voltage-shutdown4.circuit
@@ -0,0 +1,68 @@
+$ 1 5.0E-6 10.20027730826997 50 5.0 50
+w 304 448 384 448 0
+w 384 448 464 448 0
+f 304 272 368 272 1 1.5
+x 190 436 227 442 0 24 ON
+x 531 442 578 448 0 24 OFF
+w 368 192 304 192 0
+w 304 192 240 192 0
+w 240 192 112 192 0
+172 112 192 48 192 0 6 15.0 35.0 -5.0 0.0 0.5 input voltage
+x 63 46 805 52 0 23 Low voltage cutoff with on/off switch and overcurrent protection
+x 393 270 515 276 0 24 P-MOSFET
+x 62 97 470 101 0 16 + Built-in switch buttons and optional indicator LED
+x 612 343 652 346 0 10 50-500k
+x 613 357 659 360 0 10 multiturn
+x 358 244 364 247 0 10 S
+x 362 303 370 306 0 10 D
+w 368 288 560 288 0
+w 688 288 768 288 0
+w 368 256 368 192 0
+w 304 448 240 448 0
+x 63 115 699 119 0 16 + Short circuit protection (short circuit causes voltage drop that triggers cutoff)
+x 63 133 595 137 0 16 + Reverse voltage protection (unless you use MOSFET with diode!)
+w 608 288 688 288 0
+w 560 288 576 288 0
+174 624 192 560 192 0 500000.0 0.5 reconnect hysteresis
+w 592 208 592 240 0
+x 580 175 604 178 0 10 500k
+x 613 175 779 179 0 16 reconnect hysteresis
+x 612 375 659 379 0 16 cutoff
+w 624 192 624 272 0
+w 592 240 592 272 0
+w 528 192 384 192 0
+x 654 197 730 201 0 16 (optional)
+x 68 503 752 507 0 16 If you want automatic reconnect with hysteresis, just add another pot across MOSFET
+x 67 523 815 527 0 16 and connect cutoff pot to it's wiper instead of + rail (as illustrated). This overrides OFF switch.
+x 62 150 588 154 0 16 + Possibility to add automatic reconnect with hysteresis if needed
+x 62 79 748 83 0 16 + Only 5 components for basic setup!!! (without OFF button, LED and auto reconnect)
+r 304 272 304 192 0 100000.0
+w 304 320 304 272 0
+w 576 288 592 288 0
+w 592 288 608 288 0
+w 560 192 528 192 0
+w 304 320 240 320 0
+174 592 336 560 368 0 500000.0 0.5 cutoff voltage
+w 592 336 592 288 0
+w 592 368 592 448 0
+s 512 352 512 448 0 1 true
+w 592 448 512 448 0
+w 512 448 464 448 0
+r 688 288 688 368 0 3600.0
+162 688 368 688 448 1 2.1024259 1.0 0.0 0.0
+w 688 448 768 448 0
+w 688 448 592 448 0
+w 240 448 112 448 0
+g 112 448 64 448 0
+s 240 352 240 448 0 1 true
+w 240 320 240 352 0
+f 368 384 304 384 0 1.5
+w 304 368 304 320 0
+w 304 400 304 448 0
+w 368 384 512 352 0
+r 768 288 768 448 0 10.0
+w 560 352 512 352 0
+x 343 422 469 428 0 24 N-MOSFET
+o 7 64 0 289 10.0 1.6 0 -1
+o 2 64 0 35 20.0 1.6 1 -1
+o 60 64 0 35 10.0 9.765625E-5 2 -1

diff --git a/electronics/batteries/low-voltage-shutdown4.png b/electronics/batteries/low-voltage-shutdown4.png
new file mode 100644 (file)
index 0000000..8e76c12
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