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| 1 | +EESchema Schematic File Version 4 |
| 2 | +LIBS:SmallKat v2-cache |
| 3 | +EELAYER 30 0 |
| 4 | +EELAYER END |
| 5 | +$Descr A4 11693 8268 |
| 6 | +encoding utf-8 |
| 7 | +Sheet 3 8 |
| 8 | +Title "" |
| 9 | +Date "" |
| 10 | +Rev "" |
| 11 | +Comp "" |
| 12 | +Comment1 "" |
| 13 | +Comment2 "" |
| 14 | +Comment3 "" |
| 15 | +Comment4 "" |
| 16 | +$EndDescr |
| 17 | +$Comp |
| 18 | +L Device:C C? |
| 19 | +U 1 1 5DAB203D |
| 20 | +P 5900 2850 |
| 21 | +AR Path="/5DAB203D" Ref="C?" Part="1" |
| 22 | +AR Path="/5DAA9390/5DAAD545/5DAB203D" Ref="C6" Part="1" |
| 23 | +F 0 "C6" V 5648 2850 50 0000 C CNN |
| 24 | +F 1 "0.1uF" V 5739 2850 50 0000 C CNN |
| 25 | +F 2 "Capacitor_SMD:C_0402_1005Metric" H 5938 2700 50 0001 C CNN |
| 26 | +F 3 "~" H 5900 2850 50 0001 C CNN |
| 27 | + 1 5900 2850 |
| 28 | + 0 1 1 0 |
| 29 | +$EndComp |
| 30 | +Wire Wire Line |
| 31 | + 5350 3150 5750 3150 |
| 32 | +Wire Wire Line |
| 33 | + 5750 3150 5750 2850 |
| 34 | +Wire Wire Line |
| 35 | + 6050 2850 6450 2850 |
| 36 | +Wire Wire Line |
| 37 | + 6450 2850 6450 3050 |
| 38 | +Wire Wire Line |
| 39 | + 6450 3150 6550 3150 |
| 40 | +$Comp |
| 41 | +L Device:R R? |
| 42 | +U 1 1 5DAB2048 |
| 43 | +P 6700 3150 |
| 44 | +AR Path="/5DAB2048" Ref="R?" Part="1" |
| 45 | +AR Path="/5DAA9390/5DAAD545/5DAB2048" Ref="R10" Part="1" |
| 46 | +F 0 "R10" V 6700 3150 50 0000 C CNN |
| 47 | +F 1 "10K" V 6584 3150 50 0000 C CNN |
| 48 | +F 2 "Resistor_SMD:R_0402_1005Metric" V 6630 3150 50 0001 C CNN |
| 49 | +F 3 "~" H 6700 3150 50 0001 C CNN |
| 50 | + 1 6700 3150 |
| 51 | + 0 1 1 0 |
| 52 | +$EndComp |
| 53 | +$Comp |
| 54 | +L Device:R R? |
| 55 | +U 1 1 5DAB204E |
| 56 | +P 6600 3250 |
| 57 | +AR Path="/5DAB204E" Ref="R?" Part="1" |
| 58 | +AR Path="/5DAA9390/5DAAD545/5DAB204E" Ref="R9" Part="1" |
| 59 | +F 0 "R9" V 6600 3250 50 0000 C CNN |
| 60 | +F 1 "33.2K" V 6700 3450 50 0000 C CNN |
| 61 | +F 2 "Resistor_SMD:R_0402_1005Metric" V 6530 3250 50 0001 C CNN |
| 62 | +F 3 "~" H 6600 3250 50 0001 C CNN |
| 63 | + 1 6600 3250 |
| 64 | + 0 1 1 0 |
| 65 | +$EndComp |
| 66 | +$Comp |
| 67 | +L Device:R R? |
| 68 | +U 1 1 5DAB2054 |
| 69 | +P 6450 3400 |
| 70 | +AR Path="/5DAB2054" Ref="R?" Part="1" |
| 71 | +AR Path="/5DAA9390/5DAAD545/5DAB2054" Ref="R8" Part="1" |
| 72 | +F 0 "R8" V 6450 3450 50 0000 R CNN |
| 73 | +F 1 "10K" H 6380 3445 50 0000 R CNN |
| 74 | +F 2 "Resistor_SMD:R_0402_1005Metric" V 6380 3400 50 0001 C CNN |
| 75 | +F 3 "~" H 6450 3400 50 0001 C CNN |
| 76 | + 1 6450 3400 |
| 77 | + -1 0 0 1 |
| 78 | +$EndComp |
| 79 | +$Comp |
| 80 | +L power:GND #PWR? |
| 81 | +U 1 1 5DAB205A |
| 82 | +P 6450 3550 |
| 83 | +AR Path="/5DAB205A" Ref="#PWR?" Part="1" |
| 84 | +AR Path="/5DAA9390/5DAAD545/5DAB205A" Ref="#PWR0133" Part="1" |
| 85 | +F 0 "#PWR0133" H 6450 3300 50 0001 C CNN |
| 86 | +F 1 "GND" H 6455 3377 50 0000 C CNN |
| 87 | +F 2 "" H 6450 3550 50 0001 C CNN |
| 88 | +F 3 "" H 6450 3550 50 0001 C CNN |
| 89 | + 1 6450 3550 |
| 90 | + 1 0 0 -1 |
| 91 | +$EndComp |
| 92 | +$Comp |
| 93 | +L power:+3.3V #PWR? |
| 94 | +U 1 1 5DAB2060 |
| 95 | +P 6750 3250 |
| 96 | +AR Path="/5DAB2060" Ref="#PWR?" Part="1" |
| 97 | +AR Path="/5DAA9390/5DAAD545/5DAB2060" Ref="#PWR0134" Part="1" |
| 98 | +F 0 "#PWR0134" H 6750 3100 50 0001 C CNN |
| 99 | +F 1 "+3.3V" V 6765 3378 50 0000 L CNN |
| 100 | +F 2 "" H 6750 3250 50 0001 C CNN |
| 101 | +F 3 "" H 6750 3250 50 0001 C CNN |
| 102 | + 1 6750 3250 |
| 103 | + 0 1 1 0 |
| 104 | +$EndComp |
| 105 | +$Comp |
| 106 | +L TPS562201DDCR:TPS562201DDCR IC? |
| 107 | +U 1 1 5DAB2074 |
| 108 | +P 5350 3050 |
| 109 | +AR Path="/5DAB2074" Ref="IC?" Part="1" |
| 110 | +AR Path="/5DAA9390/5DAAD545/5DAB2074" Ref="IC1" Part="1" |
| 111 | +F 0 "IC1" H 5900 2800 50 0000 C CNN |
| 112 | +F 1 "TPS562201DDCR" H 5900 2650 50 0000 C CNN |
| 113 | +F 2 "TPS562201DDCR:SOT95P280X110-6N" H 6300 3150 50 0001 L CNN |
| 114 | +F 3 "http://www.ti.com/lit/gpn/tps562201" H 6300 3050 50 0001 L CNN |
| 115 | +F 4 "4.5V to 17V Input, 2A Output, Synchronous Step-Down Converter" H 6300 2950 50 0001 L CNN "Description" |
| 116 | +F 5 "1.1" H 6300 2850 50 0001 L CNN "Height" |
| 117 | +F 6 "Texas Instruments" H 6300 2750 50 0001 L CNN "Manufacturer_Name" |
| 118 | +F 7 "TPS562201DDCR" H 6300 2650 50 0001 L CNN "Manufacturer_Part_Number" |
| 119 | +F 8 "595-TPS562201DDCR" H 6300 2550 50 0001 L CNN "Mouser Part Number" |
| 120 | +F 9 "https://www.mouser.com/Search/Refine.aspx?Keyword=595-TPS562201DDCR" H 6300 2450 50 0001 L CNN "Mouser Price/Stock" |
| 121 | +F 10 "" H 6300 2350 50 0001 L CNN "RS Part Number" |
| 122 | +F 11 "" H 6300 2250 50 0001 L CNN "RS Price/Stock" |
| 123 | + 1 5350 3050 |
| 124 | + 1 0 0 -1 |
| 125 | +$EndComp |
| 126 | +Connection ~ 6450 3250 |
| 127 | +$Comp |
| 128 | +L Device:C C? |
| 129 | +U 1 1 5DAB207B |
| 130 | +P 4700 3600 |
| 131 | +AR Path="/5DAB207B" Ref="C?" Part="1" |
| 132 | +AR Path="/5DAA9390/5DAAD545/5DAB207B" Ref="C4" Part="1" |
| 133 | +F 0 "C4" H 4815 3646 50 0000 L CNN |
| 134 | +F 1 "0.1uF" H 4750 3500 50 0000 L CNN |
| 135 | +F 2 "Capacitor_SMD:C_0402_1005Metric" H 4738 3450 50 0001 C CNN |
| 136 | +F 3 "~" H 4700 3600 50 0001 C CNN |
| 137 | + 1 4700 3600 |
| 138 | + 1 0 0 -1 |
| 139 | +$EndComp |
| 140 | +$Comp |
| 141 | +L Device:C C? |
| 142 | +U 1 1 5DAB2081 |
| 143 | +P 4350 3600 |
| 144 | +AR Path="/5DAB2081" Ref="C?" Part="1" |
| 145 | +AR Path="/5DAA9390/5DAAD545/5DAB2081" Ref="C2" Part="1" |
| 146 | +F 0 "C2" H 4465 3646 50 0000 L CNN |
| 147 | +F 1 "10uF" H 4450 3500 50 0000 L CNN |
| 148 | +F 2 "Capacitor_SMD:C_0805_2012Metric" H 4388 3450 50 0001 C CNN |
| 149 | +F 3 "~" H 4350 3600 50 0001 C CNN |
| 150 | + 1 4350 3600 |
| 151 | + 1 0 0 -1 |
| 152 | +$EndComp |
| 153 | +$Comp |
| 154 | +L Device:C C? |
| 155 | +U 1 1 5DAB2087 |
| 156 | +P 4000 3600 |
| 157 | +AR Path="/5DAB2087" Ref="C?" Part="1" |
| 158 | +AR Path="/5DAA9390/5DAAD545/5DAB2087" Ref="C1" Part="1" |
| 159 | +F 0 "C1" H 4115 3646 50 0000 L CNN |
| 160 | +F 1 "10uF" H 4050 3500 50 0000 L CNN |
| 161 | +F 2 "Capacitor_SMD:C_0805_2012Metric" H 4038 3450 50 0001 C CNN |
| 162 | +F 3 "~" H 4000 3600 50 0001 C CNN |
| 163 | + 1 4000 3600 |
| 164 | + 1 0 0 -1 |
| 165 | +$EndComp |
| 166 | +Wire Wire Line |
| 167 | + 4000 3750 4350 3750 |
| 168 | +Connection ~ 4350 3750 |
| 169 | +Wire Wire Line |
| 170 | + 4350 3750 4700 3750 |
| 171 | +Connection ~ 4700 3750 |
| 172 | +Wire Wire Line |
| 173 | + 4700 3750 5350 3750 |
| 174 | +$Comp |
| 175 | +L Device:L L? |
| 176 | +U 1 1 5DAB2092 |
| 177 | +P 5200 3150 |
| 178 | +AR Path="/5DAB2092" Ref="L?" Part="1" |
| 179 | +AR Path="/5DAA9390/5DAAD545/5DAB2092" Ref="L1" Part="1" |
| 180 | +F 0 "L1" V 5050 3150 50 0000 C CNN |
| 181 | +F 1 "4.7uH" V 5150 3150 50 0000 C CNN |
| 182 | +F 2 "Inductor_SMD:L_0805_2012Metric" H 5200 3150 50 0001 C CNN |
| 183 | +F 3 "~" H 5200 3150 50 0001 C CNN |
| 184 | + 1 5200 3150 |
| 185 | + 0 -1 -1 0 |
| 186 | +$EndComp |
| 187 | +Connection ~ 5350 3150 |
| 188 | +Wire Wire Line |
| 189 | + 5350 3250 5350 3750 |
| 190 | +$Comp |
| 191 | +L Device:C C? |
| 192 | +U 1 1 5DAB209A |
| 193 | +P 4800 3300 |
| 194 | +AR Path="/5DAB209A" Ref="C?" Part="1" |
| 195 | +AR Path="/5DAA9390/5DAAD545/5DAB209A" Ref="C5" Part="1" |
| 196 | +F 0 "C5" H 4915 3346 50 0000 L CNN |
| 197 | +F 1 "22uF" H 4850 3200 50 0000 L CNN |
| 198 | +F 2 "Capacitor_SMD:C_0805_2012Metric" H 4838 3150 50 0001 C CNN |
| 199 | +F 3 "~" H 4800 3300 50 0001 C CNN |
| 200 | + 1 4800 3300 |
| 201 | + 1 0 0 -1 |
| 202 | +$EndComp |
| 203 | +$Comp |
| 204 | +L Device:C C? |
| 205 | +U 1 1 5DAB20A0 |
| 206 | +P 4500 3300 |
| 207 | +AR Path="/5DAB20A0" Ref="C?" Part="1" |
| 208 | +AR Path="/5DAA9390/5DAAD545/5DAB20A0" Ref="C3" Part="1" |
| 209 | +F 0 "C3" H 4615 3346 50 0000 L CNN |
| 210 | +F 1 "22uF" H 4550 3200 50 0000 L CNN |
| 211 | +F 2 "Capacitor_SMD:C_0805_2012Metric" H 4538 3150 50 0001 C CNN |
| 212 | +F 3 "~" H 4500 3300 50 0001 C CNN |
| 213 | + 1 4500 3300 |
| 214 | + 1 0 0 -1 |
| 215 | +$EndComp |
| 216 | +Wire Wire Line |
| 217 | + 4150 3150 4500 3150 |
| 218 | +Connection ~ 4500 3150 |
| 219 | +Wire Wire Line |
| 220 | + 4500 3150 4800 3150 |
| 221 | +Connection ~ 4800 3150 |
| 222 | +Wire Wire Line |
| 223 | + 4800 3150 5050 3150 |
| 224 | +Connection ~ 4350 3450 |
| 225 | +Wire Wire Line |
| 226 | + 4350 3450 4500 3450 |
| 227 | +Connection ~ 4500 3450 |
| 228 | +Wire Wire Line |
| 229 | + 4500 3450 4700 3450 |
| 230 | +Connection ~ 4700 3450 |
| 231 | +Wire Wire Line |
| 232 | + 4700 3450 4800 3450 |
| 233 | +$Comp |
| 234 | +L power:GND #PWR? |
| 235 | +U 1 1 5DAB20B8 |
| 236 | +P 4000 3450 |
| 237 | +AR Path="/5DAB20B8" Ref="#PWR?" Part="1" |
| 238 | +AR Path="/5DAA9390/5DAAD545/5DAB20B8" Ref="#PWR0135" Part="1" |
| 239 | +F 0 "#PWR0135" H 4000 3200 50 0001 C CNN |
| 240 | +F 1 "GND" V 4005 3322 50 0000 R CNN |
| 241 | +F 2 "" H 4000 3450 50 0001 C CNN |
| 242 | +F 3 "" H 4000 3450 50 0001 C CNN |
| 243 | + 1 4000 3450 |
| 244 | + 0 1 1 0 |
| 245 | +$EndComp |
| 246 | +Connection ~ 4000 3450 |
| 247 | +$Comp |
| 248 | +L power:+3.3V #PWR? |
| 249 | +U 1 1 5DAB20BF |
| 250 | +P 4150 3150 |
| 251 | +AR Path="/5DAB20BF" Ref="#PWR?" Part="1" |
| 252 | +AR Path="/5DAA9390/5DAAD545/5DAB20BF" Ref="#PWR0136" Part="1" |
| 253 | +F 0 "#PWR0136" H 4150 3000 50 0001 C CNN |
| 254 | +F 1 "+3.3V" V 4165 3278 50 0000 L CNN |
| 255 | +F 2 "" H 4150 3150 50 0001 C CNN |
| 256 | +F 3 "" H 4150 3150 50 0001 C CNN |
| 257 | + 1 4150 3150 |
| 258 | + 0 -1 -1 0 |
| 259 | +$EndComp |
| 260 | +$Comp |
| 261 | +L power:GND #PWR? |
| 262 | +U 1 1 5DAB20C5 |
| 263 | +P 5350 3050 |
| 264 | +AR Path="/5DAB20C5" Ref="#PWR?" Part="1" |
| 265 | +AR Path="/5DAA9390/5DAAD545/5DAB20C5" Ref="#PWR0137" Part="1" |
| 266 | +F 0 "#PWR0137" H 5350 2800 50 0001 C CNN |
| 267 | +F 1 "GND" V 5355 2922 50 0000 R CNN |
| 268 | +F 2 "" H 5350 3050 50 0001 C CNN |
| 269 | +F 3 "" H 5350 3050 50 0001 C CNN |
| 270 | + 1 5350 3050 |
| 271 | + 0 1 1 0 |
| 272 | +$EndComp |
| 273 | +Wire Wire Line |
| 274 | + 4000 3450 4350 3450 |
| 275 | +$Comp |
| 276 | +L Device:R R? |
| 277 | +U 1 1 5DB75BB1 |
| 278 | +P 2400 3350 |
| 279 | +AR Path="/5DAA9390/5DAC8B3A/5DB75BB1" Ref="R?" Part="1" |
| 280 | +AR Path="/5DAA9390/5DAAD545/5DB75BB1" Ref="R7" Part="1" |
| 281 | +F 0 "R7" V 2400 3300 50 0000 L CNN |
| 282 | +F 1 "330R" H 2470 3305 50 0000 L CNN |
| 283 | +F 2 "Resistor_SMD:R_0402_1005Metric" V 2330 3350 50 0001 C CNN |
| 284 | +F 3 "~" H 2400 3350 50 0001 C CNN |
| 285 | + 1 2400 3350 |
| 286 | + 1 0 0 -1 |
| 287 | +$EndComp |
| 288 | +$Comp |
| 289 | +L Device:LED D? |
| 290 | +U 1 1 5DB75BB7 |
| 291 | +P 2400 3650 |
| 292 | +AR Path="/5DAA9390/5DAC8B3A/5DB75BB7" Ref="D?" Part="1" |
| 293 | +AR Path="/5DAA9390/5DAAD545/5DB75BB7" Ref="D3" Part="1" |
| 294 | +F 0 "D3" V 2439 3533 50 0000 R CNN |
| 295 | +F 1 "LED" V 2348 3533 50 0000 R CNN |
| 296 | +F 2 "LED_SMD:LED_0603_1608Metric" H 2400 3650 50 0001 C CNN |
| 297 | +F 3 "~" H 2400 3650 50 0001 C CNN |
| 298 | + 1 2400 3650 |
| 299 | + 0 -1 -1 0 |
| 300 | +$EndComp |
| 301 | +$Comp |
| 302 | +L power:GND #PWR? |
| 303 | +U 1 1 5DB75BBD |
| 304 | +P 2400 3800 |
| 305 | +AR Path="/5DAA9390/5DAC8B3A/5DB75BBD" Ref="#PWR?" Part="1" |
| 306 | +AR Path="/5DAA9390/5DAAD545/5DB75BBD" Ref="#PWR0138" Part="1" |
| 307 | +F 0 "#PWR0138" H 2400 3550 50 0001 C CNN |
| 308 | +F 1 "GND" H 2405 3627 50 0000 C CNN |
| 309 | +F 2 "" H 2400 3800 50 0001 C CNN |
| 310 | +F 3 "" H 2400 3800 50 0001 C CNN |
| 311 | + 1 2400 3800 |
| 312 | + 1 0 0 -1 |
| 313 | +$EndComp |
| 314 | +$Comp |
| 315 | +L power:+3.3V #PWR? |
| 316 | +U 1 1 5DB75DC3 |
| 317 | +P 2400 3200 |
| 318 | +AR Path="/5DB75DC3" Ref="#PWR?" Part="1" |
| 319 | +AR Path="/5DAA9390/5DAAD545/5DB75DC3" Ref="#PWR0139" Part="1" |
| 320 | +F 0 "#PWR0139" H 2400 3050 50 0001 C CNN |
| 321 | +F 1 "+3.3V" V 2415 3328 50 0000 L CNN |
| 322 | +F 2 "" H 2400 3200 50 0001 C CNN |
| 323 | +F 3 "" H 2400 3200 50 0001 C CNN |
| 324 | + 1 2400 3200 |
| 325 | + 1 0 0 -1 |
| 326 | +$EndComp |
| 327 | +$Comp |
| 328 | +L power:+BATT #PWR0140 |
| 329 | +U 1 1 5DB77012 |
| 330 | +P 6850 3150 |
| 331 | +F 0 "#PWR0140" H 6850 3000 50 0001 C CNN |
| 332 | +F 1 "+BATT" V 6865 3278 50 0000 L CNN |
| 333 | +F 2 "" H 6850 3150 50 0001 C CNN |
| 334 | +F 3 "" H 6850 3150 50 0001 C CNN |
| 335 | + 1 6850 3150 |
| 336 | + 0 1 1 0 |
| 337 | +$EndComp |
| 338 | +$Comp |
| 339 | +L power:+BATT #PWR0141 |
| 340 | +U 1 1 5DB7739F |
| 341 | +P 4000 3750 |
| 342 | +F 0 "#PWR0141" H 4000 3600 50 0001 C CNN |
| 343 | +F 1 "+BATT" V 4015 3877 50 0000 L CNN |
| 344 | +F 2 "" H 4000 3750 50 0001 C CNN |
| 345 | +F 3 "" H 4000 3750 50 0001 C CNN |
| 346 | + 1 4000 3750 |
| 347 | + 0 -1 -1 0 |
| 348 | +$EndComp |
| 349 | +Connection ~ 4000 3750 |
| 350 | +$Comp |
| 351 | +L power:+3.3V #PWR0242 |
| 352 | +U 1 1 5DAC3080 |
| 353 | +P 8550 3100 |
| 354 | +F 0 "#PWR0242" H 8550 2950 50 0001 C CNN |
| 355 | +F 1 "+3.3V" H 8565 3273 50 0000 C CNN |
| 356 | +F 2 "" H 8550 3100 50 0001 C CNN |
| 357 | +F 3 "" H 8550 3100 50 0001 C CNN |
| 358 | + 1 8550 3100 |
| 359 | + -1 0 0 1 |
| 360 | +$EndComp |
| 361 | +$Comp |
| 362 | +L Connector:TestPoint TP5 |
| 363 | +U 1 1 5DAC3463 |
| 364 | +P 8550 3100 |
| 365 | +F 0 "TP5" H 8608 3218 50 0000 L CNN |
| 366 | +F 1 "TestPoint" H 8608 3127 50 0000 L CNN |
| 367 | +F 2 "TestPoint:TestPoint_Pad_D2.5mm" H 8750 3100 50 0001 C CNN |
| 368 | +F 3 "~" H 8750 3100 50 0001 C CNN |
| 369 | + 1 8550 3100 |
| 370 | + 1 0 0 -1 |
| 371 | +$EndComp |
| 372 | +$EndSCHEMATC |
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