Digital Bolt-On: 7401 Digital Decoupling - Philips LC9.2A Service Manual

Circuit Diagrams and PWB Layouts

Digital Bolt-On: 7401 Digital Decoupling

5
7401 Digital Decoupling
D3.3V_BCM740X
+ +
EC36 EC36 C228 C228 C229 C229 C230 C230 C231 C231
D
33u/25V 33u/25V 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u
10u/10V/08 10u/10V/08
D2.6V_BCM740X
+ +
EC37 EC37 C241 C241 C242 C242 C243 C243 C244 C244
33u/25V 33u/25V 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u
10u/10V/08 10u/10V/08
D1.2V_BCM740X
+ + + +
EC38 EC38 EC39 EC39 C254 C254 C255 C255 C256 C256
33u/25V 33u/25V 33u/25V 33u/25V 0.1u 0.1u
22u/6.3V/08 22u/6.3V/08 22u/6.3V/08 22u/6.3V/08
C
D1.2V_BCM740X
U1-18 U1-18
BCM7402 BCM7402
B
A
5
LC9.2A LA 10.
4
C232 C232 C233 C233 C234 C234 C235 C235 C236 C236 C237 C237
0.1u 0.1u 0.01u 0.01u 0.01u 0.01u 0.01u 0.01u 0.01u 0.01u 1n 1n
C245 C245 C246 C246 C247 C247 C248 C248 C249 C249 C250 C250
0.1u 0.1u 0.01u 0.01u 0.01u 0.01u 0.01u 0.01u 0.01u 0.01u 1n 1n
C257 C257 C258 C258 C259 C259 C260 C260 C261 C261 C262 C262
0.1u 0.1u 0.1u 0.1u 0.1u 0.1u 0.01u 0.01u 0.01u 0.01u 0.01u 0.01u
4
EN 96
3
D3.3V_BCM740X
C238 C238 C239 C239 C240 C240
1n 1n 1n 1n 1n 1n
D2.6V_BCM740X
C251 C251 C252 C252 C253 C253
1n 1n 1n 1n 1n 1n
D1.2V_BCM740X
C263 C263 C264 C264 C265 C265 C266 C266 C267 C267
0.01u 0.01u 1n 1n 1n 1n 1n 1n 1n 1n
D2.6V_BCM740X
3
2010-Jul-01
2
HS1 HS1
1
2
*HEAT SINK *HEAT SINK
D3.3V_BCM740X
2
18610_510_090605.eps
1
D
C
B
A
1
090605