Talk:Regulators: Difference between revisions

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====D35653 0S25====
Next to NOR, on top of the board JSD-001, responsible of the NOR VCC
{| border="1" cellspacing="0" cellpadding="5" border="#999" class="wikitable" style="border:1px solid #999; border-collapse: collapse;"
|- bgcolor="#cccccc"
! Pin !! Signal !! Description
|-
| 1 || V_OUT <!-- not official name --> || capacitor and 180 ohm resistor to ground... then to 4 sinkholes and at the other side NOR VCC 3.3v (testpoint)
|-
| 2 || GROUND ||
|-
| 3 || GROUND ||
|-
| 4 || ? || capacitor to ground
|-
| 5 || ? || Dissapears in a sinkhole and emerges near syscon, connected to SWx-x pin 50
|-
| 6 || GROUND ||
|-
| 7 || GROUND ||
|-{{cellcolors|red}}
| 8 || V_IN_1 <!-- not official name --> || to BD3527 0A95 pin 11, to BD3525 0938 pin 11
|-
|}
====BD3525====
{| border="1" cellspacing="0" cellpadding="5" border="#999" class="wikitable" style="border:1px solid #999; border-collapse: collapse;"
|- bgcolor="#cccccc"
! Pin !! Signal !! Description
|-
| 1 || ? || to 4 sinkholes... at the other side to electrolitic capacitor 2.5v 330
|-
| 2 || ? || tied to pin 1
|-
| 3 || ? || tied to pin 1
|-
| 4 || ? || tied to pin 1
|-
| 5 || ? || tied to pin 1
|-
| 6 || ? || tied to pin 1
|-
| 7 || ? || diode to ground, and capacitor to ground, and diode to 55.8 ohm resistor to pin 1 <!--weird, i dont get it -->
|-
| 8 || ? || capacitor to ground
|-
| 9 || GROUND ||
|-
| 10 || GROUND ||
|-{{cellcolors|red}}
| 11 || V_IN_1 <!-- not official name --> || to D35653 0S25 pin 8, to BD3527 0A95 pin 11
|-
| 12 || ? || 46Kohm resistor to ground, and a trace that dissapears in a sinkhole and emerges near syscon, connected to SWx-x pin 52
|-
| 13 || ? ||
|-{{cellcolors|orange}}
| 14 || V_IN_2 <!-- not official name --> || 0.400mf capacitor to ground, to 4 sinkholes connected to BD3527 (near usb) pins 14 up to 20 and BD3527 (near flash) pins 14 up to 20
|-{{cellcolors|orange}}
| 15 || V_IN_2 <!-- not official name --> || tied to pin 14
|-{{cellcolors|orange}}
| 16 || V_IN_2 <!-- not official name --> || tied to pin 14
|-{{cellcolors|orange}}
| 17 || V_IN_2 <!-- not official name --> || tied to pin 14
|-{{cellcolors|orange}}
| 18 || V_IN_2 <!-- not official name --> || tied to pin 14
|-{{cellcolors|orange}}
| 19 || V_IN_2 <!-- not official name --> || tied to pin 14
|-{{cellcolors|orange}}
| 20 || V_IN_2 <!-- not official name --> || tied to pin 14
|-
|}
====BD3527====
There are 2 BD3527 on JSD-001 motherboard, one near flash and the other near usb connectors
'''near flash'''
{| border="1" cellspacing="0" cellpadding="5" border="#999" class="wikitable" style="border:1px solid #999; border-collapse: collapse;"
|- bgcolor="#cccccc"
! Pin !! Signal !! Description
|-
| 1 || ? || to 3 smd components to gnd, to electrolitic capacitor 2.5v 330, to 3 sinkholes with a testpoint at the other side
|-
| 2 || ? || tied to pin 1
|-
| 3 || ? || tied to pin 1
|-
| 4 || ? || tied to pin 1
|-
| 5 || ? || tied to pin 1
|-
| 6 || ? || tied to pin 1
|-
| 7 || ? || capacitor and 1600 ohm resistor to pin 1
|-
| 8 || ? || diode ? to ground
|-
| 9 || GROUND ||
|-
| 10 || GROUND ||
|-{{cellcolors|red}}
| 11 || V_IN_1 <!-- not official name --> || to D35653 0S25 pin 8, to BD3525 0938 pin 11
|-
| 12 || ? || dissapears in a sinkhole (resistor 23Kohm to ground in the other side) and emerges near syscon, connected to SWx-x pin 95
|-
| 13 || ? || dissapears in a sinkhole (capacitor 915nf to ground in the other side)
|-{{cellcolors|orange}}
| 14 || V_IN_2 <!-- not official name --> || to 3 sinkholes missing at the other side, to 4 sinkholes connected to BD3525 pins 14 up to 20
|-{{cellcolors|orange}}
| 15 || V_IN_2 <!-- not official name --> || tied to pin 14
|-{{cellcolors|orange}}
| 16 || V_IN_2 <!-- not official name --> || tied to pin 14
|-{{cellcolors|orange}}
| 17 || V_IN_2 <!-- not official name --> || tied to pin 14
|-{{cellcolors|orange}}
| 18 || V_IN_2 <!-- not official name --> || tied to pin 14
|-{{cellcolors|orange}}
| 19 || V_IN_2 <!-- not official name --> || tied to pin 14
|-{{cellcolors|orange}}
| 20 || V_IN_2 <!-- not official name --> || tied to pin 14
|-
|}
'''near usb'''
{| border="1" cellspacing="0" cellpadding="5" border="#999" class="wikitable" style="border:1px solid #999; border-collapse: collapse;"
|- bgcolor="#cccccc"
! Pin !! Signal !! Description
|-
| 1 || ? || 88 ohm resistor to ground, to a testpoint, to 4 sinkholes and to the other side to electrolitic capacitor 2.5v 330 (very close to a ram chip)
|-
| 2 || ? || tied to pin 1
|-
| 3 || ? || tied to pin 1
|-
| 4 || ? || tied to pin 1
|-
| 5 || ? || tied to pin 1
|-
| 6 || ? || tied to pin 1
|-
| 7 || ? || capacitor and 1600 ohm resistor to pin 1
|-
| 8 || ? || diode ? to ground
|-
| 9 || GROUND ||
|-
| 10 || GROUND ||
|-{{cellcolors|red}}
| 11 || V_IN_1 <!-- not official name --> || to D35653 0S25 pin 8, to BD3525 0938 pin 11
|-
| 12 || ? || 42k ohm resistor to ground, and to a sinkhole that dissapears in the other side and emerges near syscon, connected to SWx-x pin 92
|-
| 13 || ? || 1000nf capacitor to ground
|-{{cellcolors|orange}}
| 14 || V_IN_2 <!-- not official name --> || capacitor to ground, to 4 sinkholes missing in the other side, connected to BD3525 pins 14 up to 20
|-{{cellcolors|orange}}
| 15 || V_IN_2 <!-- not official name --> || tied to pin 14
|-{{cellcolors|orange}}
| 16 || V_IN_2 <!-- not official name --> || tied to pin 14
|-{{cellcolors|orange}}
| 17 || V_IN_2 <!-- not official name --> || tied to pin 14
|-{{cellcolors|orange}}
| 18 || V_IN_2 <!-- not official name --> || tied to pin 14
|-{{cellcolors|orange}}
| 19 || V_IN_2 <!-- not official name --> || tied to pin 14
|-{{cellcolors|orange}}
| 20 || V_IN_2 <!-- not official name --> || tied to pin 14
|-
|}
==== BD9684 0906 ====
{| border="1" cellspacing="0" cellpadding="5" border="#999" class="wikitable" style="border:1px solid #999; border-collapse: collapse;"
|- bgcolor="#cccccc"
! Pin !! Signal !! Description
|-
| 1 || ? || sealed coil... then to 8 sinkholes... to BD controller, etc...
|-
| 2 || ? || dissapears under package
|-{{cellcolors|red}}
| 3 || V_? <!-- not official name --> || <!-- connected to the common rail with the previous ones --> 0.400mf capacitor to ground... then to 4 sinkholes... at the other side conneced to fuse/thermistor TH7601
|-
| 4 || ? || to a sinkhole... at the other side 3.3K resistor to ground, then connected to pins 2 and 3 of a dual transistor (base of TR1, and collector of TR2)
|-
| 5 || GROUND ||
|-
| 6 || GROUND ||
|-
| 7 || || dissapears under package
|-{{cellcolors|red}}
| 8 || V_? <!-- not official name --> || 0.400mf capacitor to ground... then to the same 4 sinkholes of pin 3
|-
| 9 || ? || dissapears under package
|-
| 10 || ? || sealed coil... then tied to pin 11
|-
| 11 || ? || to 6 sinkholes... at the other side to unpopulated service connector... etc...
|-
| 12 || ? || tied to pin 13... capacitor to ground, to a 4x-sinkhole... then to BD controller
|-
| 13 || ? || tied to pin 12... capacitor to ground, to a 4x-sinkhole... then to BD controller
|-
| 14 || GROUND ||
|-
| 15 || ? || to a sinkhole... at the other side to BD controller
|-
| 16 || ? || dissapears under package
|-{{cellcolors|red}}
| 17 || V_? <!-- not official name --> || 0.400mf capacitor to ground... then to a sinkhole and tied to pin 3
|-
| 18 || ? || towards blu ray laser connector
|-
| 19 || ? || tied to pin 1
|-
| 20 || ? || to a sinkhole... then to pin 6 of the same dual transistor (collector of TR1)
|-
|}
*pin 5 of the dual transistor (base of TR2) is connected to a long trace that dies in a sinkhole and emerges under syscon, connected to SWx-x pin 42
*the emitter pins of the dual transistor (1 and 4) are connected to a common ground

Revision as of 18:04, 4 August 2015

JSD-001 motherboard

Mitsumi 463A (voltage regulator)

Mitsumi voltage regulator 463A
Seen on a JSD-001 motherboard
Pin Signal Description
1 5V_EVER From power supply 5v standby rail (pin 1 of connector CN101)
2 3.3V_EVER_B 3.3v_standby_rail_2
3 ? Goes under package to the black 100 ohm resistor at its right, and from there to syscon SWx-x pin 26
4 ? Goes under package to squared testpad/sinkhole at its right (not connected ?)
5 V ? To a capacitor, and from there to ground
6 ? To squared testpad/sinkhole at its top (not connected ?)
7 GND Ground
8 3.3V_EVER_A 3.3v_standby_rail_1

Mitsumi 348A (voltage regulator)

Mitsumi voltage regulator 348A
Seen on a JSD-001 motherboard
Pin Signal Description
1 ? Not connected ?
2 ? Connected to syscon SWx-x pin 119
3 GND Ground
4 ? output voltage rail 1 ?. Connected to pin 100 (and other 10 pins more) of HDMI controller. It has a testpad at the other side
5 ? output voltage rail 2 for A/V controller and optical ? (not tested). It has a testpad at the other side
6 GND Ground
7 ? Connected to syscon SWx-x pin 119
8 5V_EVER From power supply 5v standby rail (pin 1 of connector CN101)

Mitsumi 040 810X (close to RSX)

Pin Signal Description
1 ? connected to 4x sinkholes (it has a testpad at the other side)
2 ? hidden under package
3 GND Ground
4 ?
5 ? Connected to syscon SWx-x pin 75
6 ? hidden under package
7 ? hidden under package
8 ? connected to 2x sinkholes

D35653 0S25

Next to NOR, on top of the board JSD-001, responsible of the NOR VCC

Pin Signal Description
1 V_OUT capacitor and 180 ohm resistor to ground... then to 4 sinkholes and at the other side NOR VCC 3.3v (testpoint)
2 GROUND
3 GROUND
4 ? capacitor to ground
5 ? Dissapears in a sinkhole and emerges near syscon, connected to SWx-x pin 50
6 GROUND
7 GROUND
8 V_IN_1 to BD3527 0A95 pin 11, to BD3525 0938 pin 11

BD3525

Pin Signal Description
1 ? to 4 sinkholes... at the other side to electrolitic capacitor 2.5v 330
2 ? tied to pin 1
3 ? tied to pin 1
4 ? tied to pin 1
5 ? tied to pin 1
6 ? tied to pin 1
7 ? diode to ground, and capacitor to ground, and diode to 55.8 ohm resistor to pin 1
8 ? capacitor to ground
9 GROUND
10 GROUND
11 V_IN_1 to D35653 0S25 pin 8, to BD3527 0A95 pin 11
12 ? 46Kohm resistor to ground, and a trace that dissapears in a sinkhole and emerges near syscon, connected to SWx-x pin 52
13 ?
14 V_IN_2 0.400mf capacitor to ground, to 4 sinkholes connected to BD3527 (near usb) pins 14 up to 20 and BD3527 (near flash) pins 14 up to 20
15 V_IN_2 tied to pin 14
16 V_IN_2 tied to pin 14
17 V_IN_2 tied to pin 14
18 V_IN_2 tied to pin 14
19 V_IN_2 tied to pin 14
20 V_IN_2 tied to pin 14

BD3527

There are 2 BD3527 on JSD-001 motherboard, one near flash and the other near usb connectors

near flash

Pin Signal Description
1 ? to 3 smd components to gnd, to electrolitic capacitor 2.5v 330, to 3 sinkholes with a testpoint at the other side
2 ? tied to pin 1
3 ? tied to pin 1
4 ? tied to pin 1
5 ? tied to pin 1
6 ? tied to pin 1
7 ? capacitor and 1600 ohm resistor to pin 1
8 ? diode ? to ground
9 GROUND
10 GROUND
11 V_IN_1 to D35653 0S25 pin 8, to BD3525 0938 pin 11
12 ? dissapears in a sinkhole (resistor 23Kohm to ground in the other side) and emerges near syscon, connected to SWx-x pin 95
13 ? dissapears in a sinkhole (capacitor 915nf to ground in the other side)
14 V_IN_2 to 3 sinkholes missing at the other side, to 4 sinkholes connected to BD3525 pins 14 up to 20
15 V_IN_2 tied to pin 14
16 V_IN_2 tied to pin 14
17 V_IN_2 tied to pin 14
18 V_IN_2 tied to pin 14
19 V_IN_2 tied to pin 14
20 V_IN_2 tied to pin 14

near usb

Pin Signal Description
1 ? 88 ohm resistor to ground, to a testpoint, to 4 sinkholes and to the other side to electrolitic capacitor 2.5v 330 (very close to a ram chip)
2 ? tied to pin 1
3 ? tied to pin 1
4 ? tied to pin 1
5 ? tied to pin 1
6 ? tied to pin 1
7 ? capacitor and 1600 ohm resistor to pin 1
8 ? diode ? to ground
9 GROUND
10 GROUND
11 V_IN_1 to D35653 0S25 pin 8, to BD3525 0938 pin 11
12 ? 42k ohm resistor to ground, and to a sinkhole that dissapears in the other side and emerges near syscon, connected to SWx-x pin 92
13 ? 1000nf capacitor to ground
14 V_IN_2 capacitor to ground, to 4 sinkholes missing in the other side, connected to BD3525 pins 14 up to 20
15 V_IN_2 tied to pin 14
16 V_IN_2 tied to pin 14
17 V_IN_2 tied to pin 14
18 V_IN_2 tied to pin 14
19 V_IN_2 tied to pin 14
20 V_IN_2 tied to pin 14

BD9684 0906

Pin Signal Description
1 ? sealed coil... then to 8 sinkholes... to BD controller, etc...
2 ? dissapears under package
3 V_? 0.400mf capacitor to ground... then to 4 sinkholes... at the other side conneced to fuse/thermistor TH7601
4 ? to a sinkhole... at the other side 3.3K resistor to ground, then connected to pins 2 and 3 of a dual transistor (base of TR1, and collector of TR2)
5 GROUND
6 GROUND
7 dissapears under package
8 V_? 0.400mf capacitor to ground... then to the same 4 sinkholes of pin 3
9 ? dissapears under package
10 ? sealed coil... then tied to pin 11
11 ? to 6 sinkholes... at the other side to unpopulated service connector... etc...
12 ? tied to pin 13... capacitor to ground, to a 4x-sinkhole... then to BD controller
13 ? tied to pin 12... capacitor to ground, to a 4x-sinkhole... then to BD controller
14 GROUND
15 ? to a sinkhole... at the other side to BD controller
16 ? dissapears under package
17 V_? 0.400mf capacitor to ground... then to a sinkhole and tied to pin 3
18 ? towards blu ray laser connector
19 ? tied to pin 1
20 ? to a sinkhole... then to pin 6 of the same dual transistor (collector of TR1)
  • pin 5 of the dual transistor (base of TR2) is connected to a long trace that dies in a sinkhole and emerges under syscon, connected to SWx-x pin 42
  • the emitter pins of the dual transistor (1 and 4) are connected to a common ground
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