Chip Components - Panasonic WJ-FS28 Service Manual

CHIP COMPONENTS

1. Chip Transistor
The transistor number is indicated on the top surface of the
chip transistor using two alphabet letters or one numerical
number and two alphabet letters.
Rank of DC Current Gain (h
Transistor Number
Transistor Number
(Chip Transistor)
Letter Transistor No. Letter
A 2SB709 X
B 2SB709A Y
C 2SB710 Z
D 2SB710A 1A
E 2SA1022 1B
F 2SA1034 1C
H 2SA1035 1F
I 2SB792 1K
K 2SC2778 1L
P 2SD814 1M
Q 2SD813 1N
R 2SC2480 1O
S 2SC2405 1T
T 2SC2406 1X
U 2SC2404 1Z
V 2SC2295 2B
W 2SD602 2C
BQ 2SB766A UMT
(Small Chip Transistor) (Pair Transistor)
Letter Transistor No.
A 2SB1218
B 2SB1218A
D 2SB1219A
U 2SC3931
W 2SD1820
X 2SD1820A
Y 2SD1819
E3 2SA1226
OS 2SB1219
UC 2SA1532
YU 2SC3938
Example: WQ
YQ
1BS
Transistor
C
E
B
FET
3
1
2
1
Eacept 2SK199 Drain
2SK199 Gate
)
FE
Transistor No.
2SD602A
2SD601
2SD601A
2SB799
2SB814
2SB902
2SK321
2SK316
2SK247
2SJ84
2SK199
2SK198
2SC3077
2SC2845
2SD1030
2SK374
2SK116
2SC4081
Letter Transistor No. Letter Transistor No.
5R XN1501 5H XP4501
7S XN1601
5C XP4601
5H XN4501 5H XP4501
5C XN4601
5L XP5501
5L XN5501
4N XP5601
4N XN5601
7S XP6501
5N XN6501
7W XP6435
7W XN6435 7F XP6534
7F XN6534 X1 UMX1
5R XP1501 Z1 UMZ1
7S XP1601
2SD602-Q
2SD601-Q
2SB814-S
C: Collector
B: Base
E: Emitter
Drain
Gate
Source
2 3
Source Gate
Drain Source
2. Chip Diode
The diode number is indicated on the top surface of the chip
diode using two alphabet letters.
M
Diode Number
Letter Diode No. Letter Diode No.
MA MA151A
MB MA152A
MC MA153
MD MA28-A
ME MA28-B
MF MA28W-A
MH MA151K
MH MA141K
MC MA143 SMD
Appearance and Symbol
3
1
2
MA28/MA28W/MA28T
MA151K/MA152K
MA151A/MA152A
MA151WK/MA152WK
MA151WA/MA152WA
MA153
MA141K
MA143
MA3062
RD421D
3. Chip Resistor
The resistor value is indicated on the bottom surface of the
chip resistor using three digit numbers.
Example:
330
561
123
Note: Zero ohm resistor (jumper chip) is colored red or
green.
39
Type
Diode
MI MA152K
MK MA28W-B
ML MA28T-A
MN MA151WA
MO MA152WA
MT MA151WK
MU MA152WK
6.2 MA3062
RD421D
Anode Cathode
1 2 3
– Anode Cathode
– Anode Cathode
– Cathode Anode
Anode Anode Cathode
Cathode Cathode Anode
Cathode Anode Common
– Anode Cathode
Anode Cathode Common
Anode – Cathode
Anode – Cathode
Multiplier (0 - 5)
2nd. Significant Digit (0 - 9)
1st. Significant Digit (1 - 9)
33 Ω
33 x 10 P =
560 Ω
56 x 10 Q =
12 x 10 E =
12 kΩ