XC6221 Series
■MARKING RULE (Continued)
●SSOT-24
●USPN-4
4
3
4
3
1
2
1
2
USPN-4
（TOP VIEW）
SSOT-24
(TOP VIEW)
①Represents product series
MARK
OUTPUT VOLTAGE 0.1V INCREMENTS OUTPUT VOLTAGE 0.05V INCREMENTS
PRODUCT SERIES
VOUT =0.8～3.0V
VOUT =3.1～4.0V
VOUT =0.85～3.05V
VOUT=3.15～3.95V
9
D
F
A
C
E
H
XC6221A*****
XC6221B*****
B
* For the USPN-4 package, 0.8V≦VOUT(T)≦1.15V is under development.
②Represents output voltage
MARK
OUTPUT VOLTAGE (V)
MARK
OUTPUT VOLTAGE (V)
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
-
-
3.1
3.2
3.3
3.4
3.5
3.6
3.7
3.8
3.9
4.0
-
-
-
3.15
3.25
3.35
3.45
3.55
3.65
3.75
3.85
3.95
-
F
H
K
L
1.6
1.7
1.8
1.9
2.0
2.1
2.2
2.3
2.4
2.5
2.6
2.7
2.8
2.9
3.0
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
1.65
1.75
1.85
1.95
2.05
2.15
2.25
2.35
2.45
2.55
2.65
2.75
2.85
2.95
3.05
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
M
N
P
R
S
T
-
-
-
-
0.8
0.9
1.0
1.1
1.2
1.3
1.4
1.5
0.85
0.95
1.05
1.15
1.25
1.35
1.45
1.55
-
U
V
X
Y
Z
-
-
-
-
-
-
-
-
③④Represents production lot number
01, …, 09, 10, 11, …, 99, 0A, …, 0Z, 1A, …, 9Z, A0, …, Z9, AA, …, ZZ repeated.
(G, I, J, O, Q, W excepted)
*No character inversion used.
22/23
TOREX [ Torex Semiconductor ]
