Datasheet
R
TT
1%
0.05 W
(Optional)
C
O
220 µF
(Required)
V
O
R
SET
[A]
1%
0.05 W
(Required)
C
I
330 µF
(Required)
R
UVLO
1%
0.05 W
(Opional)
V
O
Adj
TurboTranst
V
I
PTH08T220W
C
I
2
22 µF
(Required)
V
I
2
5
9
+
8
Track
GND
TT
43
GND
GND
+Sense
6
L
O
A
D
−Sense
GND
+
11
Inhibit
INH/UVLO
Track
10
7
−Sense
+Sense
Vo
SYNC
1
SmartSync
UDG−05098
R
TT
1%
0.05 W
(Optional)
C
O
300 µF
(Required)
V
O
R
SET
[A]
1%
0.05 W
(Required)
C
I
300 µF
(Required)
R
UVLO
1%
0.05 W
(Opional)
V
O
Adj
TurboTranst
V
O
V
I
PTH08T221W
5
9
8
VI
Track
GND
TT
43
GND
GND
+Sense
6
L
O
A
D
−Sense
GND
Inhibit
INH/UVLO
Track
10
7
−Sense
+Sense
SYNC
1
SmartSync
2
11
PTH08T220W , PTH08T221W
SLTS252K – NOVEMBER 2005 – REVISED JUNE 2009 ...................................................................................................................................................
www.ti.com
These devices have limited built-in ESD protection. The leads should be shorted together or the device placed in conductive foam
during storage or handling to prevent electrostatic damage to the MOS gates.
PTH08T220W
A. R
SET
required to set the output voltage to a value higher than 0.69 V. See Electrical Characteristics table.
PTH08T221W - Ceramic Capacitor Version
A. R
SET
required to set the output voltage to a value higher than 0.69 V. See Electrical Characteristics table.
B. 300 µ F of ceramic or 330 µ F of electrolytic input capacitance is required for proper operation.
2 Submit Documentation Feedback Copyright © 2005 – 2009, Texas Instruments Incorporated
Product Folder Link(s): PTH08T220W PTH08T221W