Datasheet

3
8
2
6
7 5
R1
R2
1
4 GND
VOUTS
VOUT
1.25 V
−2.6 V
−1.6 V
OVERCURRENT
S
Q
Q
R
THERMAL
SHUTDOWN
1−
µ
A
DISCHARGE
40
µ
A
VPUMP
SD/CT
CHARGE
700 mA
50 k
GM
TON
TOFF
UVLO
VIN
VIN
VIN
VIN
−2.2 V
R1 R2
0 OPENUCC384−ADJ
UCC384−5
UCC384−12
375K
375K
125K
43.6K
SHUTDOWN
−0.7 V
(−)
(+)
+
+
+
+
+
(−)
UDG−99030
UCC284-EP
SLVS862A – NOVEMBER 2008 – REVISED NOVEMBER 2008 ....................................................................................................................................... www.ti.com
ORDERING INFORMATION
(1)
OUTPUT VOLTAGE (V) PACKAGE DEVICES
T
A
TYP (SOIC) D
(2)
– 55 ° C to 100 ° C – 5 UCC284SDR-5EP
– 55 ° C to 100 ° C – 12 UCC284SDR-12EP
(3)
– 55 ° C to 100 ° C – 5 (Adj) UCC284SDR-ADJEP
(3)
(1) For the most current package and ordering information, see the
Package Option Addendum at the end of this document, or see the
TI website at www.ti.com .
(2) Package drawings, standard packing quantities, symbolization, and
PCB design guidelines are available at www.ti.com/sc/package .
Thermal data can be found at
http://www-s.ti.com/cgi-bin/sc/thermal_derating_curve.cgi .
(3) Product preview only.
functional block diagram
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Product Folder Link(s): UCC284-EP