LM3205 Datasheet, PDF (2/18 Pages) National Semiconductor (TI) – 650mA Miniature, Adjustable, Step-Down DC-DC Converter for RF Power Amplifiers

Connection Diagrams
8–Bump Thin Micro SMD Package, Large Bump
NS Package Number TLA08GNA
20158099
10–Pin LLP
NS Package Number SDA10A
20158004
Order Information
microSMD
Order Number Package Marking (Note)
Supplied As
LM3205TL
XTS/32
250 units, Tape-and-Reel
LM3205TLX
XTS/32
3000 units, Tape-and-Reel
Note: The actual physical placement of the package marking will vary from part to part. The package marking “X” designates the date
code. “T” is a NSC internal code for die traceability. “S” designates the device type as switcher device. Both will vary considerably. “32”
identifies the device (part number, option, etc.).
LLP
Order Number Package Marking (Note)
Supplied As
LM3205SD-2
XXXX
1000 units, Tape-and-Reel
LM3205SDX-2
YYYY = 3205
4500 units, Tape-and-Reel
Note: The actual physical placement of the package marking will vary from part to part. The package marking “XXXXX” is a code for die
traceability. “YYYYY” identifies the device (part number, voltage option, etc.).
Pin Descriptions
Pin #
microSMD
LLP
A1
8, 9
B1
7
C1
6
C2
4
C3
5
Name
PV_IN
V_DD
EN
V_CON
FB
Description
Power Supply Voltage Input to the internal PFET switch.
Analog Supply Input.
Enable Input. Set this digital input high for normal operation. For shutdown, set low.
Voltage Control Analog input. V_CON controls V_OUT in PWM mode.
Feedback Analog Input. Connect to the output at the output filter capacitor.
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