LM3205TLEV National Semiconductor, LM3205TLEV Datasheet - Page 3

• Manufacturer Part Number: LM3205TLEV
• Description: BOARD EVALUATION LM3205TL
• Manufacturer: National Semiconductor
• Series: PowerWise®r

Specifications of LM3205TLEV

• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 0.8 ~ 3.6V
• Current - Output: 650mA
• Voltage - Input: 2.7 ~ 5.5V
• Regulator Topology: Buck
• Frequency - Switching: 2MHz
• Board Type: Fully Populated
• Utilized Ic / Part: LM3205
• Lead Free Status / RoHS Status: Not applicable / Not applicable
• Power - Output: -

Connection Diagram and Package Mark Information
Pin Descriptions
BOM For Common Configurations
Note 1: C3 and C4 are recommended for a better noise performance.
C1 (input C)
C2 (output C)
C3 (optional, input C)
C4 (optional, filter for
V
L1 (inductor)
R1 (jumper PV
V
V
GND banana jack - black
Pin #
CON
IN
out
A1
B1
C1
C2
C3
B3
A3
A2
banana jack - red
banana jack - yellow
)
IN
SGND
PGND
Name
V
PV
V
SW
EN
FB
CON
to V
DD
IN
DD
)
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
Feedback Analog Input. Connect to the output at the output filter capacitor.
Analog and Control Ground
Power Ground
Switch node connection to the internal PFET switch and NFET synchronous rectifier.
Connect to an inductor with a saturation current rating that exceeds the maximum Switch Peak
Current Limit specification of the LM3205.
TDK
TDK
Taiyo-Yuden
Vishay
Johnson
Components
Johnson
Components
Johnson
Components
Manufacture
8–Bump Thin Micro SMD Package, Large Bump
NS Package Number TLA08GNA
C2012X5R0J106M
C1608X5R0J475M
NR3015T3R3M
CRCW04020R00F
108-0902-001
108-0907-001
108-0903-001
Manufacture #
FIGURE 4.
CON
3
controls V
Description
OUT
10 µF,6.3V,20%,0805
4.7 µF,6.3V,20%,0603
0.1 µF,25V , 0402(Note 1)
10 - 100 pF, 25V , 0402(Note 1)
3.3 µH, 1210mA, 3x3x1.5 mm
0Ω, 0402
connector, insulated banana jack (red)
connector, insulated banana jack (yellow)
connector, insulated banana jack (black)
in PWM mode.
Description
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20169803