LM3207TL-2.53EV National Semiconductor, LM3207TL-2.53EV Datasheet - Page 3

• Manufacturer Part Number: LM3207TL-2.53EV
• Description: BOARD EVAL LM3207 WCDMA/CDMA
• Manufacturer: National Semiconductor
• Series: PowerWise®r

Specifications of LM3207TL-2.53EV

• Main Purpose: DC/DC, Step Down with LDO
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 0.8 ~ 3.6V, 2.53V
• Current - Output: 650mA, 10mA
• Voltage - Input: 2.7 ~ 5.5V
• Regulator Topology: Buck
• Frequency - Switching: 2MHz
• Board Type: Fully Populated
• Utilized Ic / Part: LM3207
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -

Connection Diagram and Package Mark Information
Pin Descriptions
BOM For Common Configurations
Pin #
C1 (input C)
C2 (output C)
C3 (optional, input C)
C4 (optional, filter for V
C7 (LDO Cap)
L1 (inductor)
V
V
C1
C2
C3
A1
B1
B3
A3
A2
B2
IN
out
banana jack - red
banana jack - yellow
EN
SGND
PGND
Name
V
PV
LDO
SW
EN
FB
CON
LDO
IN
CON
Power Supply Voltage Input to the internal PFET switch.
LDO Enable Input. Set this digital input high to turn on LDO (EN pin must also be set high). For shutdown,
set low.
Feedback Analog Input. Connect to the output at the output filter capacitor.
Voltage Control Analog input. V
LDO Output Voltage.
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 LM3207.
PWM enable Input. Set this digital input high for normal operation. For shutdown, set low.
)
TDK
TDK
TDK
Taiyo-Yuden
Johnson
Components
Johnson
Components
9–Bump Thin Micro SMD Package, Large Bump
Manufacture
NS Package Number TLA09TTA
C1608X5R0J106M
C1608X5R0J475M
C1005X5R1A104KT
NR3015T3R3M
108-0902-001
108-0907-001
CON
FIGURE 4.
Manufacture #
controls V
3
Description
OUT
in PWM mode.
10 µF,6.3V,10%,0603
4.7 µF,6.3V,10%,0603
0.1 µF,25V , 0402(Note 1)
10 - 100 pF, 25V , 0402(Note 1)
100nF,10V, 0402
3.3 µH, 1210mA, 3×3×1.5 mm
connector, insulated banana jack (red)
connector, insulated banana jack (yellow)
Description
20200305
www.national.com