LM3691TL-1.5 National Semiconductor, LM3691TL-1.5 Datasheet - Page 2

• Manufacturer Part Number: LM3691TL-1.5
• Description: LM3691 High Accuracy, Miniature 1A, Step-Down DC-DC Converter for Portable Applications; Package: MICRO SMD; No of Pins: 6; Qty per Container: 250; Container: Reel
• Manufacturer: National Semiconductor

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Pin Micro SMD
Connection Diagram and Package Mark Information
Note: The actual physical placement of the package marking will vary from part to part. The package marking “X” designates the
date code; “V” is an NSC internal code for die traceability. Both will vary in production.
Pin Descriptions
C1
C2
A1
B1
A2
B2
Name
Mode
GND
VIN
SW
EN
FB
FIGURE 2. 6-Bump Thin Micro SMD Package, Large Bump
Description
Enable pin. The device is in shutdown mode when voltage to this pin is <0.4V and enabled
when >1.2V.
Do not leave this pin floating.
Mode Pin: Mode = 1, Forced PWM
Mode = 0, ECO
Do not leave this pin floating.
Feedback analog input. Connect directly to the output filter capacitor. (Figure 1)
Power supply input. Connect to the input filter capacitor. (Figure 1)
Switching node connection to the internal PFET switch and NFET synchronous rectifier.
Ground pin.
NS Package Number TLA06LCA
2
30013406