Datasheet

ENABLE
LOGIC
-
+
MOSFET
DRIVER
FOLDBACK
CURRENT
LIMITING
1.25V
REFERENCE
THERMAL
SHUTDOWN
V
IN
V
OUT
GND
P-FET
P-FET
R1
R2
ENABLE
LOGIC
-
+
MOSFET
DRIVER
FOLDBACK
CURRENT
LIMITING
1.25V
REFERENCE
THERMAL
SHUTDOWN
V
IN
V
OUT
GND
P-FET
P-FET
N/C
R1
R2
SNS
LP38691, LP38693
www.ti.com SNVS321K –JANUARY 2005–REVISED APRIL 2013
BLOCK DIAGRAMS
Figure 5. LP38691 Functional Diagram (WSON)
Figure 6. LP38691 Functional Diagram (PFM)
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Product Folder Links: LP38691 LP38693