TPS61040
TPS61041
www.ti.com
SLVS413C–OCTOBER 2002–REVISED AUGUST 2007
These devices have limited built-in ESD protection. The leads should be shorted together or the device placed in conductive foam
during storage or handling to prevent electrostatic damage to the MOS gates.
(1)
ORDERING INFORMATION
SWITCH CURRENT
LIMIT, mA
PACKAGE
MARKING
TA
PART NUMBER
PACKAGE
TPS61040DBV
TPS61041DBV
TPS61040DRV
TPS61041DRV
400
250
400
250
SOT23-5
SOT23-5
PHOI
PHPI
CCL
–40°C to
85°C
SON-6 2×2
SON-6 2×2
CAW
(1) The devices are available in tape and reel and in tubes. Add R suffix to the part number (e.g.,
TPS61040DRVR) to order quantities of 3000 parts in tape and reel or add suffix T (e.g.,
TPS61040DRVT) to order a tube with 250 pieces..
FUNCTIONAL BLOCK DIAGRAM
SW
Under Voltage
Lockout
Bias Supply
400 ns Min
VIN
FB
Off Time
Error Comparator
-
S
Power MOSFET
N-Channel
+
RS Latch
Logic
Gate
Driver
V
REF
= 1.233 V
R
Current Limit
R
SENSE
+
_
6 µs Max
On Time
EN
Soft
Start
GND
2
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Product Folder Link(s): TPS61040 TPS61041
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