LTC3531-3 データシートの表示（PDF） - Linear Technology
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LTC3531-3 Datasheet PDF : 16 Pages
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LTC3531/
LTC3531-3.3/LTC3531-3
ABSOLUTE AXI U RATI GS
(Note 1)
VIN, VOUT, SW1, SW2, SHDN Voltage ...........–0.3 to 6V
SW1, SW2 Voltage, <100ns Pulse ..................–0.3 to 7V
Operating Temperature Range (Notes 2, 3) –40°C to 85°C
Storage Temperature Range................... –65°C to 125°C
Lead Temperature (TS6, Soldering, 10 sec) .......... 300°C
UW U
PACKAGE/ORDER I FOR ATIO
TOP VIEW
SW2 1
GND, PGND 2
VOUT 3
TOP VIEW
6 SW1
5 VIN
4 SHDN
SW1 1
8 PGND
VIN 2
9
7 SW2
GND 3
6 VOUT
SHDN 4
5 FB*
S6 PACKAGE
6-LEAD PLASTIC TSOT-23
TJMAX = 125°C, θJA = 102°C/W
DD PACKAGE
8-LEAD (3mm × 3mm) PLASTIC DFN
TJMAX = 125°C, θJA = 43°C/W
EXPOSED PAD IS GND (PIN 9), MUST BE SOLDERED TO PCB
*NC FOR LTC3531-3.3V, LTC3531-3.0V.
ORDER PART NUMBER
S6 PART MARKING
ORDER PART NUMBER
DD PART MARKING
LTC3531ES6-3.3
LTC3531ES6-3
LTBWM
LTCBK
LTC3531EDD
LTC3531EDD-3.3
LTC3531EDD-3
Order Options Tape and Reel: Add #TR Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking: http://www.linear.com/leadfree/
Consult LTC Marketing for parts specified with wider operating temperature ranges.
LBVC
LBWH
LCBV
ELECTRICAL CHARACTERISTICS The ● denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VIN = 3.6V VOUT = 3.3V unless otherwise noted.
PARAMETER
CONDITIONS
MIN TYP MAX
VIN
Minimum Startup Voltage
●
1.65 1.8
VOUT Regulation
Output Voltage (3.3V Version)
No Load
● 3.25 3.32 3.39
Output Voltage (3V Version)
No Load
● 2.95 3.02 3.09
FB Voltage (Adj Version)
No Load
● 1.20 1.225 1.25
FB Input Current (Adj Version)
Operating Current
VFB = 1.225V
1
50
Quiescent Current in Sleep:
Shutdown Current
Switch Performance
VIN VIN = 5V, VOUT = 3.6V, FB = 1.3V
VOUT VOUT = 3.6V
VIN SHDN = 0V, VOUT = 0V
16
30
6
10
1
NMOS Switch Leakage
Switches B and C
0.2
2
PMOS Switch Leakage
Switches A and D
0.2
2
NMOS B, C RDSON
VIN = 5V
0.5
PMOS A RDSON
VIN = 5V
0.5
UNITS
V
V
V
V
nA
μA
μA
μA
μA
μA
Ω
Ω
3531fb
2
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