LTC3406B-1.2 View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LTC3406B-1.2' PDF : 12 Pages View PDF
LTC3406B-1.2
ABSOLUTE AXI U RATI GS
(Note 1)
Input Supply Voltage .................................. – 0.3V to 6V
RUN, VOUT Voltages................................... – 0.3V to VIN
SW Voltage (DC) ......................... – 0.3V to (VIN + 0.3V)
P-Channel Switch Source Current (DC) ............. 800mA
N-Channel Switch Sink Current (DC) ................. 800mA
Peak SW Sink and Source Current (VIN = 3V)........ 1.3A
Operating Temperature Range (Note 2) .. – 40°C to 85°C
Junction Temperature (Notes 3, 5) ...................... 125°C
Storage Temperature Range ................ – 65°C to 150°C
Lead Temperature (Soldering, 10 sec)................. 300°C
UW U
PACKAGE/ORDER I FOR ATIO
TOP VIEW
RUN 1
GND 2
SW 3
5 VOUT
4 VIN
S5 PACKAGE
5-LEAD PLASTIC TSOT-23
TJMAX = 125°C, θJA = 250°C/ W, θJC = 90°C/ W
ORDER PART
NUMBER
LTC3406BES5-1.2
S5 PART MARKING
LTBMR
Consult LTC Marketing for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS The ● denotes specifications which apply over the full operating
temperature range, otherwise specifications are TA = 25°C. VIN = 3.6V unless otherwise specified.
SYMBOL PARAMETER
CONDITIONS
MIN TYP MAX
VOUT
∆VOVL
∆VOUT
IPK
VLOADREG
VIN
IS
fOSC
Regulated Output Voltage
Output Overvoltage Lockout
Output Voltage Line Regulation
Peak Inductor Current
Output Voltage Load Regulation
Input Voltage Range
Input DC Bias Current
Shutdown
Oscillator Frequency
RPFET
RNFET
ILSW
VRUN
IRUN
RDS(ON) of P-Channel FET
RDS(ON) of N-Channel FET
SW Leakage
RUN Threshold
RUN Leakage Current
∆VOVL = VOVL – VOUT
VIN = 2.5V to 5.5V
VIN = 3V, VOUT = 1.08V, Duty Cycle < 35%
(Note 4)
VOUT = 1.08V
VRUN = 0V, VIN = 5.5V
VOUT = 1.2V
VOUT = 0V
ISW = 100mA
ISW = –100mA
VRUN = 0V, VSW = 0V or 5V, VIN = 5V
● 1.164 1.2 1.236
2.5
6.25
10
●
0.04
0.4
0.75
1
1.25
0.5
● 2.5
5.5
300 400
0.1
1
● 1.2
1.5
1.8
210
0.4
0.5
0.35 0.45
±0.01 ±1
● 0.3
1
1.5
●
±0.01 ±1
UNITS
V
%
%/V
A
%
V
µA
µA
MHz
kHz
Ω
Ω
µA
V
µA
2
sn3406b12 3406b12fs
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