LTC3416EFE(RevA) 데이터 시트보기 (PDF) - Linear Technology
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LTC3416EFE
(Rev.:RevA)
(Rev.:RevA)
Linear Technology
LTC3416EFE Datasheet PDF : 16 Pages
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LTC3416
ABSOLUTE AXI U RATI GS
(Note 1)
Input Supply Voltage .................................. – 0.3V to 6V
ITH, RUN, VFB Voltages .............................. – 0.3V to VIN
TRACK Voltage .......................................... – 0.3V to VIN
SW Voltage .................................. – 0.3V to (VIN + 0.3V)
Operating Ambient Temperature Range
(Note 2) .................................................. – 40°C to 85°C
Junction Temperature (Notes 5, 6) ...................... 125°C
Storage Temperature Range ................ – 65°C to 150°C
Lead Temperature (Soldering, 10 sec)................. 300°C
UW U
PACKAGE/ORDER I FOR ATIO
PGND 1
RT 2
TRACK 3
RUN/SS 4
SGND 5
NC 6
PVIN 7
SW 8
SW 9
PGND 10
TOP VIEW
21
20 PGND
19 VFB
18 ITH
17 PGOOD
16 SVIN
15 NC
14 PVIN
13 SW
12 SW
11 PGND
ORDER PART
NUMBER
LTC3416EFE
FE PACKAGE
20-LEAD PLASTIC TSSOP
TJMAX = 125°C, θJA = 38°C/W, θJC = 10°C/W
EXPOSED PAD IS GND (PIN 21)
MUST BE SOLDERED TO PCB
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.
ELECTRICAL CHARACTERISTICS The ● denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VIN = 3.3V, unless otherwise noted.
SYMBOL PARAMETER
CONDITIONS
MIN TYP MAX
VIN
VFB
IFB
ITRACK
∆VFB
VTRACK
Input Voltage Range
Regulated Feedback Voltage
Feedback Input Current
TRACK Input Current
Reference Voltage Line Regulation
Tracking Voltage Offset
Tracking Voltage Range
(Note 3)
VIN = 2.5V to 5.5V (Note 3)
VTRACK = 0.4V
2.25
● 0.784
0
0.800
0.04
5.5
0.816
0.2
0.2
0.2
30
0.8
VLOADREG Output Voltage Load Regulation
∆VPGOOD
RPGOOD
IQ
fOSC
Power Good Range
Power Good Resistance
Input DC Bias Current
Active Current
Shutdown
Switching Frequency
Switching Frequency Range
Measured in Servo Loop, VITH = 0.36V
Measured in Servo Loop, VITH = 0.84V
(Note 4)
VFB = 0.7V, VITH = 1.2V
VRUN = 0V
ROSC = 294kΩ
(Note 4)
0.02 0.2
–0.02 –0.2
±7.5
±9
120 200
300 350
0.02
1
0.88
1
1.12
0.30
4.00
RPFET
RNFET
ILIMIT
VUVLO
ILSW
VRUN
RDS(ON) of P-Channel FET
RDS(ON) of N-Channel FET
Peak Current Limit
Undervoltage Lockout Threshold
SW Leakage Current
RUN Threshold
ISW = 300mA
ISW = –300mA
VRUN = 0V, VIN = 5.5V
67
100
50
100
6
8
1.75
2
2.25
0.1
1
0.5
0.65
0.8
UNITS
V
V
µA
µA
%/V
mV
V
%
%
%
Ω
µA
µA
MHz
MHz
mΩ
mΩ
A
V
µA
V
3416fa
2
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