LTC3412 LINER [Linear Technology], LTC3412 Datasheet - Page 2

• Manufacturer Part Number: LTC3412
• Description: 2.5A, 4MHz, Monolithic Synchronous Step-Down Regulator
• Manufacturer: LINER [Linear Technology]

ABSOLUTE AXI U RATI GS
LTC3412
Input Supply Voltage ...................................– 0.3V to 6V
I
SYNC/MODE Voltages ................................ – 0.3V to V
SW Voltage ................................... – 0.3V to (V
Peak SW Sink and Source Current ......................... 6.5A
PACKAGE/ORDER I FOR ATIO
Consult LTC Marketing for parts specified with wider operating temperature ranges.
temperature range, otherwise specifications are at T
SYMBOL
SV
V
I
ΔV
V
ΔV
R
I
2
ELECTRICAL CHARACTERISTICS
FB
Q
TH
Order Options Tape and Reel: Add #TR
Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking:
FB
LOADREG
PGOOD
IN
FB
PGOOD
ORDER PART NUMBER
, RUN, V
LTC3412EFE
LTC3412IFE
EXPOSED PAD (PIN 17) IS SGND, MUST BE SOLDERED TO PCB
FB
SYNC/MODE
Voltages ............................... – 0.3V to V
RUN/SS
T
PGOOD
PARAMETER
Signal Input Voltage Range
Regulated Feedback Voltage
Voltage Feedback Leakage Current
Reference Voltage Line Regulation
Output Voltage Load Regulation
Power Good Range
Power Good Pull-Down Resistance
Input DC Bias Current
JMAX
SGND
SV
Active Current
Sleep
Shutdown
W
V
I
R
TH
FB
http://www.linear.com/leadfree/
IN
= 125°C, θ
T
16-LEAD PLASTIC TSSOP
1
2
3
4
5
6
7
8
FE PACKAGE
JA
TOP VIEW
W W
= 37.6°C/W, θ
17
U
FE PART MARKING
16
15
14
13
12
11
10
9
JC
= 10°C/W
PV
SW
SW
PGND
PGND
SW
SW
PV
3412EFE
IN
IN
3412IFE
W
U
A
IN
= 25°C. V
CONDITIONS
(Note 3)
V
Measured in Servo Loop, V
Measured in Servo Loop, V
(Note 4)
V
V
V
+ 0.3V)
IN
FB
FB
RUN
The
= 2.7V to 5.5V (Note 3)
= 0.78V, V
= 1V, V
= 0V, V
U
(Note 1)
IN
IN
●
IN
denotes the specifications which apply over the full operating
ITH
= 3.3V unless otherwise specified.
MODE
ITH
= 0V
Operating Temperature
Range (Note 2) ....................................... – 40°C to 85°C
Junction Temperature (Note 5) ............................. 125°C
Lead Temperature (Soldering, 10 sec)
ORDER PART NUMBER
= 1V
= 0V
TSSOP .............................................................. 300°C
LTC3412EUF
EXPOSED PAD (PIN 17) IS SGND, MUST BE SOLDERED TO PCB
ITH
ITH
= 0.36V
= 0.84V
RUN/SS
T
SGND
16-LEAD (4mm × 4mm) PLASTIC QFN
JMAX
PV
SW
IN
= 125°C, θ
1
2
3
4
●
●
●
●
16 15 14 13
5
UF PACKAGE
TOP VIEW
JA
6
17
= 34°C/W, θ
2.625
0.784
7
MIN
8
UF PART MARKING
12
11
10
9
JC
= 1°C/W
– 0.02
0.800
PGOOD
SV
PV
SW
0.04
0.02
±7.5
0.02
TYP
120
250
0.1
62
IN
IN
3412
0.816
MAX
– 0.2
200
330
5.5
0.4
0.2
0.2
±9
80
1
UNITS
3412fb
%/V
μA
μA
μA
μA
%
%
%
Ω
V
V