LTC3416 Linear Technology, LTC3416 Datasheet - Page 2

• Manufacturer Part Number: LTC3416
• Description: 4A/ 4MHz/ Monolithic Synchronous Step-Down Regulator
• Manufacturer: Linear Technology

ABSOLUTE AXI U RATI GS
ELECTRICAL CHARACTERISTICS
LTC3416
(Note 1)
Input Supply Voltage .................................. – 0.3V to 6V
I
TRACK Voltage .......................................... – 0.3V to V
SW Voltage .................................. – 0.3V to (V
Peak SW Sink and Source Current ......................... 11A
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
temperature range, otherwise specifications are at T
SYMBOL
V
V
I
V
V
R
I
f
f
R
R
I
V
I
V
Note 1: Absolute Maximum Ratings are those values beyond which the life
of a device may be impaired.
Note 2: The LTC3416E is guaranteed to meet performance specifications
from 0 C to 70 C. Specifications over the –40 C to 85 C operating
2
FB
Q
OSC
SYNC
LIMIT
LSW
TH
IN
FB
TRACK
LOADREG
UVLO
RUN
V
V
PGOOD
PFET
NFET
FB
PGOOD
, RUN, V
PARAMETER
Input Voltage Range
Regulated Feedback Voltage
Feedback Input Current
Reference Voltage Line Regulation
Tracking Voltage Offset
Tracking Voltage Range
Output Voltage Load Regulation
Power Good Range
Power Good Resistance
Input DC Bias Current
Switching Frequency
Switching Frequency Range
SYNC Capture Range
R
R
Peak Current Limit
Undervoltage Lockout Threshold
SW Leakage Current
RUN Threshold
FB
DS(ON)
DS(ON)
Active Current
Shutdown
Voltages .............................. – 0.3V to V
of P-Channel FET
of N-Channel FET
W
W W
U
A
CONDITIONS
(Note 3)
V
V
Measured in Servo Loop, V
Measured in Servo Loop, V
(Note 4)
V
V
R
I
I
V
SW
SW
IN
IN
TRACK
FB
RUN
RUN
OSC
= 25 C. V
= 2.5V to 5.5V (Note 3)
+ 0.3V)
= 0.7V, V
= 300mA
= –300mA
= 0V
= 294k
= 0V, V
The
= 0.4V
IN
IN
IN
IN
ITH
denotes the specifications which apply over the full operating
= 3.3V, unless otherwise noted.
= 5.5V
= 1.2V
PACKAGE/ORDER I FOR ATIO
Consult LTC Marketing for parts specified with wider operating temperature ranges.
temperature range are assured by design, characterization and correlation
with statistical process controls.
Note 3: The LTC3416 is tested in a feedback loop that adjusts V
achieve a specified error amplifier output voltage (I
RUN/SS
TRACK
T
PGND
SGND
PGND
JMAX
PV
SW
SW
ITH
ITH
NC
R
IN
T
EXPOSED PAD IS GND (PIN 21)
= 125 C,
MUST BE SOLDERED TO PCB
= 0.36V
= 0.84V
20-LEAD PLASTIC TSSOP
10
1
2
3
4
5
6
7
8
9
FE PACKAGE
TOP VIEW
JA
= 38 C/W,
21
20
19
18
17
16
15
14
13
12
11
JC
= 10 C/W
PGND
V
I
PGOOD
SV
NC
PV
SW
SW
PGND
TH
0.784
FB
2.25
0.88
0.30
1.75
MIN
0.3
0.5
IN
IN
0
6
U
www.DataSheet4U.com
0.800
–0.02
0.04
0.02
0.65
TYP
120
300
0.02
0.1
67
50
7.5
1
8
2
ORDER PART
TH
LTC3416EFE
).
W
NUMBER
0.816
MAX
–0.2
1.12
4.00
2.25
200
350
100
100
5.5
0.2
0.2
0.8
0.8
30
0.2
1
4
1
9
FB
to
UNITS
U
MHz
MHz
MHz
3416f
%/V
m
m
mV
%
%
%
V
V
A
V
A
A
A
V
A
V