LTC3701EGN#TR Linear Technology, LTC3701EGN#TR Datasheet - Page 2

• Manufacturer Part Number: LTC3701EGN#TR
• Description: IC DC/DC CNTRLR STPDN DUAL16SSOP
• Manufacturer: Linear Technology
• Series: PolyPhase®r
• Type: Step-Down (Buck)r

Specifications of LTC3701EGN#TR

• Internal Switch(s): No
• Synchronous Rectifier: No
• Number Of Outputs: 2
• Voltage - Output: 0.8 ~ 10 V
• Current - Output: 1A
• Frequency - Switching: 550kHz
• Voltage - Input: 2.5 ~ 10 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-SSOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -
• Other names: LTC3701EGNTR

ABSOLUTE AXI U RATI GS
ELECTRICAL CHARACTERISTICS
LTC3701
(Note 1)
Input Supply Voltage (V
SENSE1
PLLLPF, SENSE1
EXTCLK/MODE Voltages .............. – 0.3V to (V
V
I
PGOOD Voltage ........................................ – 0.3V to 10V
PGATE1, PGATE2 Peak Output Current (<10 s) ....... 1A
Operating Ambient Temperature Range
(Note 2) ...................................................–40 C to 85 C
Storage Ambient Temperature Range ... – 65 C to 150 C
Junction Temperature (Note 3) ............................ 125 C
Lead Temperature (Soldering, 10 sec).................. 300 C
temperature range, otherwise specifications are T
PARAMETER
Main Control Loops
Input DC Supply Current
Undervoltage Lockout Threshold
Shutdown Threshold at I
Start-Up Current Source on I
Regulated Feedback Voltage
Output Voltage Line Regulation
Output Voltage Load Regulation
V
Output Overvoltage Protect Threshold
Output Overvoltage Protect Hysteresis
Gate Drive 1, 2 Rise Time
Gate Drive 1, 2 Fall Time
Maximum Current Sense Voltage (SENSE
Soft-Start
2
TH
FB1, 2
FB1
Normal Operation
Sleep Mode
Shutdown
UVLO
Current Sense Voltage Step
Time to Maximum Sense Voltage
/RUN2 Voltages .................................. – 0.3V to 2.4V
, V
Input Current
FB2
–
, SENSE2
, I
TH
/RUN1,
+
W
, SENSE2
TH
–
, PGATE1, PGATE2,
/RUN1, 2
TH
/RUN1, 2
IN
)........................ – 0.3V to 10V
W W
+
,
+
– SENSE
–
)
A
CONDITIONS
(Note 4)
2.5V < V
2.5V < V
2.5V < V
V
V
V
V
0 C to 70 C (Note 5), I
–40 C to 85 C (Note 5)
2.5V < V
I
I
(Note 5)
Measured at V
C
C
(Note 6)
U
TH
TH
IN
IN
IN
ITH
L
L
= 25 C. V
/RUN = 0.9V (Note 5)
/RUN = 1.6V
= 3000pF
= 3000pF
< UVLO Threshold
Falling
Rising
IN
/RUN1, 2 = 0V
+ 0.3V)
IN
IN
IN
IN
The
< 9.8V
< 9.8V
< 9.8V, I
< 9.8V (Note 5)
IN
FB
= 4.2V unless otherwise noted.
denotes specifications which apply over the full operating
TH
/RUN1 = I
PACKAGE/ORDER I FOR ATIO
Consult LTC Marketing for parts specified with wider operating temperature ranges.
TH
I
I
/RUN = 1.3V
SENSE1
SENSE2
TH
TH
PLLLPF
/RUN1
/RUN2
SGND
V
V
FB1
FB2
TH
–
–
T
JMAX
/RUN2 = 0V
16-LEAD PLASTIC SSOP
1
2
3
4
5
6
7
8
= 150 C,
GN PACKAGE
TOP VIEW
JA
= 140 C/W
16
15
14
13
12
11
10
9
SENSE1
V
PGATE1
PGND
PGATE2
PGOOD
EXTCLK/MODE
SENSE2
IN
0.784
0.774
0.835
1.55
1.70
0.25
MIN
0.2
95
+
+
U
– 0.2
2048
2.00
2.12
0.35
0.05
0.88
TYP
460
305
120
0.5
0.8
0.8
18
20
40
40
30
10
0.2
9
ORDER PART
LTC3701EGN
W
MARKING
NUMBER
GN PART
0.816
0.826
0.930
3701
MAX
2.50
2.55
0.85
0.20
– 0.8
780
470
145
0.5
28
30
50
0.8
UNITS
Cycles
U
mV/V
3701fa
mV
mV
mV
nA
ns
ns
%
%
A
A
A
A
V
V
V
A
V
V
V