LTC3703EGN Linear Technology, LTC3703EGN Datasheet - Page 3

• Manufacturer Part Number: LTC3703EGN
• Description: IC BUCK/BOOST SYNC ADJ 5A 16SSOP
• Manufacturer: Linear Technology
• Type: Step-Down (Buck), Step-Up (Boost)r

Specifications of LTC3703EGN

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.8 ~ 93 V
• Current - Output: 5A
• Frequency - Switching: 100kHz ~ 600kHz
• Voltage - Input: 9.3 ~ 100 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: -

ELECTRICAL CHARACTERISTICS
SYMBOL
V
V
I
I
I
Main Control Loop
V
ΔV
ΔV
V
ΔV
I
V
I
I
I
V
V
I
V
Oscillator
f
f
t
DC
Driver
I
R
I
R
Feedback Amplifi er
A
f
I
I
temperature range, otherwise specifi cations are at T
BGRTN = 0V, RUN/SS = I
CC
DRVCC
BOOST
MODE/SYNC
INV
VIN
MAX
RUN/SS
OSC
SYNC
ON(MIN)
BG(PEAK)
TG(PEAK)
U
FB
COMP
CC
IN
FB
MODE/SYNC
INV
OS(IMAX)
RUN/SS
UV
TG(SINK)
VOL
BG(SINK)
FB(LINE)
FB(LOAD)
MODE/SYNC
MAX
, DRV
CC
PARAMETER
V
V
V
DRV
BOOST Supply Current
Feedback Voltage
Feedback Voltage Line Regulation
Feedback Voltage Load Regulation
MODE/SYNC Threshold
MODE/SYNC Hysteresis
MODE/SYNC Current
Invert Threshold
Invert Current
V
I
V
Shutdown Threshold
RUN/SS Source Current
Maximum RUN/SS Sink Current
Undervoltage Lockout
Oscillator Frequency
External Sync Frequency Range
Minimum On-Time
Maximum Duty Cycle
BG Driver Peak Source Current
BG Driver Pull-Down R
TG Driver Peak Source Current
TG Driver Pull-Down R
Op Amp DC Open Loop Gain
Op Amp Unity Gain Crossover Frequency
FB Input Current
COMP Sink/Source Current
MAX
CC
IN
CC
IN
IMAX
, DRV
Pin Voltage
Sense Input Current
Supply Current
CC
Source Current
Offset Voltage
Supply Current
CC
MAX
Supply Voltage
= open, R
DS(ON)
DS(ON)
SET
= 25k, unless otherwise specifi ed.
A
CONDITIONS
V
RUN/SS = 0V
(Note 5)
RUN/SS = 0V
(Note 5) T
T
RUN/SS = 0V
(Note 4)
9V < V
1V < V
MODE/SYNC Rising
0 ≤ V
0 ≤ V
V
RUN/SS = 0V, V
V
|V
H Grade
RUN/SS = 0V
|V
V
V
R
f < 200kHz
(Note 8)
(Note 8)
(Note 4)
(Note 6)
0 ≤ V
= 25°C. V
J
FB
IN
IMAX
CC
CC
SET
SW
SW
> 125°C
= 100V
= 0V
Rising
Falling
| – V
| – V
MODE/SYNC
INV
= 25k
FB
= 0V
The
CC
COMP
≤ 3V
≤ 15V
< 15V (Note 4)
IMAX
IMAX
J
l
≤ 125°C
CC
< 2V (Note 4)
denotes the specifi cations which apply over the full operating
at I
≥ 200mV, V
= DRV
IN
≤ 15V
RUN/SS
= 10V
CC
= 0μA
= V
RUN/SS
BOOST
= 3V
= V
IN
= 10V, V
l
l
l
l
l
l
l
l
l
l
MODE/SYNC
0.792
0.788
MIN
10.5
0.75
–25
–25
270
100
9.3
2.5
8.0
5.7
1.5
1.5
0.7
89
74
±5
9
1
= V
0.800
0.007
0.01
0.81
TYP
360
360
100
300
200
±10
1.7
1.5
0.9
8.7
6.2
50
20
10
10
17
93
85
25
12
0
0
0
0
0
4
2
1
2
1
0
0
INV
LTC3703
= V
SW
0.808
0.812
MAX
0.05
0.87
13.5
100
500
800
140
330
600
2.5
0.1
1.2
5.5
9.3
6.8
1.5
1.5
15
55
65
25
96
5
5
5
1
2
1
1
1
=
UNITS
3703fb
3
MHz
%/V
kHz
kHz
mA
mV
mV
mV
mA
μA
μA
μA
μA
μA
μA
μA
μA
μA
μA
μA
μA
μA
dB
μA
ns
%
%
Ω
Ω
V
V
V
V
V
V
V
V
V
A
A