LTC3675EUFF#PBF Linear Technology, LTC3675EUFF#PBF Datasheet - Page 6

• Manufacturer Part Number: LTC3675EUFF#PBF
• Description: IC, PMIC, 1A, QFN-44
• Manufacturer: Linear Technology

Specifications of LTC3675EUFF#PBF

• Supply Voltage: 5.5V
• No. Of Step-down Dc - Dc Converters: 4
• No. Of Ldo Regulators: 1
• Digital Ic Case Style: QFN
• No. Of Pins: 44
• No. Of Regulated Outputs: 7
• Operating Temperature Range: -40°C To +125°C
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

LTC3675
ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifi cations are at T
SYMBOL
I
DC6
DC6
R
R
I
I
t
R
LED Driver; R
I
V
V
V
V
I
I
I
I
I
R
I
F
DC
25mA Always-On LDO
V
R
I
DV
I
DV
ADDRESS
V
V
I
I
V
f
6
FB6
LEAKP
LEAKN
SS
VIN7
LIM7
LED_FS
LED_2FS
LED_MATCH
LED_LSB
LEAK_NMOS7
2
DVCC
IH
IL
SCL
LEDOSC
LED_OV
LED_FS
LED1,2
LED1,2_CLMP
LDOFB
IH
IL
OL_SDA
PMOS6
NMOS6
OUTPD6
NMOS7
DO
C Port
MAX7
CC
CC_UVLO
BUCK(MAX)
BOOST(MAX)
LED_FS
PARAMETER
Feedback Leakage Current
Maximum Buck Duty Cycle
Maximum Boost Duty Cycle
PMOS On-Resistance
NMOS On-Resistance
PMOS Switch Leakage Current
NMOS Switch Leakage Current
Soft-Start Time
Output Pull-Down Resistance in Shutdown
Input Current (MODE0 = MODE1 = 0)
LED Overvoltage Threshold
Feedback Voltage
LED Full-Scale Voltage
LED Pin Regulation Voltage
LED Regulation Voltage Clamp
Maximum Current Limit
LED Full-Scale Current
LED Full Current High Current Mode
LED1 and LED2 Current Matching at
Full-Scale
LED Current LSB
NMOS On-Resistance
NMOS Switch Leakage
Oscillator Frequency
Maximum Duty Cycle
Feedback Regulation Voltage
Dropout Resistance
Input Supply Voltage
Input Supply Current
DV
LTC3675 I
Input High Voltage
Input Low Voltage
Input High Current
Input Low Current
SDA Output Low Voltage
Clock Operating Frequency
CC
= 20kΩ
UVLO
2
C Address
A
= 25°C. V
CONDITIONS
V
Duty Cycle of PMOS Switch A
Duty Cycle of NMOS Switch C
Switches A and D
Switches B and C
ENBB = 0
LED_OV = 0.85V (Notes 4, 5)
Operating in LED Mode
Operating in Boost Mode
(Note 7)
(Note 6)
V
NMOS Switch
SCL/SDA= 0kHz
SDA/SCL
SDA/SCL
SDA/SCL
SDA/SCL
I
SDA
⎛
⎝ ⎜
FB6
|I
SW7
I
LED1
LED1
The
= 3mA
= 0.85V
= 5.5V
− I
+ I
2
l
IN
LED2
LED2
denotes the specifi cations which apply over the full operating
= 3.6V.
|
⎞
⎠ ⎟
• 100
l
l
l
l
l
l
l
l
l
l
l
l
23.25
46.5
MIN
–50
100
805
770
775
450
780
6.0
1.6
1.6
–2
–2
–1
–1
–1
0001001[R/WB]
562.5
1.85
25.0
TYP
260
275
500
700
825
800
800
300
300
800
0.3
75
10
50
98
97
12
70
30
1
0
0
26.75
1000
MAX
2.15
53.5
845
830
825
675
820
400
8.3
5.5
0.4
50
2
2
1
1
1
1
1
%DV
%DV
UNITS
3675f
mΩ
mΩ
mΩ
kHz
kHz
mV
mV
mV
mV
mA
mA
mV
kΩ
nA
μA
μA
μA
μA
μA
μA
μA
μA
μs
CC
CC
%
%
%
%
Ω
V
A
V
V
V