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LTC4002 Datasheet(PDF) 2 Page - Linear Technology

Part # LTC4002
Description  PWM LED Driver and Boost, Flyback and SEPIC Controller
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC4002 Datasheet(HTML) 2 Page - Linear Technology

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LTC3783
3783f
VIN, SENSE, FBP, FBN Voltages ................ –0.3V to 42V
INTVCC Voltage ........................................... – 0.3V to 9V
INTVCC Output Current ........................................ 75mA
GATE Output Current ................................ 50mA (RMS)
PWMOUT Output Current ......................... 25mA (RMS)
VREF Ouput Current................................................ 1mA
GATE, PWMOUT Voltages ..... –0.3V to (VINTVCC + 0.3V)
ITH, ILIM, SS Voltages .............................. – 0.3V to 2.7V
RUN, SYNC, PWMIN Voltages .................... – 0.3V to 7V
Consult LTC Marketing for parts specified with wider operating temperature ranges.
ABSOLUTE
AXI U
RATI GS
PACKAGE/ORDER I FOR ATIO
(Note 1)
LTC3783EDHD
ORDER PART
NUMBER
DHD PART MARKING
3783
TJMAX = 125°C, θJA = 43°C/ W
EXPOSED PAD (PIN 17) IS GND
MUST BE SOLDERED TO PCB
FREQ, VREF, OV/FB Voltages .....................–0.3V to 1.5V
Operating Junction Temperature Range
(Note 2) .................................................. – 40
°C to 85°C
Junction Temperature (Note 3) ............ – 40
°C to 125°C
Storage Temperature Range
DFN Package ................................... – 65
°C to 125°C
TSSOP Package ............................... – 65
°C to 150°C
Lead Temperature (Soldering, 10sec)
TSSOP Package ............................................... 300
°C
LTC3783EFE
ORDER PART
NUMBER
16
15
14
13
12
11
10
9
17
1
2
3
4
5
6
7
8
RUN
ITH
OV/FB
SS
SENSE
VIN
INTVCC
GATE
FBN
FBP
ILIM
VREF
FREQ
SYNC
PWMIN
PWMOUT
TOP VIEW
DHD PACKAGE
16-LEAD (5mm
× 4mm) PLASTIC DFN
FE PACKAGE
16-LEAD PLASTIC TSSOP
1
2
3
4
5
6
7
8
TOP VIEW
16
15
14
13
12
11
10
9
FBN
FBP
ILIM
VREF
FREQ
SYNC
PWMIN
PWMOUT
RUN
ITH
OV/FB
SS
SENSE
VIN
INTVCC
GATE
17
TJMAX = 125°C, θJA = 38°C/ W
EXPOSED PAD (PIN 17) IS GND
MUST BE SOLDERED TO PCB
The
denotes specifications which apply over the full operating temperature range, otherwise specifications are TA = 25°C.
VIN = 12V, VRUN = 1.5V, VSYNC = 0V, VFBP = VREF, RT = 20k, unless otherwise specified.
ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Main Control Loop/Whole System
VIN
Input Voltage Range
336
V
IQ
Input Voltage Supply Current
(Note 4)
Continuous Mode
VOV/FB = 1.5V, VITH = 0.75V
1.5
mA
Shutdown Mode
VRUN = 0V
20
µA
VRUN
+
Rising RUN Input Threshold Voltage
1.348
V
VRUN–
Falling RUN Input Threshold Voltage
1.223
1.248
1.273
V
VRUN(HYST)
RUN Pin Input Threshold Hysteresis
100
mV
Order Options Tape and Reel: Add #TR
Lead Free: Add #PBF
Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking: http://www.linear.com/leadfree/


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