LT3755EUD-2#TRPBF Linear Technology, LT3755EUD-2#TRPBF Datasheet - Page 9

• Manufacturer Part Number: LT3755EUD-2#TRPBF
• Description: IC LED DRVR HP CONST CURR 16-QFN
• Manufacturer: Linear Technology
• Type: High Power, Constant Currentr

Specifications of LT3755EUD-2#TRPBF

• Constant Current: Yes
• Constant Voltage: Yes
• Topology: Flyback, Low Side, PWM, SEPIC, Step-Down (Buck), Step-Up (Boost)
• Number Of Outputs: 1
• Internal Driver: No
• Type - Primary: Automotive
• Type - Secondary: White LED
• Frequency: 100kHz ~ 1MHz
• Voltage - Supply: 4.5 V ~ 40 V
• Voltage - Output: 75V
• Mounting Type: Surface Mount
• Package / Case: 16-WQFN Exposed Pad
• Operating Temperature: -40°C ~ 125°C
• Current - Output / Channel: 1A
• Internal Switch(s): Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Efficiency: -

block DiagraM
SHDN/UVLO
ISN
ISP
CTRL
V
REF
2V
1.22V
+
–
1.1V
SHORT-CIRCUIT
2.1µA
150mV
–
+
DETECT
A7
–
+
+
+
–
A3
A6
BUFFER
CTRL
+
–
A10
SHDN
1.25V
5k
140µA
170k
SCILMB
FB
Q2
50k
+
–
+
–
g
A1
m
EAMP
A5
165°C
LOGIC
g
FAULT
T
m
LIM
VC
10µA AT
FB = 1.25V
10µA AT
A1
+
= A1
1.3V
10µA
SSCLAMP
10µA
–
COMPARATOR
–
+
SCILMB
SS
1.25V
OVFB
VC
+
–
COMPARATOR
+
+
–
A2
LT3755/LT3755-1/LT3755-2
PWM
PROG
FREQ
100KHz TO 1MHz
OSCILLATOR
GENERATOR
PWMOUT
RAMP
RT
PWM
1.25V
SYNC
R
OPTION FOR
LT3755-1
1.2V
S
FB
–
+
A8
Q
LDO
–
+
I
DRIVER
SENSE
A4
V
7.15V
+
–
IN
OPENLED
OPTION
FOR
LT3755
AND
LT3755-2
INTV
SENSE
GATE
GND
37551 BD
CC
37551fd