TLD5098EL Datasheet, PDF (34/39 Pages) Infineon Technologies AG – DC/DC Boost, Buck-Boost, SEPIC controller

TLD5098EL
Application Information
DSC1:
Rlim:10kΩ
Low Power Diode range
CBO
DSC2:
Low Power Diode
DR V
VBATT
L1
C1
VIN
CIN
C2
Provisional
Parts
VCC or V IVCC
PWM-Output
IC2
Microcontroller
(e.g. XC866)
Input
Output
Output
PWM
RFB
D3
Power
Schottky
Diode
Rfilter
Dn
Short to GND
VOUT is always higher than VIN
Therefore: Number of LEDs could be variable!
TD IM2
D1
DZ
Short to GND
RD IM1
Cfilter
TD IM1
LBO
5 PWMO
SWO 2
6 FBH
7 FBL
14 IN
SWCS 4
SGND 3
10 SET
OVFB 9
IC₁
TLD5098
13 EN / PWMI
11 FREQ / SYNC
COMP 8
ISW
DBO
TSW
RCS
RFR EQ
GND
12
IVCC 1
CIVC C
CCOMP
RCOMP
R D IM2
ILED
VOUT
ROVH
ROVL
Figure 23 LED High Side Return Application Circuit (Boost to Vbb, B2B)
Reference
Designator
D1 - n
D_{BO ,} D₃
D_{SC1 ,} D_SC2
DZ
C_BO
CIN
C_COMP
C_IVCC
IC1
IC₂
LBO
RCOMP, RDIM1, RDIM2, Rlim
RFB
R_FREQ
ROVH
R_OVL
R_CS
TDIM1,TDIM2
TSW
Value
White
Schottky, 3 A, 100 V_R
Low Power Diode
Zener Diode
100 uF, 80V
100 uF, 50V
10 nF
1 uF, 6.3V
--
--
100 uH
10 kΩ, 1%
820 mΩ, 1%
20 kΩ, 1%
33.2 kΩ, 1%
1 kΩ, 1%
50 mΩ, 1%
60V Dual N-ch (3.1A) and P-ch. enh. (2A)
alternativ: 100V N-ch (0.37A),
alternativ: 60V P-ch (1.9A)
N-ch, OptiMOS-T2 100V, 35A
alternativ: 60V N-ch, 30A
alternativ : 60V N-ch, 2.6A
Manufacturer
Osram
Vishay
Infineon
--
Panasonic
Panasonic
EPCOS
EPCOS
Infineon
Infineon
Coilcraft
Panasonic
Panasonic
Panasonic
Panasonic
Panasonic
Panasonic
Infineon
Infineon
Infineon
Infineon
Infineon
Infineon
Part
Number
LW W5AP
SS3H10
BAS16-03W
--
EEVFK1K101Q
EEEFK1H101GP
X7R
MLCC CCNPZC105KBW X7R
TLD5098
XC866
MSS1278T-104ML_
ERJ3EKF1002V
ERJ14BQFR82U
ERJ3EKF2002V
ERJP06F5102V
ERJ3EKF1001V
ERJB1CFR05U
BSO615CG
BSP123
BSP171P
IPD35N10S3L-26
IPD30N06S4L-23
BSP318S
Type
Quantity
Diode
Diode
Diode
Diode
Capacitor
Capacitor
Capacitor
Capacitor
IC
IC
Inductor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Transistor
Transistor
Transistor
variable
2
2
1
1
1
1
1
1
1
1
4
1
1
1
1
1
1
1
1
Transistor 1 AppDiagLED _HSR_HSSBOM .vsd
Transistor
1
Transistor
1
Figure 24 Bill of Materials for LED High Side Return Application Circuit
Datasheet
34
Rev. 1.0, 2010-10-13