TLD5095EL Datasheet, PDF (25/31 Pages) Infineon Technologies AG – DC/DC Boost, Buck-Boost, SEPIC controller

TLD5095EL
Application Information
DR V
L filte r
V_{B A TT}
C1
C2
Provisional
Parts
VCC
IC₂
Microcontroller
(e.g. XC866)
Input
Output
Output
RFR EQ
L1
VIN
C_IN
14 IN
SWO 2
SWCS 3
IVCC / VCC
R_ST
C_{C OM P}
RC OM P
SGND 4
OVFB 9
IC₁
10 ST ^TLD5095
13 EN / PWMI
11 FREQ / SYNC
FBH 6
8 COMP
FBL 7
IVCC 1
C IVC C
GND
12
PWMO 5
CSEPIC
D_BO
IS W
L₂
TSW
CBO
RC S
R_OVH
ROVL
D_{P O L}
R_POL
RFB
VREF
ILED
D₁
D2
D₃
D₄
D5
D6
D₇
D₈
D9
D₁₀
T D IM
Figure 17 SEPIC Application Circuit
Reference
Designator
D_{1 - 10}
D_BO
C_SEPIC
C_IN, C_BO
C_COMP
C_IVCC
IC₁
IC₂
L₁ , L₂
R_COMP, R_POL
D_POL
R_FB
R_FREQ, R_ST
R_OVH
R_OVL
R_CS
T_DIM,T_SW
Value
Manufacturer
White
Schottky, 3 A, 100 V_R
3.3 uF, 20V
100 uF, 50V
10 nF
1uF , 6.3V
--
--
22 uH
alternativ: coupled inductor
10 kΩ, 1%
80V Diode
820 mΩ, 1%
20 kΩ, 1%
33.2 kΩ, 1%
1 kΩ, 1%
50 mΩ, 1%
Dual N-ch enh.
alternativ: 100V N-ch, 35A
alternativ : 60V N-ch, 2.6A
Osram
Vishay
EPCOS
Panasonic
EPCOS
EPCOS
Infineon
Infineon
Coilcraft
Coilcraft
Panasonic
Infineon
Panasonic
Panasonic
Panasonic
Panasonic
Panasonic
Infineon
Infineon
Infineon
Part
Number
LW W5SM
SS3H10
X7R, Low ESR
EEEFK1H101GP
X7R
MLCC CCNPZC105KBW X7R
TLD5095
XC866
MSS1278T-223ML
MSD1278 -223MLD
ERJ3EKF1002V
BAS1603W
ERJ14BQFR82U
ERJ3EKF2002V
ERJ3EKF3322V
ERJ3EKF1001V
ERJB1CFR05U
IPG15N06S3L-45
IPD35N10S3L-26
BSP318S
Figure 18 Bill of Materials for SEPIC Application Circuit
Type
LED
Diode
Capacitor
Capacitor
Capacitor
Capacitor
IC
IC
Inductor
Inductor
Resistor
Diode
Resistor
Resistor
Resistor
Resistor
Resistor
Transistor
Transistor
Transistor
Quantity
10
1
1
2
1
1
1
1
2
1
2
1
1
2
1
1
1
1
2
2
Datasheet
25
Rev. 1.1, 2009-12-16