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PDF TLD5098EL Data sheet ( Hoja de datos )
| Número de pieza | TLD5098EL | |
| Descripción | Power LED Driver | |
| Fabricantes | Infineon | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de TLD5098EL (archivo pdf) en la parte inferior de esta página. Total 30 Páginas | ||
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Infineon® Power LED Driver
TLD5098EL
DC/DC Boost, Buck-Boost, SEPIC
controller
www.DataSheet.net/
Datasheet
Rev. 1.0, 2010-10-13
Automotive Power
Datasheet pdf - http://www.DataSheet4U.co.kr/
1 page  
3 Pin Configuration
3.1 Pin Assignment
TLD5098EL
Pin Configuration
IVCC
SWO
SGND
SWCS
PWMO
FBH
FBL
1 14
2 13
3 12
4
exposed
Pad
11
5 10
69
78
PINCONFIG_SSOP-14_5098.SVG
IN
EN/PWMI
GND
FREQ/SYNC
SET
OVFB
COMP
Figure 2 Pin Configuration
3.2 Pin Definitions and Functions
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Pin Symbol
1 IVCC
2 SWO
3 SGND
4 SWCS
5 PWMO
6 FBH
7 FBL
8 COMP
Function
Internal LDO Output;
Used for internal biasing and gate drive. Bypass with external capacitor close to
the pin. Pin must not be left open.
Switch Output;
Connect to gate of external switching MOSFET
Current Sense Ground;
Ground return for current sense switch
Current Sense Input;
Detects the peak current through switch
PWM Dimming Output;
Connect to gate of external MOSFET
Voltage Feedback Positive;
Non inverting Input (+)
Voltage Feedback Negative;
Inverting Input (-)
Compensation Input;
Connect R and C network to pin for stability
Datasheet
5 Rev. 1.0, 2010-10-13
Datasheet pdf - http://www.DataSheet4U.co.kr/
5 Page 
TLD5098EL
Boost Regulator
5.2 Electrical Characteristics
1)
Table 1
EC Boost Regulator
VIN = 8V to 34V; Tj = -40 ⋅C to +150 ⋅C, all voltages with respect to ground, positive current flowing into pin; (unless
otherwise specified)
Pos. Parameter
Symbol
Limit Values
Unit Conditions
Min. Typ. Max.
Regulator:
5.2.1 Feedback Reference Voltage VREF
0.29 0.30 0.31 V
refer to Figure 25
VREF= VFBH -VFBL
VSET= 5V
ILED= 350 mA
5.2.2 Feedback Reference Voltage
5.2.3
Feedback Reference Voltage
Offset
5.2.4 Voltage Line Regulation
5.2.5 Voltage Load Regulation
5.2.6
5.2.7
5.2.8
5.2.9
Switch Peak Over Current
Threshold
Maximum Duty Cycle
Maximum Duty Cycle
Soft Start Ramp
5.2.10
5.2.11
5.2.12
5.2.13
5.2.14
IFBH
Feedback High Input Current
IFBL
Feedback Low Input Current
Switch Current Sense Input
Current
Input Undervoltage Shutdown
Input Voltage Startup
VREF
0.057 0.06
VREF_offset –
–
(ΔVREF /
VREF) /
ΔVIN
–
www.DataSheet.net/
–
(ΔVREF /
VREF) /
ΔIBO
VSWCS
–
130
–
150
DMAX,fixed
DMAX,sync
tSS
91
88
350
93
–
1000
IFBH 38 46
IFBL 15 21
ISWCS
10
50
VIN,off 3.5 –
VIN,on
–
–
0.063 V
refer to Figure 25
VREF= VFBH -VFBL
VSET= 0.4V
ILED= 70mA
5
0.15
5
170
95
–
1500
54
mV refer to Figure 17
and Figure 25
VREF= VFBH -VFBL
VSET= 0.1V
VOUT>VIN
%/V refer to Figure 25
VIN = 8V to 19V;
VSET = 5V;
ILED = 350mA
%/V refer to Figure 25
VSET = 5V;
ILED = 100 to 500mA
mV VFBH = VFBL = 5V
VCOMP = 3.5V
% Fixed frequency mode
% Synchronization mode
µs VFB rising from 5% to
95% of VFB, typ.
µA VFBH - VFBL = 0.3V
27 µA VFBH - VFBL = 0.3V
100 µA VSWCS = 150mV
4.5 V
4.85 V
VIN decreasing
VIN increasing
1) Not subject to production test, specified by design
Datasheet
11
Rev. 1.0, 2010-10-13
Datasheet pdf - http://www.DataSheet4U.co.kr/
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet TLD5098EL.PDF ] | |
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