TLD5098EL Infineon Technologies, TLD5098EL Datasheet - Page 28

• Manufacturer Part Number: TLD5098EL
• Description: IC DC-DC CTRLR BUCK BOOST 14SSOP
• Manufacturer: Infineon Technologies

Specifications of TLD5098EL

• Constant Current: Yes
• Constant Voltage: Yes
• Internal Driver: No
• Type - Primary: Automotive
• Mounting Type: Surface Mount
• Topology: PWM, SEPIC, Step-Down (Buck), Step-Up (Boost)
• Number Of Outputs: 1
• Frequency: 100kHz ~ 500kHz
• Voltage - Supply: 4.5 V ~ 45 V
• Voltage - Output: 4.5 V ~ 5.5 V
• Package / Case: 14-LSSOP (0.150", 3.95mm Width) Exposed Pad
• Packages: PG-SSOP-14
• Vs (min): 4.75 V
• Vs (max): 45.0 V
• Vq (max): -
• Iq (max): -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Operating Temperature: -
• Lead Free Status / Rohs Status: Details

Figure 16
Figure 17
Datasheet
I
LED
Voltage V
Concept Drawing Analog Dimming
typ. 300mV
SET
V
V
REF_offset
[V]
REF
versus LED current
FBL
I
R
FBL
2
100 mV
Feedback Voltage
7
+
Error Amplifier
V
R
Analog Dimming Feature Enabled
REF
FB
-
6
I
FBH
R
FBH
1
I
LED
=
V
SET
5
*
−
R
I
SET
0
28
FB
1 .
V
V
OUT
R
C
COMP
COMP
COMP
n*I
SET
V
1.6V
int
8
Analog Dimming
R
I
3
LED
Disabled
12
=
I
SET
GND
V
R
REF
100mV
FB
V
Bandgap
+
+
-
V
[V]
SET
= 1.6V
Rev. 1.0, 2010-10-13
10
Analog Dimming
SET
TLD5098EL
V
SET