TLD5098EL Infineon Technologies, TLD5098EL Datasheet - Page 36

• 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

11.1
In fixed frequency mode where an external resistor configures the switching frequency the minimum boost inductor
is given by the formula in
•
•
•
•
Figure 27
In synchronization mode where an external clock source configures the switching frequency the minimum boost
inductor is given by the formula in
•
•
•
Figure 28
•
•
•
Datasheet
L
V
R
f
L
V
R
Please contact us for information regarding the FMEA pin.
Existing App. Note (Title)
For further information you may contact
FREQ
MIN
SYNC
BO
BO
CS
CS
= Boost Output Voltage
= Current Sense Resistor
= Boost Output Voltage
= Current Sense Resistor
= Minimum Inductance Required During Fixed Frequency Operation
= Switching Frequency
= Minimum Inductance Required During Synchronization Operation
Further Application Information
Minimum Inductance Required During Fixed Frequency Operation (B2G configuration)
Minimum Inductance Required During Synchronization Operation (B2G configuration)
Figure
L
27.
L
Figure
MIN
SYNC
≥
28.
------------------------------------------------------------------- -
106
http://www.infineon.com/
≥
-----------------------------------------------------------
106
×10
V
V
BO
×10
BO
3 –
36
[ ] R
[ ]
[ ] R
V
3 –
V
V
[ ] 250kHz
×
V
×
×
f
×
FREQ
CS
CS
[ ]
[ ]
Ω
Ω
[
Hz
]
Application Information
Rev. 1.0, 2010-10-13
TLD5098EL