TLD5098EL Infineon Technologies, TLD5098EL Datasheet - Page 26

• 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

9.2
Table 5
V
otherwise specified)
Pos.
Short Circuit Protection
9.2.1
Temperature Protection:
9.2.2
9.2.3
Overvoltage Protection:
9.2.4
9.2.5
9.2.6
9.2.7
Open Load and Open Feedback Diagnostics
9.2.8
9.2.9
1) Specified by design; not subject to production test.
Note: Integrated protection functions are designed to prevent IC destruction under fault conditions described in the
Datasheet
IN
= 8V to 34V;
data sheet. Fault conditions are considered as “outside” normal operating range. Protection functions are
not designed for continuous repetitive operation.
Parameter
FBH and FBL Short-Circuit fault
sensing common mode range
Over Temperature Shutdown
Over Temperature Shutdown
Hystereses
Output Over Voltage Feedback
Threshold Increasing
Output Over Voltage Feedback
Hysteresis
Over Voltage Reaction Time
Over Voltage Feedback Input
Current
Open Load/Feedback
Threshold
Open Feedback Threshold
Electrical Characteristics
EC Protection and Diagnosis
T
j
= -40 ⋅C to +150 ⋅C, all voltages with respect to ground, positive current flowing into pin; (unless
Symbol
V
T
T
V
V
t
I
V
V
OVPRR
OVFB
j,SD
j,SD,HYST
FBL,FBH_S2G
OVFB,TH
OVFB,HYS
REF,1,3
REF,2
26
Min.
1.5
160
–
1.21
50
2
-1
-100
0.5
Limit Values
Typ.
–
175
15
1.25
–
–
0.1
–
–
Protection and Diagnostic Functions
Max.
2
190
–
1.29
150
10
1
-20
1
Unit
V
°C
°C
V
mV
µs
µA
mV
V
Conditions
refer to
V
decreasing
1)
1)
refer to
1)
decreasing
Output Voltage
decreasing
V
refer to
V
Open Circuit 1 or 3
V
Open Circuit 2
Rev. 1.0, 2010-10-13
FBH
OVFB
REF
REF
refer to
Output Voltage
=
=
=
V
= 1.25V
TLD5098EL
V
V
FBL
Figure 15
Figure 14
Figure 11
FBH
FBH
Figure 13
- V
- V
FBL
FBL