TLD5095EL Infineon Technologies, TLD5095EL Datasheet - Page 20

• Manufacturer Part Number: TLD5095EL
• Description: IC DC-DC CTRLR BUCK BOOST 14SSOP
• Manufacturer: Infineon Technologies

Specifications of TLD5095EL

• Constant Current: Yes
• Constant Voltage: Yes
• Topology: PWM, SEPIC, Step-Down (Buck), Step-Up (Boost)
• Number Of Outputs: 1
• Internal Driver: No
• Type - Primary: Automotive
• Frequency: 100kHz ~ 500kHz
• Voltage - Supply: 4.75 V ~ 45 V
• Voltage - Output: 4.6 V ~ 5.4 V
• Mounting Type: Surface Mount
• Package / Case: 14-TSSOP Exposed Pad, 14-eTSSOP 14-HTSSOP
• Internal Switch(s): *
• Efficiency: *
• 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: -
• Current - Output / Channel: -
• Lead Free Status / Rohs Status: Details

Figure 11
Figure 12
Datasheet
TLD5095
Feedback Voltage
TLD5095
Overvoltage
Error Amplifier
GND
Compartor
12
Open Load and Open Feedback Conditions
Overvoltage Protection description
example: V
OVFB
PWMO
9
OVFB
V
1.25mA
OUT,max=40V
FBH
FBL
OVFB,TH
R
R
OVH
OVL
9
6
7
5
R
R
OVH
OVL
V
+
REF
-
1kΩ
. 1
40
25
V
BO
V
mA
1.25V
R
FB
≅
33
T
Open Circuit 3
Open Circuit 1
Open Circuit 2
DIM
Open Circuit 4
2 .
k
D
D
D
D
D
D
D
D
D
D
Ω
1
2
3
4
5
6
7
8
9
10
20
V
V
V
OVP,max
OVFB,TH
OVFB
Max Threshold = -20 mV
Min Threshold = -100 mV
Output Open Circuit Conditions
Open Circuit
Max Threshold = 1.0 V
Condition
Min Threshold = 0.5 V
Overvoltage Protection is
Protection and Diagnostic Functions
Typical V
Overvoltage Protection
1
2
3
4
REF
Fault Condition
Open PWMO
= 0.3 V
disabled
ACTIVE
Open VBO
Open FBH
Open FBL
V
REF
Rev. 1.1, 2009-12-16
Detected by overvoltage
Fault Threshold Voltage
V
FBx
-20 to -100 mV
TLD5095EL
0.5 to 1.0 V
< V
V
FBx,min
REF
= 4.5V
1.25V
t