TLF50281EL Infineon Technologies, TLF50281EL Datasheet - Page 30
TLF50281EL
Manufacturer Part Number
TLF50281EL
Description
Manufacturer
Infineon Technologies
Datasheet
1.TLF50281EL.pdf
(36 pages)
Specifications of TLF50281EL
Packages
PG-SSOP-14
Comment
Asyncronous low-Iq-Buck; 5V/500mA; Iq
Vq (max)
5V
Iq (max)
500.0 mA
Iq (typ)
45.0 µA
Output
Buck Converter
Available stocks
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8.2
Electrical Characteristics: Buck Regulator
V
Pos.
Frequency Setting FREQ
8.2.1
Synchronization SYNC
8.2.2
8.2.3
8.2.4
8.2.5
8.2.6
8.2.7
1) Synchronization of PWM-on signal to falling edge.
Data Sheet
S
= 6.0 V to 40 V,
Parameter
Oscillator frequency spread
Synchronization capture range
SYNC signal high level valid
SYNC signal low level valid
SYNC input internal pull-down
SYNC signal minimum high time
SYNC signal minimum low time
Electrical Characteristics
T
j
= -40 °C to +150 °C, all voltages with respect to ground (unless otherwise specified)
Symbol
f
f
V
V
R
t
t
osc
sync
SYNC,H, min
SYNC,L,min
SYNC,H
SYNC,L
SYNC,INT
30
Min.
2000
1500
2.9
–
0.15
25
25
Limit Values
Typ.
2200
–
–
–
0.25
–
–
Max.
2400
2200
–
0.8
0.35
–
–
Unit
kHz
kHz
V
V
MΩ
ns
ns
Rev. 1.0, 2011-10-24
Conditions
V
R
–
1)
1)
V
–
–
SYNC
FREQ
SYNC
TLF50281EL
= 47kΩ
= 0V;
= 5V
Oscillator