IFX 80471SK V50 Infineon Technologies, IFX 80471SK V50 Datasheet - Page 14

• Manufacturer Part Number: IFX 80471SK V50
• Manufacturer: Infineon Technologies

Specifications of IFX 80471SK V50

• Packages: PG-DSO-14
• Comment: Vin up to 60V; external MOS; PG-DSO-14
• Vq (max): 5.0 V
• Iq (max): 2,300.0 mA
• Iq (typ): 130.0 µA
• Output: Buck Converter

Electrical Characteristics: Power (cont’d)
5V <
(unless otherwise specified)
Pos.
5.1.25
5.1.26
5.1.27
5.1.28
5.1.29
5.1.30
5.1.31
5.1.32
5.1.33
Reset Generator
5.1.34
5.1.35
5.1.36
5.1.37
5.1.38
5.1.39
5.1.40
5.1.41
5.1.42
Overvoltage Lockout
5.1.43
5.1.44
Data Sheet
V
VS
Parameter
Gate driver,
gate voltage, rise time
Gate driver,
gate voltage, fall time
Peak current limit threshold
voltage
Oscillator frequency
Maximum duty cycle
Minimum on time
SYNC capture range
SYNC trigger level high
SYNC trigger level low
Reset headroom
Reset threshold
Reset threshold hysteresis
Reset threshold
Reset output pull up resistor
Reset output High voltage
Reset output Low voltage
Reset delay time
Reset reaction time
Overvoltage threshold
Overvoltage threshold
< 48V;
T
j
= -40 °C to +125 °C, all voltages with respect to ground, positive current flowing into pin
Symbol
t
t
V
V
f
d
t
Δ
V
V
V
V
Δ
V
R
V
V
t
t
V
V
r
f
OSC
MIN
rd
rr
MAX
V
LIM =
VS
f
SYNC,h
SYNC,l
RT,HEAD
VOUT, RT
FB, RT
RO
RO, H
RO,L
VOUT, OV
FB, OV
sync
VOUT, RT
- V
CS
Min.
–
–
50
290
100
–
250
4.0
–
80
4.5
–
–
–
10
0.8 *
V
–
–
17
70
–
–
–
VOUT
13
Limit Values
4.65
Typ.
45
50
70
360
–
220
–
–
–
–
50
1.12
1.17
20
–
0.2
0.2
21
82
–
V
+ 100
V
+ 20
OUT_nom
FB,th,nom
Max.
60
65
90
420
–
400
530
–
0.8
–
4.8
–
–
–
40
–
0.4
0.4
25
100
10
–
–
Unit Conditions
ns
ns
mV
kHz
%
ns
kHz
V
V
mV
V
mV
V
V
kΩ
V
V
V
ms
ms
µs
mV
mV
V
C
C
V
C
C
PWM mode only
PWM mode only
PWM mode only
PWM mode only
2)
2)
IFX80471SKV50;
V
I
-
IFX80471SKV50;
V
IFX80471SKV50
IFX80471SKV;
V
IFX80471SKV;
V
IFX80471SKV50; Internally
connected to
IFX80471SKV50;
I
I
2.5V <
I
1V <
IFX80471SKV
IFX80471SKV50
2)
IFX80471SKV50;
V
IFX80471SKV;
V
Electrical Characteristics
V
LOAD
RO
RO, L
RO, L
ENABLE/SI_ENABLE
ENABLE/SI_ENABLE
OUT
VOUT
VOUT
VOUT
VOUT
VOUT
BDS
GDRV
BDS
GDRV
VOUT,RT
= 0mA
=1A)
(
= 1mA;
V
= 220 nF;
= 220 nF;
= 0.2mA;
V
decreasing
increasing
increasing
Rev. 1.0, 2011-02-07
increasing/decreasing
increasing
= 4.7nF
= 4.7nF
VOUT
V
S
=6V,
VOUT
< 2.5V
V
<
OUT
V
= 5 V;
= 5 V;
IFX80471
2)
RT