YT0524
V 2.0
QB-PT003
YT0524
LCD
YT0524
4.1V-18V
3.5V+1%
PWM
NMOSFET
2
f
max
9
10
8
5
0-3V
6
6
0.92v
5
2
11
19
19
VDIM<0.5V
100%
VDIM
1.95V
0%
6
5
5
3v
6
5
6
4
1V
12
16
17
V
STH
V
STl
7.5UA
YT0524
IC
INVERTER
LCD
TV
PDA
(7.5uA Max)
4.1~18V
YT0524 SSOP20 -20
----
85
1
Xi'an Swip Co.,Ltd
Http://www.swip.com.cn Email: market@swip.com.cn
Tel: 86-29-8386383 Fax: 86-29-8386287
YT0524
PO1
1
20
VCC
GND 2
19
VDIM
PO2 3
18
VREG
OVL 4
17
STBY
A1OUT 5
16
A2IN2
IL 6
15
A2OUT
PWM 7
14
A2IN1
FSET 8
13
A1IN
VCOC 9
12
ERRC
CREF 10
11 CT2
PIN1&PIN3
PO1&PO2
9.7v
PIN2 GND
PIN4 OVL
1V
PIN5 A1OUT
PIN6 IL
PIN7 PWM
PWM
PIN8 FSET
PIN9 VCOC
PIN10 CREF
9
PIN11 CT2
PIN12 ERRC
pin12
2.4V
pin1
3
PIN13 A1IN
PIN14 A2IN1
PIN15 A2OUT
PIN16 A2IN2
PIN17 STBY
PIN18 VREG
3.5v
PIN19 VDIM
pin11
PIN20 VCC
2
Xi'an Swip Co.,Ltd
Http://www.swip.com.cn Email: market@swip.com.cn
Tel: 86-29-8386383 Fax: 86-29-8386287
YT0524
:
T
A
=25
Ta25Vcc12V
V
CC
4.1 18 V
Icc 8 10 12 mA
CL=1nF,
Vcc=20V
Vreg 3.4 3.5 3.6 V
F
osc1
72
kHZ
A1OUT=0V
A2IN2=1.9V
F
osc2
48
kHZ
A1OUT=3V
A2IN2=1.9V
V
OH
8.7 V VCC=9V
V
OL
0.2
V
VCC=9V
V
OC
9.7
V
VCC=18V
tr
tr
150
ns
CL=1nf, Vo=10% 90%
tf
tf
130
ns
CL=1nf, Vo=10% 90%
F
BST
252
Hz
Pin19=1V
V
BST
0.5 V VDIM<VBST
100
1
D1
16 % Pin16=1.9V
Pin5=0.1V
2
D2
11 % Pin16=2.3V
Pin5=0.1V
V
REF
0.92
V
Pin13
V
RS
3.0
V
Pin5
Vov
1.0
V Pin4
V
STH
1.9
V
V
STl
1.6 V
V
ER
2.4
V
Pin12
Pin4
V
LV
4.1
V
I
OFF
7.5
A
Vcc
4.1
----
18
V
fosc
20
----
150
kHz
CL
0.5
----
1.5
nF
3
Xi'an Swip Co.,Ltd
Http://www.swip.com.cn Email: market@swip.com.cn
Tel: 86-29-8386383 Fax: 86-29-8386287
YT0524
4
Xi'an Swip Co.,Ltd
Http://www.swip.com.cn Email: market@swip.com.cn
Tel: 86-29-8386383 Fax: 86-29-8386287
f
max
9
10
R
(PIN10)
5K-----15KC
(PIN9)
220P-----470P
f
max
0.15/ R
(PIN10)
C
(PIN9)
;
f
min
8
f
min
(1-R
(PIN10)
/R
(PIN8)
) f
max
f
max
f
min
13
4700pF
Vcc 18
V
Pd 700 mW
Topr
-20
----
85
0
C
Tstg
-50
----
125
0
C
YT0524
5
Xi'an Swip Co.,Ltd
Http://www.swip.com.cn Email: market@swip.com.cn
Tel: 86-29-8386383 Fax: 86-29-8386287
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