XC9519 TOREX [Torex Semiconductor], XC9519 Datasheet - Page 7

• Manufacturer Part Number: XC9519
• Description: Dual Output Step-Up/Inverting DC/DC Converter
• Manufacturer: TOREX [Torex Semiconductor]

●XC9519 Series, Step-up DC/DC Converter
■ELECTRICAL CHARACTERISTICS (Continued)
Maximum Current Limit
NOTE:
(*1) If the applied voltage and its pin name are not stated, those pins are left open for measurement.
(*2) Input voltage or positive output voltage range should be V
(*3) Maximum current limit denotes the level of detection at peak of coil current.
C
Output Voltage Range
PFM Switching Current
Oscillation Frequency
Maximum Duty Cycle
L
Threshold Voltage
LXP SW “H” Leak
Discharge Resistance
LXP SW “H” ON
Short Protection
Protection Limit
BSW Pin Current
Characteristics
Soft-Start Time
PARAMETER
Over Voltage
FBP Voltage
FBP Voltage
Temperature
Resistance
Current
(*3)
(V
SYMBOL
FBP
V
V
R
D
V
OUTPSET
R
I
f
I
V
SHORTP
LEAKH
I
・ Topr)
I
OSCP
t
DCHGP
PFMP
V
LIMP
OVPP
BSW
MAXP
LXPH
SSP
FBP
FBP
/
(0V→3.6V)
V
V
V
V
V
V
V
V
V
V
V
V
-40
V
V
Time to start L
V
V
The voltage which the integral latch time
becomes 200μs or less while V
V
V
V
V
V
V
The voltage which L
The voltage which L
V
IN
OUTP
FBP
IN
OUTP
IN
IN
OUTP
IN
IN
IN
FBP
IN
OUTP
IN
OUTP
IN
OUTP
IN
OUTP
IN
OUTP
FBP
= V
= V
= V
= 3.6V, V
= V
= V
= 6.0V, V
=V
= V
=5.5V, V
=V
=V
o
C≦Topr≦85
= 0.9V, V
is decreasing.
is increasing.
= V
= V
= V
= V
= V
= V
= V
= 4.0V
ENP
ENP
ENP
ENP
ENP
ENP
ENP
ENP
ENP
SWP
SWP
SWP
SWP
SWP
SWP
SWP
= V
= 5.5V, V
= 5.5V, V
= 3.6V, V
= 3.6V, V
= 3.6V, V
= 3.6V, V
= 3.6V, V
= 3.6V, V
ENP
ENN
ENP
= 3.6V
= 3.6V, V
MODE
= 3.6V, V
= 3.6V, V
= 5.5V
= 3.6V, V
= 3.6V, V
OUTP
XP
=0V, V
CONDITIONS
=V
= V
oscillation from the rise of V
= 3.6V, V
= V
o
C
ENN
ENN
ENN
ENN
ENN
ENN
ENN
ENN
ENN
MODE
OUTPSET
XP
XP
SWP
LXP
= V
= V
= V
FBP
FBP
FBP
GAINP
BSW
= V
= V
= V
= V
= V
starts oscillation while
= V
stops oscillation while
= 0V
=5.5V
=0V
=0V
= 5.5V
MODE
MODE
= 0.95V
MODE
MODE
MODE
MODE
MODE
MODE
=3.6V
MODE
≧V
= 3.6V
ENN
(*1)
= 0V
IN
=0V
=0V
=0V
= 0V
= 0V
= 0V
= 0V
= 0V
= 0V, I
FBP
+ 0.2V.
is decreasing.
LXP
= 100mA
ENP
.
4.0
+0.03
0.985
MIN.
1020
2000
V
180
0.8
0.3
0.2
84
50
FBP
-
-
-
(*2)
+0.07
1200
±100
TYP.
1.000
0.12
0.01
V
350
200
2.5
0.5
1.2
90
FBP
-
-
+0.10
MAX.
1.015
1380
4000
18.0
0.28
V
550
500
1.0
5.2
0.7
3.0
97
FBP
-
ppm /
UNITS
kHz
μA
mA
mA
mA
ms
Ω
Ω
%
V
V
V
V
o
C
XC9519
CIRCUIT
Ta=25℃
Series
③
③
⑧
③
④
⑥
⑤
③
⑤
③
⑦
②
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