XC9519 TOREX [Torex Semiconductor], XC9519 Datasheet - Page 31

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

■TYPICAL PERFORMANCE CHARACTERISTICS (Continued)
(23) PFM Switching Current vs. Ambient Temperature
(22) C
400
350
300
250
200
150
100
L
550
500
450
400
350
300
250
200
150
550
500
450
400
350
300
250
200
150
Discharge Resistance vs. Ambient Temperature
-50
-50
-50
Step-up DC/DC Converter (V
Step-up DC/DC Converter (V
SBD
SBD
P
P
: CMS03, P-ch MOS: EMH1303, R
-25
: CMS03, P-ch MOS: EMH1303, R
-25
-25
Ambient Temperature: Ta ( ℃ )
Step-up DC/DC Converter
C
C
Ambient Temperature: Ta ( ℃ )
Ambient Temperature: Ta ( ℃ )
LP
LP
=4×4.7μF, L
=4×4.7μF, L
0
0
0
V
3.6V
IN
V
V
=4.4V
ENP
25
P
P
ENP
=3.3μH (VLF5014S-3R3M2R0)
=3.3μH (VLF5014S-3R3M2R0)
25
25
V
="H",V
2.7V
="H",V
IN
3.6V
=5.5V
3.6V V
ENN
50
ENN
ZP
50
ZP
50
="L",V
=7.5kΩ, C
OUTP
=27kΩ, C
IN
="L",V
OUTP
=5.5V
=15.0V)
MODE
75
=5.0V)
MODE
75
75
ZP
ZP
="H"
=4.7nF
=2.2nF
="H"
100
100
100
400
350
300
250
200
150
100
550
500
450
400
350
300
250
200
150
550
500
450
400
350
300
250
200
150
-50
Inverting DC/DC Converter (V
Inverting DC/DC Converter (V
-50
-50
-25
Inverting DC/DC Converter
-25
-25
Ambient Temperature: Ta ( ℃ )
C
C
LN
LN
Ambient Temperature: Ta ( ℃ )
Ambient Temperature: Ta ( ℃ )
=4×4.7μF, L
=4×4.7μF, L
0
SBD
SBD
0
0
V
N
N
IN
: CMS03, R
: CMS03, R
=4.4V
N
V
N
=3.3μH (VLF5014S-3R3M2R0)
=3.3μH (VLF5014S-3R3M2R0)
3.6V
25
V
ENP
ENP
25
25
V
2.7V
="L",V
IN
="H",V
3.6V V
3.6V
=5.5V
ZN
ZN
=130kΩ, C
=200kΩ, C
50
ENN
OUTN
ENN
50
OUTN
50
="H",V
IN
="L",V
=5.5V
=-5.0V)
=-15.0V)
75
ZN
ZN
MODE
MODE
=0.47nF
=0.47nF
75
75
="H"
="H"
100
XC9519
100
100
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Series