Texas Instruments TPS65135 SIMO Converter Evaluation Module TPS65135EVM-265 TPS65135EVM-265 데이터 시트
제품 코드
TPS65135EVM-265
0
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90
0
10
20
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40
50
60
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100
V
pos
current (mA)
V
n
e
g
current (mA)
V
IN
= 3.7 V
V
pos
= 5 V
V
neg
= −5 V
L = TOKO DFE252012C, 2.2µH
Not allowed
Area
Not allowed
Area
L1
I
Inductor
V
POS
V
NEG
V
= 3.7V
V
= 5V
V
= -5V
I
= 10mA
IN
POS
NEG
OUT
0
10
20
30
40
50
60
70
80
1
10
100
Current (mA)
Efficiency (%)
V
IN
= 2.5 V
V
IN
= 3.0 V
V
IN
= 3.7 V
V
IN
= 4.5 V
L = 2.2 µH
V
V
POS
= 5 V
V
NEG
= −5 V
G000
0
10
20
30
40
50
60
70
80
1
10
100
Current (mA)
Efficiency (%)
V
IN
= 2.5 V
V
IN
= 3.0 V
V
IN
= 3.7 V
V
IN
= 4.5 V
L = 4.7 µH
V
V
POS
= 5 V
V
NEG
= −5 V
G000
SLVS704A – NOVEMBER 2011 – REVISED NOVEMBER 2011
TYPICAL CHARACTERISTICS
V
POS
= 5 V, V
NEG
= -5 V, unless otherwise noted
TABLE OF GRAPHS
Figure
Efficiency
vs. load current with TOKO DFE252012C 2.2 µH inductor
Efficiency
vs. load current with TOKO DFE252012C 4.7 µH inductor
Typical Output Current Window (Mismatch)
I
OUTP
vs. I
OUTN
Operation at light load current (10mA)
DCM operation
Operation at high load current (80mA)
CCM operation
Line transient response
I
OUT
= 10 mA
Line transient response
I
OUT
= 50 mA
Start-up
V
IN
rising, no load
Start-up
EN = high, no load
Shut-down
V
IN
falling, no load
Shut-down
EN = low, no load
Transient Response
I
OUT
= 10mA to 50mA (load between V
NEG
and V
POS
)
Transient Response
I
OUT
= 20mA to 80mA (load between V
NEG
and V
POS
)
Switching frequency
vs. load current
Quiescent current
vs. input voltage
EFFICIENCY vs
EFFICIENCY vs.
LOAD CURRENT (TOKO DFE252012C, 2.2 µH)
LOAD CURRENT (TOKO DFE252012C, 4.7 µH)
Figure 2.
Figure 3.
OUTPUT CURRENT MISMATCH
Positive Output Current vs.
OPERATION AT LIGHT LOAD CURRENT,
Negative Output Current
DCM OPERATION
Figure 4.
Figure 5.
Copyright © 2011, Texas Instruments Incorporated
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