參數(shù)資料
型號： TPS60125PWPR
廠商： Texas Instruments, Inc.
英文描述： REGULATED 3.3 V, 200-mA HIGH EFFICIENCY CHARGE PUMP DC/DC CONVERTERS
中文描述： 穩(wěn)壓3.3伏，200毫安高效率電荷泵DC / DC轉(zhuǎn)換器
文件頁數(shù)： 9/27頁
文件大?。?/td> 561K
代理商： TPS60125PWPR
TPS60120, TPS60121, TPS60122, TPS60123, TPS60124, TPS60125
REGULATED 200-mA HIGH EFFICIENCY CHARGE PUMP
DC/DC CONVERTERS
SLVS257B – NOVEMBER 1999 – REVISED AUGUST 2000
9
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics at C
I
= 10
μ
F, C
1F
= C
2F
= 2.2
μ
F, C
O
= 22
μ
F, T
C
= –40
°
C to 85
°
C, V
I
= 2 V,
V
FB
= V
O
and V
(ENABLE)
= V
I
(unless otherwise noted)
PARAMETER
TEST CONDITIONS
IO = 0
IO = IO(max)
TC = 25
°
C
MIN
1.8
TYP
MAX
UNIT
VI( i )
VI(min)
Minimum start up voltage
Minimum start-up voltage
V
2
V(UVLO)
Input undervoltage lockout threshold
1.6
1.8
V
IO(MAX)
Maximum continuous
output current
out ut current
TPS60120, TPS60121,
TPS60124, TPS60125
200
mA
TPS60122, TPS60123
100
mA
TPS60120,
TPS60121,
TPS60122,
TPS60123
1.8 V < VI < 2 V,
0 < IO < IO(MAX)/2,
TC = 0
°
C to 70
°
C
2 V < VI < 3.3 V,
0 < IO < IO(MAX)
3.3 V < VI < 3.6 V,
0 < IO < IO(MAX)
1.8 V < VI < 2 V,
0 < IO < IO(MAX)/2,
TC = 0
°
C to 70
°
C
2 V < VI < 3.3 V,
0 < IO < IO(MAX)
3.3 V < VI < 3.6 V,
0 < IO < IO(MAX)
VI = 2.4 V, V(ENABLE) = 0 V
VI = 2.4 V
VI = 2.4 V, V(ENABLE) = 0 V
VI = 2.4 V
VI = 1.8 V
VI = 3.6 V
V(ENABLE) = VGND or VI
VI = 2.4 V,
1 mA < IO < IO(MAX)
TC = 25
°
C
2 V < VI < 3.3 V,
IO = 100 mA,
TC = 25
°
C
VI < 2.4 V, VO = 0 V,
TC = 25
°
C
VI = 1.8 V to 2.2 V,
Hysteresis 0.8% for rising
LBI, TC = 0
°
C to 70
°
C
3.17
3.43
3.17
3.43
VO
Output voltage
3.17
3.47
V
TPS60124,
TPS60125
2.88
3.12
2.88
3.12
2.88
3.3
Ilkg(OUT)
IQ
IQ(SDN)
fOSC(INT)
VIL
VIH
Ilkg(ENABLE)
Output leakage current
1
μ
A
μ
A
μ
A
kHz
Quiescent current (no-load input current)
55
90
Shutdown supply current
0.05
1
Internal switching frequency
210
320
450
Enable input voltage low
0.3 x VI
V
Enable input voltage high
0.7 x VI
V
μ
A
Enable input leakage current
0.01
0.1
Output load regulation
0.003%
/mA
Output line regulation
0.3%
/V
Short circuit current limit
115
mA
V(LBITRIP)
Low battery trip voltage
TPS60120, TPS60122,
TPS60124
1.15
1.21
1.27
V
II(LBI)
LBI input current
TPS60120, TPS60122,
TPS60124
V(LBI) = 1.3 V
100
nA
VO(LBO)
LBO output voltage low
(see Note 2)
TPS60120, TPS60122,
TPS60124
V(LBI) = 0 V,
I(LBO,SINK) = 1 mA
V(LBI) = 1.3 V,
V(LBO) = 3.3 V
0.4
V
Ilkg(LBO)
LBO leakage current
TPS60120, TPS60122,
TPS60124
0.01
0.1
μ
A
NOTE 2: During start-up the LBO and PG output signal is invalid for the first 500
μ
s.
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