參數(shù)資料
型號: TPS61040DBV
廠商: Texas Instruments, Inc.
英文描述: LOW POWER DC/DC BOOST CONVERTER IN SOT-23 PACKAGE
中文描述: 低功率DC / DC升壓轉換器SOT - 23封裝
文件頁數(shù): 5/18頁
文件大?。?/td> 299K
代理商: TPS61040DBV
www.ti.com
ELECTRICAL CHARACTERISTICS
Vin = 2.4 V, EN = VIN, T
A
= -40
°
C to 85
°
C, typical values are at T
A
= 25
°
C (unless otherwise noted)
TPS61040
TPS61041
SLVS413B–OCTOBER 2002–REVISED MAY 2004
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
SUPPLY CURRENT
Vin
I
Q
I
SD
V
UVLO
ENABLE
V
IH
V
IL
I
I
POWER SWITCH AND CURRENT LIMIT
Vsw
Maximum switch voltage
t
off
Minimum off time
t
on
Maximum on time
R
DS(ON)
MOSFET on-resistance
R
DS(ON)
MOSFET on-resistance
MOSFET leakage current
I
LIM
MOSFET current limit
I
LIM
MOSFET current limit
OUTPUT
V
OUT
Adjustable output voltage range
V
ref
Internal voltage reference
I
FB
Feedback input bias current
V
FB
Feedback trip point voltage
Input voltage range
Operating quiescent current
Shutdown current
Under-voltage lockout threshold
1.8
6
V
μA
μA
V
I
OUT
= 0 mA, not switching, V
FB
= 1.3 V
EN=GND
28
0.1
1.5
50
1
1.7
EN high level input voltage
EN low level input voltage
EN input leakage current
1.3
V
V
μA
0.4
EN = GND or VIN
0.1
1
30
V
ns
μs
m
m
μA
mA
mA
250
400
550
7.5
1000
1250
10
450
285
4
6
Vin = 2.4 V; Isw = 200 mA; TPS61040
Vin = 2.4 V; Isw = 200 mA; TPS61041
V
sw
= 28 V
TPS61040
TPS61041
600
750
1
350
215
400
250
Vin
28
V
V
μA
V
1.233
V
FB
= 1.3 V
1.8 V
Vin
6.0 V
1.8 V
Vin
6.0 V; Vout = 18 V; Iload = 10 mA
Cff = not connected
Vin = 2.4 V; Vout = 18 V; 0 mA
Iout
30 mA
1
1.208
1.233
1.258
Line regulation
(1)
0.05
%/V
Load regulation
(1)
0.15
%/mA
(1)
The line and load regulation depend on the external component selection. Refer to the application section for further information.
5
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