參數(shù)資料
型號： MAX1765EUE
廠商： MAXIM INTEGRATED PRODUCTS INC
元件分類： 穩(wěn)壓器
英文描述： 800mA, Low-Noise, Step-Up DC-DC Converter with 500mA Linear Regulator
中文描述： 1.3 A SWITCHING REGULATOR, 1000 kHz SWITCHING FREQ-MAX, PDSO16
封裝： 4.40 MM, EXPOSED PAD, TSSOP-16
文件頁數(shù)： 3/19頁
文件大?。?/td> 559K
代理商： MAX1765EUE
M
800mA, Low-Noise, Step-Up DC-DC Converter
with 500mA Linear Regulator
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(V
OUT
= V
POUT
= V
INL
= V
ONA
= V
ONL
= 3.6V, CLK/SEL = FBL =
ONB
= TRACK = PGND = GND, ISET = REF (bypassed with
0.22μF), LX = open, OUTL = open (bypassed with 4.7μF),
T
A
= 0
°
C to +85
°
C
, unless otherwise noted. Typical values are at
T
A
= +25
°
C.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
DC-DC SWITCHES
POUT Leakage Current
LX Leakage Current
V
LX
= 0, V
OUT
= 5.5V
V
LX
= V
OUT
= V
ONB
= 5.5V, ONA = GND
N-channel
P-channel
V
ISET
= 1.25V, CLK/SEL = GND or OUT
CLK/SEL = GND
0.1
0.1
0.17
0.22
1250
50
10
10
0.28
0.5
1600
120
μ
A
μ
A
Switch On-Resistance
N C hannel C ur ent Li m ( N ote 4)
P-Channel Turn-Off Current
REFERENCE
Reference Output Voltage
Reference Load Regulation
Reference Supply Regulation
LINEAR REGULATOR
INL Voltage Range
INL Startup Voltage
I
LIM
1000
10
mA
mA
V
REF
I
REF
= 0
-1
μ
A < I
REF
< 50
μ
A
2.5V < V
OUT
< 5.5V
1.230
1.250
5
0.2
1.270
15
5
V
mV
mV
(Note 1)
V
OUT
= 2V, rising edge only
2.3
2.30
5.5
2.45
V
V
V
INL
2.15
Output Voltage in Internal
Feedback Mode
FBL = GND, I
OUTL
= 10mA
2.80
2.85
2.90
V
FBL Dual-Mode Threshold
FBL Regulation Voltage
FBL Input Leakage Current
OUTL Adjust Range
Short-Circuit Current Limit
Dropout Resistance
Load Regulation
150
1.230
250
1.250
0.01
350
1.270
50
5
1300
0.5
1
mV
V
nA
V
mA
%
V
FBL
FBL = OUTL, I
OUTL
= 10mA, I
REF
= 0
V
FBL
= 1.5V
1.25
550
V
FBL
= 1V
V
FBL
1mA < I
OUTL
< 500mA, FBL = GND
2.5V < (V
OUT
= V
INL
= V
POUT
) < 5.5V,
FBL = OUTL
= 1V, I
OUTL
= 500mA
0.25
0.5
Line Regulation
-0.5
0.5
%
INL Supply Current in Shutdown
INL No-Load Supply Current
AC Power-Supply Rejection
Thermal Shutdown
OUTL = ONA = ONL = GND
I
OUTL
= 0, V
INL
= 5.5V
f = 10kHz
Hysteresis approximately 10
°
C
0.1
90
65
160
10
250
μ
A
μ
A
dB
°
C
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