參數(shù)資料
型號(hào): sp6650
英文描述: High Efficiency 600mA Synchronous Buck Regulator(高效率,600mA同步補(bǔ)償穩(wěn)壓器)
中文描述: 600mA的高效率同步降壓穩(wěn)壓器(高效率,600mA的同步補(bǔ)償穩(wěn)壓器)
文件頁數(shù): 3/17頁
文件大?。?/td> 170K
代理商: SP6650
3
Rev. 2/4/02
SP6650 High Efficiency 600mA Synchronous Buck Regulator
Copyright 2002 Sipex Corporation
BLOCK DIAGRAM
SPECIFICATIONS (continued)
Specifications apply for -40
°
C to +85
°
C, V
OUT
= 3.3V, V
IN
= 3.6V, I
LIM
= SHDN = V
IN
, FB = GND, L1 = 22
μ
H, C
OUT
= C
IN
= 47
μ
F, unless otherwise noted.
PARAMETER
MIN.
TYP.
Falling BLON Trip Voltage
2.88
3.00
BLON Trip Voltage Hysteresis
2.9
BLON Low Output Voltage
PVIN
Internal
V
IN
Min
T
OFF
Min
T
ON
REF
SHDN
UVLO
REF
SHDN
I
LIM
FB
V
OUT
Ref
REF
I
LIM
/M
overcurrent
GND
BLON
UVLO
I
LIM
/M
D
V
IN
CLR
REF/2
Q
V
IN
Q
LX
+
-
C
+
-
C
+
-
C
+
-
C
+
-
C
M
1
PGND
TSD
V
IN
MAX.
3.12
UNITS
V
%
V
CONDITIONS
0.4
V
IN
= V
OUT
= 3.0V,
I
SINK
= 1mA
V
BLON
= 3.3V
BLON Leakage Current
Rising Over-Temperature Trip
Point
Over-Temperature Hysteresis
SHDN, ILIM Leakage Current
SHDN, ILIM Input Threshold
Voltage
1
μ
A
°
C
140
14
1
0.90
1.25
°
C
nA
V
V
500
1.8
1.8
0.60
0.60
High to Low Transition
Low to High Transition
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