参数资料
型号: SP6644EU-L/TR
厂商: Exar Corporation
文件页数: 3/15页
文件大小: 0K
描述: IC REG BOOST SYNC 3.3V/ADJ 8MSOP
标准包装: 2,500
类型: 升压(升压)
输出类型: 两者兼有
输出数: 1
输出电压: 3.3V,2 V ~ 5.5 V
输入电压: 0.9 V ~ 3.3 V
电流 - 输出: 175mA
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-TSSOP,8-MSOP(0.118",3.00mm 宽)
包装: 带卷 (TR)
供应商设备封装: 8-MSOP
ELECTRICAL CHARACTERISTICS
V BATT = V SHDN = 1.3V, I LOAD = 0mA, FB = GND, T AMB = -40 o C to +85 o C, and typical values are at T AMB = +25 o C unless otherwise noted.
P A R A M E T E R
M I N .
T Y P .
M A X .
U N I T S
C O N D I T I O N S
Q u i e s c e n t C u r r e n t i n t o V O U T , I Q O U T
Q u i e s c e n t C u r r e n t i n t o V B A T T , I Q B A T T
S h u t d o w n C u r r e n t i n t o V O U T , I S H D N O U T
S h u t d o w n C u r r e n t i n t o V B A T T , I S H D N B A T T
5 0
1 . 6
0 . 0 0 1
0 . 0 0 5
8 0
3 . 0
0 . 5
0 . 1
μ A
μ A
μ A
μ A
?
?
?
?
V O U T = 3 . 5 V
V B A T T = 1 . 0 V
V O U T = 3 . 5 V , V S H D N - 0 V
V B A T T = 1 . 0 V , V S H D N - 0 V
L o w O u t p u t V o l t a g e f o r B A T T L O , V O L
L e a k a g e C u r r e n t f o r B A T T L O
E f f i c i e n c y
8 9
0 . 4
1
V
μ A
%
?
?
?
V B A T T = 0 . 9 V , V O U T = + 3 . 3 V , I S I N K = 1 m A
V B A T T = 2 . 6 V , V B A T T L O = 3 . 5 V
I L O A D = 1 5 0 m A , V B A T T = 2 . 6 V
I n d u c t o r P e a k C u r r e n t , I P E A K
U n d e r V o l t a g e L o c k - o u t ( U V L O )
2 7 5
0 . 5 0 0
3 5 0
0 . 7 2 0
4 0 0
m A
V
?
?
R L I M = 5 k ? , N O T E 3
NOTE 1: The reverse battery current is measured from the Typical Operating Circuit's input terminal to GND
when the battery is connected backward. A reverse current of 220mA will not exceed package dissipation limits
but, if left for an extended time (more than 10 minutes), may degrade performance.
NOTE 2: Specifications to -40 o C are guaranteed by design, not production tested.
NOTE 3: Inductor Peak Current where . I PEAK
=
1400
R LIM
Date: 11/30/04
SP6644/6645 High Efficiency Boost Regulator
3
? Copyright 2004 Sipex Corporation
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