参数资料
型号: SP6654EU-L
厂商: Exar Corporation
文件页数: 3/17页
文件大小: 0K
描述: IC REG BUCK SYNC ADJ 0.8A 10MSOP
标准包装: 50
类型: 降压(降压)
输出类型: 可调式
输出数: 1
输出电压: 1 V ~ 5.5 V
输入电压: 2.7 V ~ 5.5 V
电流 - 输出: 800mA
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: 10-TFSOP,10-MSOP(0.118",3.00mm 宽)
包装: 管件
供应商设备封装: 10-MSOP
ELECTRICAL CHARACTERISTICS
V IN =PV IN =V SDN =3.6V, V OUT =V FB , I O = 0mA, T AMB = -40 ° C to +85 ° C, The ? denotes the specifications wich apply over
the full operating temperature range, unless otherwise specified.
P A R A M E T E R
M I N
2 . 5 5
T Y P
2 . 7 0
M A X
2 . 8 5
U N I T S
?
C O N D I T I O N S
D 1 = 0 V , D 0 = V I N
U V L O U n d e r v o l t a g e L o c k o u t
T h r e s h o l d , V I N f a l l i n g
2 . 7 0
2 . 8 5
2 . 8 5
3 . 0 0
3 . 0 0
3 . 1 5
V
?
?
D 1 = V I N , D 0 = 0 V
D 1 = V I N , D 0 = V I N
U V L O h y s t e r e s i s
4 0
m V
T A M B = 2 7 ° C
P W R G D L o w O u t p u t V o l t a g e
P W R G D L e a k a g e C u r r e n t
P W R G D R i s i n g T h r e s h o l d
P W R G D H y s t e r i s i s
- 6
8 0
0 . 4
1
V
μ A
%
m V
?
?
V I N = 3 . 3 V , I S I N K = 1 m A
V P W R G D = 3 . 6 V
F B S e t V o l t a g e - 6 % ,
T A M B = 2 7 ° C
T A M B = 2 7 ° C
D 1 , D 0 L e a k a g e C u r r e n t
0 . 6 0
1
0 . 9 0
5 0 0
n A
?
?
H i g h t o L o w T r a n s i t i o n
D 1 , D 0 I n p u t T h r e s h o l d V o l t a g e
V
1 . 2 5
1 . 8
?
L o w t o H i g h T r a n s i t i o n
F B L e a k a g e C u r r e n t
1
1 0 0
n A
F B = 1 V
D1
D0
0
0
1
1
0
1
0
1
Shutdown. All internal circuitry is disabled and the power switches are opened.
Device enabled, falling UVLO threshold =2.70V
Device enabled, falling UVLO threshold =2.85V
Device enabled, falling UVLO threshold =3.00V
Table 1. Operating Mode Definition
Date: 2/1/05
SP6654 High Efficiency 800mA Synchronous Buck Regulator
3
? Copyright 2005 Sipex Corporation
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