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參數(shù)資料
| 型號： | US3011CW |
| 廠商： | Unisem Group |
| 英文描述： | 5 BIT PROGRAMMABLE SYNCHRONOUS BUCK CONTROLLER IC |
| 中文描述： | 5位可編程同步降壓控制器芯片 |
| 文件頁數(shù)： | 2/11頁 |
| 文件大?。?/td> | 72K |
| 代理商： | US3011CW |
4-2
Rev. 1.3
12/8/00
US3011
ELECTRICAL SPECIFICATIONS
Unless otherwise specified ,these specifications apply over ,V
12
= 12V, V
5
= 5V and Ta=0 to 70
°
C. Typical values
refer to Ta =25
°
C. Low duty cycle pulse testing are used which keeps junction and case temperatures equal to the
ambient temperature.
ABSOLUTE MAXIMUM RATINGS
V5 supply Voltage ........................................... 7V
V12 Supply Voltage ............................................ 20V
Storage Temperature Range ................................. -65 TO 150
°
C
Operating Junction Temperature Range .......... 0 TO 125
°
C
PACKAGE INFORMATION
20 PIN WIDE BODY PLASTIC SOIC (W)
θ
JA
=85
°
C/W
PARAMETER
VID Section
DAC output voltage
(note 1)
DAC Output Line Regulation
DAC Output Temp Variation
VID Input LO
VID Input HI
VID input internal pull-up
resistor to V5
Power Good Section
Under voltage lower trip point
Under voltage upper trip point
UV Hysterises
Over voltage upper trip point
Over voltage lower trip point
OV Hysterises
Power Good Output LO
Power Good Output HI
Soft Start Section
Soft Start Current
SYM TEST CONDITION
MIN
TYP
MAX
UNITS
0.99Vs
Vs
1.01Vs
V
0.1
0.5
0.4
%
%
V
V
k
2
27
Vout ramping down
Vout ramping up
0.89Vs
0.90Vs
0.92Vs
.02Vs
1.10Vs
1.08Vs
.02Vs
0.91Vs
V
V
V
V
V
V
V
V
.015Vs
1.09Vs
.025Vs
1.11Vs
Vout ramping up
Vout ramping down
.015Vs
.025Vs
0.4
RL=3mA
RL=5K pull up to 5V
4.8
CS+ =0V , CS- =5V
10
uA
4
3
2
1
7
6
5
18
19
20
TOP VIEW
11
13
12
14
10
15
9
16
8
17
Ct
OVP
V12
LDrv
Gnd
NC
HDrv
CS-
PGd
NC
NC
CS+
SS
D0
D1
D2
D3
D4
V5
Vfb
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|---|---|
| US3012 | 制造商:UNISEM 制造商全稱:UNISEM 功能描述:5 BIT PROGRAMMABLE SYNCHRONOUS BUCK CONTROLLER IC |
| US-3012 | 功能描述:PROTO-BOARD 12PIN THRU-HOLE SIP RoHS:是 類別:原型開發(fā)產(chǎn)品 >> 適配器，可互換接口板 系列:3000, UNI-SIP™ 標(biāo)準(zhǔn)包裝:1 系列:- 原型板類型:- Package Accepted:- 尺寸/尺寸:- 位置數(shù):- 孔直徑:- 板厚度:- 材質(zhì):- |
| US3012ACW | 制造商:UNISEM 制造商全稱:UNISEM 功能描述:5 BIT PROGRAMMABLE SYNCHRONOUS BUCK CONTROLLER IC |
| US3012CW | 制造商:UNISEM 制造商全稱:UNISEM 功能描述:5 BIT PROGRAMMABLE SYNCHRONOUS BUCK CONTROLLER IC |
| US-3014 | 功能描述:PROTO-BOARD 14PIN THRU-HOLE SIP RoHS:是 類別:原型開發(fā)產(chǎn)品 >> 適配器，可互換接口板 系列:3000, UNI-SIP™ 標(biāo)準(zhǔn)包裝:1 系列:- 原型板類型:- Package Accepted:- 尺寸/尺寸:- 位置數(shù):- 孔直徑:- 板厚度:- 材質(zhì):- |
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