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參數(shù)資料
| 型號： | US3018 |
| 廠商： | Unisem Group |
| 英文描述： | 5 BIT PROGRAMMABLE SYNCHRONOUS BUCK PLUS LDO CONTROLLER AND 200mA LDO ON BOARD |
| 中文描述： | 5位可編程同步降壓普樂士LDO控制器和200mA LDO的船上 |
| 文件頁數(shù)： | 2/17頁 |
| 文件大?。?/td> | 108K |
| 代理商： | US3018 |
4-2
Rev. 1.4
12/8/00
US3018
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.
PARAMETER
SYM
TEST CONDITION
Supply UVLO Section
UVLO Threshold-12V
Supply ramping up
UVLO Hysterises-12V
UVLO Threshold-5V
Supply ramping up
UVLO Hysterises-5V
Supply Current
Operating Supply Current
I
12
V12
I
5
V5
Switching Controller, Vcore (Vout 1)
VID Section
DAC output voltage (note 1)
Vdac
DAC Output Line Regulation
DAC Output Temp Variation
VID Input LO
VID Input HI
VID input internal pull-up
resistor to V5
MIN
TYP
MAX
UNITS
10
0.4
4.3
0.3
V
V
V
V
6
20
mA
0.99Vs
Vs
0.1
0.5
1.01Vs
V
%
%
V
V
k
0.8
2
27
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
24 PIN WIDE BODY PLASTIC SOIC (W)
θ
JA
=80
°
C/W
V12
VID4
VID3
VID2
VID1
VID0
PGood
V5
SS
Fault / Rt
Fb2
Vin2
Vout2
Gnd
Gate3
Fb3
En
Fb1
Vsen1
OCSet1
PGnd
LGate1
Phase1
UGate1
4
3
2
1
21
22
23
24
7
6
5
18
19
20
TOP VIEW
12
13
11
14
10
15
9
16
8
17
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| US3018CW | 5 BIT PROGRAMMABLE SYNCHRONOUS BUCK PLUS LDO CONTROLLER AND 200mA LDO ON BOARD |
| US3021B | 5 BIT PROGRAMMABLE SYNCHRONOUS BUCK PLUS TRIPPLE LDO CONTROLLER |
| US3021BCW | 5 BIT PROGRAMMABLE SYNCHRONOUS BUCK PLUS TRIPPLE LDO CONTROLLER |
| US3021M | 5 BIT PROGRAMMABLE SYNCHRONOUS BUCK PLUS TRIPPLE LDO CONTROLLER |
| US3021MCW | 5 BIT PROGRAMMABLE SYNCHRONOUS BUCK PLUS TRIPPLE LDO CONTROLLER |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| US3018CW | 制造商:UNISEM 制造商全稱:UNISEM 功能描述:5 BIT PROGRAMMABLE SYNCHRONOUS BUCK PLUS LDO CONTROLLER AND 200mA LDO ON BOARD |
| US3021B | 制造商:UNISEM 制造商全稱:UNISEM 功能描述:5 BIT PROGRAMMABLE SYNCHRONOUS BUCK PLUS TRIPPLE LDO CONTROLLER |
| US3021BCW | 制造商:UNISEM 制造商全稱:UNISEM 功能描述:5 BIT PROGRAMMABLE SYNCHRONOUS BUCK PLUS TRIPPLE LDO CONTROLLER |
| US3021M | 制造商:UNISEM 制造商全稱:UNISEM 功能描述:5 BIT PROGRAMMABLE SYNCHRONOUS BUCK PLUS TRIPPLE LDO CONTROLLER |
| US3021MCW | 制造商:UNISEM 制造商全稱:UNISEM 功能描述:5 BIT PROGRAMMABLE SYNCHRONOUS BUCK PLUS TRIPPLE LDO CONTROLLER |
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