參數(shù)資料
型號: IRU3013
廠商: International Rectifier
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: VRM 8.5 COMPATIBLE 5-BIT PROGRAMMABLE SYNCHRONOUS BUCK CONTROLLER IC WITH TRIPLE LDO CONTROLLER
中文描述: VRM電源8.5兼容5位可編程同步降壓控制器芯片,三聯(lián)LDO控制器
文件頁數(shù): 2/6頁
文件大?。?/td> 122K
代理商: IRU3013
2
Rev. 1.2
09/06/01
IRU3013
ELECTRICAL SPECIFICATIONS
Unless otherwise specified, these specifications apply over V12=12V, V5=5V and T
A
=0 to 70°C. Typical values refer
to T
A
=25°C. Low duty cycle pulse testing is used which keeps junction and case temperatures equal to the ambient
temperature.
ABSOLUTE MAXIMUM RATINGS
V5 Supply Voltage .................................................... 10V
V12 Supply Voltage .................................................. 20V
All Other Pins .......................................................... 7V
Storage Temperature Range ...................................... -65°C To 150°C
Operating Junction Temperature Range ..................... 0°C To 125°C
PACKAGE INFORMATION
24-PIN WIDE BODY PLASTIC SOIC (W) 24-PIN PLASTIC QSOP (Q)
PARAMETER
VID Section
DAC Output Voltage (Note 1)
DAC Output Line Regulation
SYM TEST CONDITION
MIN TYP
MAX
UNITS
θ
JA
=80
°
C/W
θ
JA
=88
°
C/W
DAC Output Temp Variation
VID Input LO
VID Input HI
VID Input Internal Pull-up
Resistor to 5V
Power Good Section
Under-Voltage Lower Trip Point
Under-Voltage Upper Trip Point
UV Hysteresis
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
4.5<Vcc<5.5
10.5<V12<13V
V
OUT
Ramping Down
V
OUT
Ramping Up
V
OUT
Ramping Up
V
OUT
Ramping Down
R
L
= 3mA
R
L
= 5K Pull-Up to 5V
CS+ = 0V, CS- = 5V
0.98Vs
2
Vs
0.2
0.5
27
0.90Vs
0.92Vs
0.02Vs
1.10Vs
1.08Vs
0.02Vs
0.3
4.95
10
1.02Vs
0.4
V
%
%
V
V
K
V
V
V
V
V
V
V
V
μ
A
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
Lin2
D0
D1
D2
D3
D25
V
FB
3
SS
Lin4
V
FB
4
V12
LDrv
Ct
Lin1
V
FB
1
V
FB
2
V5
OVP
PGd
CS-
CS+
HDrv
PGnd
Gnd
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
Lin2
D0
D1
D2
D3
D25
V
FB
3
SS
Lin4
V
FB
4
V12
LDrv
Ct
Lin1
V
FB
1
V
FB
2
V5
OVP
PGd
CS-
CS+
HDrv
PGnd
Gnd
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