参数资料
型号: ISL97651ARTZ-T
厂商: Intersil
文件页数: 5/19页
文件大小: 0K
描述: IC LCD SUPPLY HP 4CHN 36-TQFN
标准包装: 4,000
应用: LCD 电视机/监控器
电流 - 电源: 400µA
电源电压: 4 V ~ 5.5 V
工作温度: -40°C ~ 105°C
安装类型: 表面贴装
封装/外壳: 36-WFQFN 裸露焊盘
供应商设备封装: 36-TQFN 裸露焊盘(6x6)
包装: 带卷 (TR)
ISL97651
Electrical Specifications
V IN = 5V, V BOOST = V SUP = 15V, V ON = 25V, V OFF = -8V, over-temperature from -40°C to +105°C; Parameters
with MIN and/or MAX limits are 100% tested at +25°C, unless otherwise specified. Temperature limits
established by characterization and are not production tested. (Continued)
PARAMETER
DESCRIPTION
CONDITIONS
MIN
TYP
MAX
UNIT
FAULT DETECTION THRESHOLDS
T_off
Thermal Shut-Down (latched and
Temperature rising
150
°C
reset by power cycle or EN cycle)
Vth_A VDD (FBB)
Vth_V LOGIC (FBL)
A VDD Boost Short Detection
V LOGIC Buck Short Detection
V (FBB) falling less than
V (FBL) falling less than
0.9
0.9
V
V
Vth_P OUT (FBP)
Vth_N OUT (FBN)
P OUT Charge Pump Short Detection V (FBP) falling less than
N OUT Charge Pump Short Detection V (FBN) rising more than
0.9
0.4
V
V
t FD
Fault Delay Time to Chip Turns Off
C DEL = 220nF
52
ms
START-UP SEQUENCING
t START-UP
Enable to A VDD Start Time
C DEL = 220nF
80
ms
I DELB_ON
I DELB_OFF
DELB Pull-Down Current or
Resistance when Enabled by the
Start-Up Sequence
DELB Pull-Down Current or
VDELB > 0.9V
VDELB < 0.9V
VDELB < 20V
36
1000
50
1326
70
1750
500
μA
Ω
nA
Resistance when Disabled
t VOFF
t VON
t VON-SLICE
A VDD to V OFF
V OFF to V ON Delay
V ON to V ON-SLICE Delay
C DEL = 220nF
C DEL = 220nF
C DEL = 220nF
9
20
17
ms
ms
ms
Typical Performance Curves
100
0.10
0.05
V IN = 5V, A VDD = 15V
80
60
V IN = 5V, A VDD = 15 V
0
-0.05
-0.10
-0.15
40
-0.20
20
-0.25
-0.30
0
0
200
400
600
800
1000
-0.35
0
200
400
600 800
1000
1200
I OUT (mA)
FIGURE 1. A VDD EFFICIENCY vs I OUT
5
I OUT (mA)
FIGURE 2. A VDD LOAD REGULATION vs I OUT
FN7493.3
April 24, 2009
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