参数资料
型号: ISL97650ARTZ-TK
厂商: Intersil
文件页数: 5/20页
文件大小: 0K
描述: IC LCD SUPPLY HP 4CHAN 36-TQFN
标准包装: 1
应用: LCD 电视机/监控器
电流 - 电源: 250µA
电源电压: 4 V ~ 14 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: 标准包装
产品目录页面: 1249 (CN2011-ZH PDF)
其它名称: ISL97650ARTZ-TKDKR
ISL97650
Electrical Specifications
V IN = 12V, V BOOST = V SUP = 15V, V ON = 25V, V OFF = -8V, over-temperature from -40°C to +105°C, unless
otherwise stated. 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
Vth_V LOGIC (FBL) V LOGIC Buck Short Detection
V(FBL) falling less than
0.9
V
Vth_POUT(FBP)
Vth_NOUT(FBN)
t FD
P OUT Charge Pump Short Detection
N OUT Charge Pump Short Detection
Fault Delay Time to Chip Turns Off
V(FBP) falling less than
V(FBN) rising more than
0.9
0.4
52
V
V
ms
START-UP SEQUENCING
t START-UP
Enable to A VDD Start Time
C DEL = 220nF
80
ms
I DELB_ON
DELB Pull-Down Current or Resistance VDELB > 0.9V
36
50
70
μA
when Enabled by the Start-Up Sequence
VDELB < 0.9V
1.00
1.326
1.75
k Ω
I DELB_OFF
DELB Pull-Down Current or Resistance VDELB < 20V
500
nA
when Disabled
C DEL
Sequence Timing and Fault Time Out
10
220
nF
Capacitor
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
0.12
80
V IN = 5V
V IN = 12V
0.10
0.08
V IN = 5V
V IN = 12V
60
0.06
40
0.04
20
0
0.02
0
0
500
1000
1500
0
500
1000
1500
2000
I O (mA)
FIGURE 1. BOOST EFFICIENCY
5
I O (mA)
FIGURE 2. BOOST LOAD REGULATION
FN9198.4
April 17, 2009
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