参数资料
型号: ISL97635IRZ-T
厂商: Intersil
文件页数: 7/28页
文件大小: 0K
描述: IC LED DRVR WHT/RGB BCKLGT 24QFN
标准包装: 6,000
拓扑: PWM,升压(升压)
输出数: 8
内部驱动器:
类型 - 主要: 车载,背光
类型 - 次要: RGB,白色 LED
频率: 600kHz,1.2MHz
电源电压: 6 V ~ 24 V
输出电压: 34.5V
安装类型: 表面贴装
封装/外壳: 24-VFQFN 裸露焊盘
供应商设备封装: 24-QFN 裸露焊盘(4x4)
包装: 带卷 (TR)
工作温度: -40°C ~ 85°C
ISL97635
Electrical Specifications
All specifications below are tested at T A = -40°C to +85°C; V IN = 12V, EN = 5V, R SET = 36.6k Ω ,
unless otherwise noted. 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
CONDITION
MIN
TYP
MAX
UNIT
FAULT PIN
I FAULT
V FAULT
IlxStart-up
Fault Pull-down Current
Fault Clamp Voltage with Respect to V IN
Lx Start-up Current
V IN = 12V
V IN = 12, V IN -V FAULT
VDC = 5.2V
10
1
18
7.5
2.7
30
7
μA
V
mA
Typical Performance Curves
92
90
88
86
7S6P - 18V
9S8P - 18V
92
90
88
86
7S6P - 18V
7S8P - 12V
9S6P - 12V
70 9S8P - 6V
I SAT = 3A
7S6P - 6V
7S8P - - 6V
I SAT = 2.5A
84 7S8P - 18V
9S6P - 18V
82
80 7S6P - 12V
9S8P - 12V
78
76 7S6P - 6V
74 7S8P - - 6V
72 9S6P - 6V L = 8.2μH
IHLP-2525BD-01
DCR = 106m Ω
68
66
0 20 40 60 80 100 120 140 160 180
84
82
80
78
76
74
72
70
68
66
0
9S8P - 6V
20 40 60 80 100 120 140 160 180
7S8P - 18V
7S6P - 12V
7S8P - 12V
9S8P - 18V
9S8P - 12V
9S6P - 18V
9S6P - 12V
L = 10μH
7S8P 6V IHLP-2525BD-01
9S6P - 6V DCR = 129m Ω
I O (mA)
FIGURE 2. EFFICIENCY, L = 8.2μH WITH DCR = 106m Ω ,
C O = 4x4.7μF/50V
I O (mA)
FIGURE 3. EFFICIENCY, L = 10μH WITH DCR = 129m Ω ,
C O = 4x4.7μF/50V
9S6P - 12V
92
90
88
86
84
82
80
78
76
7S8P - 12V 7S6P - 18V
7S6P - 12V
9S6P - 18V
7S8P - 18V
9S8P - 18V
9S8P - 12V
7S6P - 6V
1.2
1.0
0.8
0.6
0.4
0.2
0.0
-0.2
74
72
7S8P - - 6V
-0.4
-0.6
20mA
9S6P - 6V
70
68
66
L = 10μH
DCR = ~500m Ω
9S8P - 6V <1mm HEIGHT
0 20 40 60 80 100 120 140 160 180
-0.8
-1.0
-1.2
4
6
8
10
12
14 16
18
20
22
24
26
I O (mA)
FIGURE 4. 3 EFFICIENCY, L = 10μH WITH DCR = 500m Ω ,
1mm, C O = 4μFx4.7μF/50V
7
V IN (V)
FIGURE 5. CURRENT REGULATION
FN6434.2
December 22, 2008
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