参数资料
型号: ISL6535IRZ-TK
厂商: Intersil
文件页数: 5/14页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM VM 16-QFN
标准包装: 1,000
PWM 型: 电压模式
输出数: 1
频率 - 最大: 1.5MHz
占空比: 100%
电源电压: 10.8 V ~ 13.2 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 85°C
封装/外壳: 16-VQFN 裸露焊盘
包装: 带卷 (TR)
ISL6535
Electrical Specifications
Recommended Operating Conditions, unless otherwise noted specifications in bold are valid for process,
temperature, and line operating conditions. (Continued)
PARAMETER
Soft-start Current
SYMBOL
I SS
TEST CONDITIONS
MIN
22
TYP
30
MAX
38
UNITS
μA
REFERENCE
Reference Voltage
System Accuracy
T J = 0 ° C to +70 ° C
T J = -40 ° C to +85 ° C
T J = 0 ° C to +70 ° C
0.591
0.588
-1.0
0.597
0.597
-
0.603
0.606
1.0
V
V
%
REFIN Current Source (QFN Only)
REFIN Threshold (QFN Only)
REFIN Offset (QFN Only)
T J = -40 ° C to +85 ° C
-1.5
-4
2.10
-3
-
-6
-
-
1.5
-8
3.50
3
%
μA
V
mV
GATE DRIVERS
Upper Drive Source Current
I U_SOURCE
V BOOT - V PHASE = 12V, 3nF Load (Note 3)
-
1.25
-
A
Upper Drive Source Impedance
R U_SOURCE 90mA Source Current
-
2.0
-
Ω
Upper Drive Sink Current
Upper Drive Sink Impedance
Lower Drive Source Current
I U_SINK
R U_SINK
I L_SOURCE
V BOOT - V PHASE = 12V, 3nF Load (Note 3)
90mA Source Current
V PVCC = 12V, 3nF Load (Note 3)
-
-
-
2
1.3
2
-
-
-
A
Ω
A
Lower Drive Source Impedance
R L_SOURCE 90mA Source Current
-
1.3
-
Ω
Lower Drive Sink Current
Lower Drive Sink Impedance
I L_SINK
R L_SINK
V PVCC = 12V, 3nF Load (Note 3)
90mA Source Current
-
-
3
0.94
-
-
A
Ω
SSDONE (QFN ONLY)
SSDONE Low Output Voltage
I SSDONE = 2mA
-
-
0.30
V
Typical Performance Curves
80
1000
100
R RT PULL-UP
TO +12V
70
60
50
40
C GATE = 3300pF
C GATE = 1000pF
10
R RT PULLDOWN
TO GND
30
20
10
C GATE = 10pF
10k
100k
1M
0
100
200
300
400
500
600
700
800
900
1000
SWITCHING FREQUENCY (Hz)
FIGURE 1. R RT RESISTANCE vs FREQUENCY
5
SWITCHING FREQUENCY (kHz)
FIGURE 2. BIAS SUPPLY CURRENT vs FREQUENCY
FN9255.1
May 5, 2008
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