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参数资料
| 型号： | ISL6540AIRZ-T |
| 厂商： | Intersil |
| 文件页数： | 7/22页 |
| 文件大小： | 0K |
| 描述： | IC REG CTRLR BUCK PWM VM 28-QFN |
| 产品培训模块： | Solutions for Industrial Control Applications |
| 标准包装： | 6,000 |
| PWM 型： | 电压模式 |
| 输出数： | 1 |
| 频率 - 最大： | 2MHz |
| 占空比： | 100% |
| 电源电压： | 2.97 V ~ 22 V |
| 降压： | 是 |
| 升压： | 无 |
| 回扫： | 无 |
| 反相： | 无 |
| 倍增器： | 无 |
| 除法器： | 无 |
| Cuk： | 无 |
| 隔离： | 无 |
| 工作温度： | -40°C ~ 85°C |
| 封装/外壳： | 28-VFQFN 裸露焊盘 |
| 包装： | 带卷 (TR) |
ISL6540A
Electrical Specifications
Recommended Operating Conditions, Unless Otherwise Noted. Parts are 100% tested at +25°C. Temperature
limits established by characterization and are not production tested. (Continued)
SYMBOL
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
OSCILLATOR
OSC FMAX
OSC FMIN
Δ OSC
Δ V OSC
V OSC_MIN
VFF
Nominal Maximum Frequency
Nominal Minimum Frequency
Total Variation
Ramp Amplitude
Ramp Bottom
Minimum Usable VFF Voltage
(Note 3)
(Note 3)
FS = 250kHz to 2MHz, VFF = 3.3V to 20V
VCC = 5V
-
-
-17
-
-
-
2000
250
-
0.16*VFF
1.0
3.3
-
-
+17
-
-
-
kHz
kHz
%
V P-P
V
V
PWM
D MAX
D MIN
Maximum Duty Cycle
Minimum Duty Cycle
Leading and Trailing-edge Modulation
Leading and Trailing-edge Modulation
-
-
100
0
-
-
%
%
REFERENCE TRACKING
V REFIN
V REFIN_OS
I REFOUT
V REFOUT
Input Voltage Range
External Reference Offset
Maximum Drive Current
Output Voltage Range
VCC = 5V
REFIN = 0.6V
C L = 1μF, VCC = 5V, REFOUT = 1.25V
C L = 1μF
0.068
-1.8
-
0.01
-
0
19
-
VCC - 1.8V
2.2
-
VCC - 1.8V
V
mV
mA
V
V REFOUT_OS Maximum Output Voltage Offset
C REFOUT_MIN Minimum Load Capacitance
C L = 1μF REFOUT = 1.25V
REFOUT = 1.25V
-6
-
-
1.0
11
-
mV
μF
V REFIN_DIS
Input Disable Voltage
VCC = 5V
VCC - 0.6
-
VCC - 0.58
V
REFERENCE
V REF_COM
V REF_IND
V SYS_COM
V SYS_IND
Reference Voltage
System Accuracy
T A = 0°C to +70°C
T A = -40°C to +85°C
T A = 0°C to +70°C
T A = -40°C to +85°C
0.587
0.585
-0.68
-1.0
0.591
0.591
-
-
0.595
0.597
0.68
1.0
V
V
%
%
ERROR AMPLIFIER
DC Gain
R L = 10k, C L = 100p, at COMP Pin
-
88
-
dB
UGBW
SR
Unity Gain-Bandwidth
Slew Rate
R L = 10k, C L = 100p, at COMP Pin
R L = 10k, C L = 100p, at COMP Pin
-
-
15
6
-
-
MHz
V/μs
DIFFERENTIAL AMPLIFIER
UG
UGBW
SR
DC Gain
Unity Gain Bandwidth
Slew Rate
Standard Instrumentation Amplifier
COMP = 10pF
-
-
-
0
20
10
-
-
-
dB
MHz
V/μs
V OFFSET_IND Offset
-1.9
0
1.9
mV
I VSEN-
V VSEN_DIS
Negative Input Source Current
Input Common Mode Range Max
Input Common Mode Range Min
VSEN- Disable Voltage
-
-
-
-
6
VCC - 1.8
-0.2
VCC
-
-
-
-
μA
V
V
V
INTERNAL LINEAR REGULATOR
I VIN
R LIN
Maximum Current
Saturated Equivalent Impedance V IN = 3.3V, Load = 100mA
-
-
200
2
-
3.9
mA
Ω
PVCC
Linear Regulator Voltage
V IN = 20V, Load = 100mA
5.30
5.50
5.71
V
7
FN6288.5
October 7, 2008
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相关代理商/技术参数 |
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