参数资料
型号: ISL6269IRZ
厂商: Intersil
文件页数: 4/14页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM 16-QFN
标准包装: 75
系列: Robust Ripple Regulator™ (R³)
PWM 型: 控制器
输出数: 1
频率 - 最大: 600kHz
电源电压: 7 V ~ 25 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 100°C
封装/外壳: 16-VQFN 裸露焊盘
包装: 管件
ISL6269
Absolute Voltage Ratings
Thermal Information
ISEN, VIN to GND . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +28V
Thermal Resistance (Typical, Notes 1, 2) θ JA (°C/W)
θ JC (°C/W)
VCC, PGOOD to GND . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +7.0V
PVCC to PGND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +7.0V
GND to PGND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +0.3V
EN, FCCM . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to GND, VCC +3.3V
VO, FB, COMP, FSET . . . . . . . . . . . . . . . -0.3V to GND, VCC +0.3V
PHASE to GND (DC) . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +28V
(<100ns Pulse Width, 10μJ) . . . . . . . . . . . . . . . . . . . . . . . . . -5.0V
BOOT to GND, or PGND . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +33V
BOOT to PHASE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +7V
UG (DC) . . . . . . . . . . . . . . . . . . . . . . .-0.3V to PHASE, BOOT +0.3V
(<200ns Pulse Width, 20μJ) . . . . . . . . . . . . . . . . . . . . . . . . -4.0V
LG (DC) . . . . . . . . . . . . . . . . . . . . . . . .-0.3V to PGND, PVCC +0.3V
(<100ns Pulse Width, 4μJ) . . . . . . . . . . . . . . . . . . . . . . . . . . -2.0V
QFN Package. . . . . . . . . . . . . . . . . . . . 48 11.5
Junction Temperature Range. . . . . . . . . . . . . . . . . .-55 ° C to +150 ° C
Operating Temperature Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ISL6269CRZ . . . . . . . . . . . . . . . . . . . . . . . . . . . .-10 ° C to +100 ° C
ISL6269IRZ . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-40°C to +100°C
Storage Temperature . . . . . . . . . . . . . . . . . . . . . . . .-65 ° C to +150 ° C
Pb-Free Reflow Profile. . . . . . . . . . . . . . . . . . . . . . . . .see link below
Recommended Operating Conditions
Ambient Temperature Range
ISL6269CRZ . . . . . . . . . . . . . . . . . . . . . . . . . . . .-10°C to +100°C
ISL6269IRZ . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-40°C to +100°C
Supply Voltage (VIN to GND) . . . . . . . . . . . . . . . . . . . . . . 7V to 25V
PVCC to PGND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5V ±5%
CAUTION: Do not operate at or near the maximum ratings listed for extended periods of time. Exposure to such conditions may adversely impact product reliability and
result in failures not covered by warranty.
NOTES:
1. θ JA is measured in free air with the component mounted on a high effective thermal conductivity test board with “direct attach” features. See
Tech Brief TB379.
2. For θ JC , the “case temp” location is the center of the exposed metal pad on the package underside.
Electrical Specifications
These specifications apply for T A = -40°C to +100°C, unless otherwise stated. All typical specifications T A = +25°C,
PVCC = 5V, VIN = 15V. 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.
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VIN
VIN Input Voltage Range
V VIN
7.0
-
25
V
VIN Input Bias Current
I VIN
EN = 5V, VIN = 25V
-
2.2
3.0
mA
VIN Shutdown Current
I VIN_SHDN EN = GND, VIN= 25V
-
0.1
1.0
μA
VCC LDO
VCC Output Voltage Range
V VCC
VIN = 7V to 25V, IVCC = 0mA to 80mA
4.75
5.00
5.25
V
Rising VCC POR Threshold Voltage
V VCC_THR T A = -10°C to +100°C
4.35
4.33
4.45
4.45
4.55
4.55
V
V
Falling VCC POR Threshold Voltage
V
VCC_THF
T A = -10°C to +100°C
4.10
4.20
4.30
V
4.08
4.20
4.30
V
PVCC
PVCC Shutdown Current
I PVCC_SHDN EN = GND, PVCC = 5V
-
0.1
1.0
μA
REGULATION
Reference Voltage
V REF
-
0.6
-
V
Voltage Regulation Accuracy
V
REG
FB connected to COMP, T A = -10°C to +100°C
-0.6
-
+0.6
%
FB connected to COMP, T A = -40°C to +100°C
-1.0
-
+1.0
%
PWM
Frequency Range
f SW
f AUDIO
FCCM = 5V
FCCM = GND, T A = -10°C to +100°C
FCCM to GND
200
19
18
-
28
28
600
-
-
kHz
kHz
kHz
Frequency-Set Accuracy
VO Range
V VO
f SW = 300kHz
-12
0.60
-
-
+12
3.30
%
V
4
FN9177.3
June 25, 2009
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