参数资料
型号: IR3637ASTRPBF
厂商: International Rectifier
文件页数: 2/19页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM VM 8-SOIC
标准包装: 1
PWM 型: 电压模式
输出数: 1
频率 - 最大: 660kHz
占空比: 76%
电源电压: 4.5 V ~ 5.5 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: 0°C ~ 125°C
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
包装: 标准包装
其它名称: IR3637ASTRPBFDKR
IR3637ASPbF
ABSOLUTE MAXIMUM RATINGS
Vcc Supply Voltage ................................................
Vc Supply Voltage ..................................................
Storage Temperature Range .....................................
Operating Junction Temperature Range .....................
ESD Classification .................................................
Moisture Sensitivity Level ........................................
16V
25V
-65°C To 150°C
0°C To 125°C
HBM Class 2 (2KV) JEDEC Standard
JEDEC Level 1 @ 260°C
CAUTION: Stresses above those listed in "Absolute Maximum Ratings" may cause permanent damage to the device.
PACKAGE INFORMATION
Recommended Operating Conditions
Fb 1
Vcc 2
8 SS/SD
7 Comp
Parameter
Vcc
Vc
Min
4.5
8
Max
5.5
14
Units
V
V
LDrv 3
Gnd 4
6 Vc
5 HDrv
θ JA =154 ° C/W
θ JC =41.2 ° C/W
ELECTRICAL SPECIFICATIONS
Unless otherwise specified, these specifications apply over Vcc=5V, Vc=12V and 0°C<Tj<125°C.
PARAMETER
SYM
TEST CONDITION
MIN
TYP
MAX
UNITS
Feedback Voltage
Fb Voltage
Fb Voltage Line Regulation
V FB
L REG
25°C<Tj<75°C
0°C<Tj<125°C
4.5<Vcc<5.5
0.792
0.789
0.800
0.800
0.808
0.811
0.1
V
V
%
UVLO
UVLO Threshold - Vcc
UVLO Hysteresis - Vcc
UVLO Threshold - Vc
UVLO Hysteresis - Vc
UVLO Threshold - Fb
Supply Current
Vcc Dynamic Supply Current
Vc Dynamic Supply Current
Vcc Static Supply Current
Vc Static Supply Current
Soft-Start Section
Charge Current
Shutdown Threshold
UVLO Vcc
UVLO Vc
UVLO Fb
Dyn Icc
Dyn Ic
I CCQ
I CQ
SS IB
SD
Supply Ramping Up
Supply Ramping Up
Fb Ramping Down
Freq=600KHz, C L =1500pF
Freq=600KHz, C L =1500pF
SS=0V
SS=0V
SS=0V
4.0
3.1
0.3
4
6
1
0.5
-15
4.2
0.25
3.3
0.2
0.4
7
15
3.3
1
-25
4.4
3.5
0.5
16
20
6
4.7
-35
0.4
V
V
V
V
V
mA
mA
mA
mA
μ A
V
2
www.irf.com
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