参数资料
型号: ISL78225ANEZ-T
厂商: Intersil
文件页数: 4/22页
文件大小: 0K
描述: IC PWM CONTROLLER
标准包装: 1,000
系列: *
ISL78225
Ordering Information
PART NUMBER
(Notes 1, 2, 3)
ISL78225ANEZ
PART
MARKING
ISL78225 ANEZ
TEMP RANGE
(°C)
-40 to +125
PACKAGE
(Pb-free)
44 Ld EP-TQFP
PKG.
DWG. #
Q44.10x10A
NOTES:
1. Add “-T*” suffix for tape and reel. Please refer to TB347 for details on reel specifications.
2. These Intersil Pb-free plastic packaged products employ special Pb-free material sets, molding compounds/die attach materials, and 100% matte
tin plate plus anneal (e3 termination finish, which is RoHS compliant and compatible with both SnPb and Pb-free soldering operations). Intersil
Pb-free products are MSL classified at Pb-free peak reflow temperatures that meet or exceed the Pb-free requirements of IPC/JEDEC J STD-020.
3. For Moisture Sensitivity Level (MSL), please see device information page for ISL78225 . For more information on MSL please see techbrief TB363 .
ISL78225 Block Diagram
VIN_OVB
VOUT_SEN
PGOOD
VOUT_OVB
SYNC
PLL_COMP
OV_OUT
VIN_SEN
VIN
2.4V
OV_IN
REF
2.4V
OC_ALL
OC_PH
OV_IN
UV
OC
OT
SYNC
DETECT
FAULT CONTROL
VCC
5V LDO
2V
S
CIRCUITS
POR
R
Q
DMAX
CLK_OUT
EN
2.4V
OV_OUT
VCO
DMAX
1.2V
OVER
OT
FB
FS
TEMP
5μA
0.8Vref
UV
SLOPE
COMPENSATION
SLOPE
SS
SOFT- START LOGIC
DRIVE_EN
20k
ISEN1
CSA
ISEN1P
ISEN1N
DUPLICATE FOR EACH CHANNEL
OC_PH
IOUT1
VREF2
2V
Gm
DMAX
S
R1
R2
Q
160μA
ZCD
(FOR PH1 &
PH2 ONLY)
FB
OT
OC
OV_OUT
PWM CONTROL
PWM1
COMP
PH3
PH4
PWM_TRI
PWM_INV
PHASE DROP CONTROL
ADDER
IOUT1
MODE
MODE
IOUT4
IOUT
2V
OC_ALL
4
GND
P_COM
FN7909.3
February 11, 2014
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