參數(shù)資料
型號: PC33730EK/R2
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 電源管理
英文描述: POWER SUPPLY SUPPORT CKT, PDSO32
封裝: 0.65 MM PITCH, ROHS COMPLIANT, SOIC-32
文件頁數(shù): 12/27頁
文件大?。?/td> 716K
代理商: PC33730EK/R2
Analog Integrated Circuit Device Data
2
Freescale Semiconductor
33730
INTERNAL BLOCK DIAGRAM
INTERNAL BLOCK DIAGRAM
Figure 2. 33730 Simplified Internal Block Diagram
UVLO
/OVLO
VBAT
KA_VBAT
VKAM
CP
PFD
REG ON
VIGN
IGN_ON
VREF1
VREF2
P1
P2
P3
RSTKAM
RSTH
RST3
RSTL
SW
FREQ
BOOT
SR
INV
VCOMP
VDDH
VDD3_B
VDD3
VDDL_B
VDDL
HRT
GND
Oscillator
Feed
Forward
Ramp
Generator
HS Drive
Level
Shifter
VKAM
15 mA, ILIM,
TLIM
Protection
FET
Drive
Charge
Pump
5.0V
ILIM=150mA
26.5V,-1V,TLIM
Ref. Voltage
Programming
Block
5.0V
ILIM=150mA
26.5V,-1V,TLIM
Standby
Control
Buck
Control Logic
CP
+
+
+
Enable
VKAM
Reset Detect
VDDH
Reset Detect
VDD3
Reset Detect
VDDL
Reset Detect
HR Timer
VKAM, VDDL, VDD3,
VDD3_SBY
Reference Voltage
Bandgap
Preference
T-lim
VBG
VDD3
ILim
,
TLim
VDD3_SBY
ILim
,
TLim
VDDL
ILim
20K
5.0K
VBG
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