Ap1635, Block diagram, Absolute maximum ratings – Diodes AP1635 User Manual
Page 3: Pwm/pfm dual mode step-down dc/dc converter
AP1635
PWM/PFM DUAL MODE STEP-DOWN DC/DC
CONVERTER
AP1635 Rev. 4
3 of 8
FEBRUARY 2009
©
Diodes Incorporated
Block Diagram
Phase
Compensation
Vref with
CE
+
-
PWM/PFM
Controller
+
-
Ramp Wave
Generator,
OSC
SW
CE/SS
GND
PVcc
PWM
Comparator
FB
Current Limit
Soft
Start
ERR
AMP
SVcc
Absolute Maximum Ratings
(T
A
=25°C)
Symbol
Parameter
Ratings
Units
V
CC
/SV
CC
V
IN
Pin Voltage
-0.3 ~ 5.0
V
V
SW
SW Pin Voltage
-0.3 ~ V
IN
+0.3 V
V
FB
FB Pin Voltage
-0.3 ~ V
IN
+0.3 V
V
CE/SS
CE/SS Pin Voltage
-0.3 ~ V
IN
+0.3 V
P
D
Continuous Total Power Dissipation
Internal limited
T
OPR
Operating Ambient Temperature
-25 ~ +80
°C
T
STG
Storage Temperature
-40 ~ +125
°C
See also other documents in the category Diodes Hardware:
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- PDS340 (5 pages)
- PDS340Q (5 pages)
- PDS360 (5 pages)
- PDS360Q (5 pages)
- PDS4150 (4 pages)
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- PDS3100 (5 pages)
- PDS1240CTL (5 pages)
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- PDS1040CTL (5 pages)
- PDS1040 (5 pages)
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- PDS5100Q (5 pages)
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- PDS760 (5 pages)
- PDS560 (5 pages)
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- PDS5100H (5 pages)
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- PDS4200H (6 pages)
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- SBL3045CTP (4 pages)
- SBL3040CTP (4 pages)
- SBL2060CTP (4 pages)
- SBL2030CT - SBL2060CT (3 pages)
- SBL2045CTP (4 pages)
- SBL1060CTP (4 pages)
- SBL1040CTP (4 pages)
- SBG3030CT - SBG3045CT (5 pages)
- SB520 - SB560 (3 pages)
- SB370 - SB3100 (3 pages)
- SB320 - SB360 (3 pages)
- SBR10U100CT (5 pages)
- SBR10U150CT (5 pages)
- SBR10A45SP5 (5 pages)
- SBR1060CT (5 pages)
- SBR1045SP5 (5 pages)
- SBR1045SD1 (4 pages)
- SBR1045D1 (5 pages)
- SBR1045CTL (4 pages)
- SBR1040CT (5 pages)