XC9236A33DMR Torex Semiconductor Ltd, XC9236A33DMR Datasheet - Page 4

• Manufacturer Part Number: XC9236A33DMR
• Description: IC, DCDC SYNCH BUCK 3MHZ 3.3V SOT25
• Manufacturer: Torex Semiconductor Ltd

Specifications of XC9236A33DMR

• Primary Input Voltage: 6V
• No. Of Outputs: 1
• Output Voltage: 3.3V
• Output Current: 600mA
• Voltage Regulator Case Style: SOT-25
• No. Of Pins: 5
• Operating Temperature Range: -40°C To +85°C
• Svhc: No SVHC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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VOUT
■BLOCK DIAGRAM
FB
VSS
VSS
・XC9235/XC9236/XC9237
・XC9235/XC9236/XC9237
VIN
VIN
■ABSOLUTE MAXIMUM RATINGS
●XC9235 / XC9236 / XC9237
A Series
●XC9235 / XC9236 / XC9237
D/F Series
Aシリーズ
D,Fシリーズ
Power Dissipation
XC9235/XC9236/XC9237
Operating Temperature Range
Storage Temperature Range
(*Ta=25℃)
CE / MODE Pin Voltage
R2
R1
R3
R4
R3
R4
NOTE: The signal from CE/MODE Control Logic to PWM/PFM Selector is being fixed to "L" level inside,
V
V
FB Pin Voltage
Lx Pin Voltage
Lx Pin Current
PARAMETER
OUT
Vref with
Soft Start,
CE
Vref with
Soft Start,
CE
FB
IN
CFB
UVLO
UVLO
Error Amp.
Error Amp.
Pin Voltage
VSHORT
VSHORT
Pin Voltage
and XC9235 series chooses only PWM control.
The signal from CE/MODE Control Logic to PWM/PFM Selector is being fixed to "H" level inside,
and XC9236 series chooses only PWM/PFM automatic switching control.
Diodes inside the circuit are ESD protection diodes and parasitic diodes.
Phase
Compensation
Phase
Compensation
PWM/PFM
Selector
PWM/PFM
Selector
UVLO Cmp
UVLO Cmp
USP-6EL
PWM
Comparator
PWM
Comparator
USP-6C
SOT-25
Current Feedback
Current Limit
Current Feedback
Current Limit
Logic
Logic
Ramp Wave
Generator
OSC
Ramp Wave
Generator
OSC
CE/MODE
Control
Logic
CE/MODE
Control
Logic
Synch
Buffer
Drive
Synch
Buffer
Drive
CE/
SYMBOL
V
Topr
Tstg
V
V
V
V
Pd
I
OUT
Lx
CE
FB
IN
Lx
Series
Lx
Lx
CE/MODE
CE/MODE
VOUT
VSS
・XC9235/XC9236/XC9237
VIN
B,C,E,Gシリーズ
●XC9235 / XC9236 / XC9237
B/C/E/G Series
- 0.3 ~ V
R2
R1
R3
R4
- 55 ~ + 125
- 40 ~ + 85
- 0.3 ~ 6.5
- 0.3 ~ 6.5
- 0.3 ~ 6.5
- 0.3 ~ 6.5
Vref with
Soft Start,
CE
RATINGS
FB
CFB
UVLO
IN
±1500
Error Amp.
250
100
100
VSHORT
+ 0.3
Phase
Compensation
PWM/PFM
Selector
UVLO Cmp
≦
6.5V
PWM
Comparator
Current Feedback
Current Limit
Logic
Ramp Wave
Generator
OSC
CE/MODE
Control
Logic
Synch
Buffer
Drive
CE/
UNIT
mW
mA
O
O
Ta=25℃
V
V
V
V
V
C
C
Lx
CE/MODE