LTC3723EGN-1 Linear Technology, LTC3723EGN-1 Datasheet - Page 9

• Manufacturer Part Number: LTC3723EGN-1
• Description: IC CTRLR PWM SYNC PUSHPLL 16SSOP
• Manufacturer: Linear Technology

Specifications of LTC3723EGN-1

• Pwm Type: Current Mode
• Number Of Outputs: 1
• Frequency - Max: 1MHz
• Duty Cycle: 50%
• Buck: No
• Boost: No
• Flyback: Yes
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: Yes
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 16-SSOP
• Frequency-max: 1MHz
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Voltage - Supply: -

BLOCK DIAGRA S
COMP
RAMP 9
SS 14
CS 10
FB 13
11
1.2V
+
–
600mV
650mV
10.25V “ON”
–
+
BLANK
V
6V “OFF”
CC
V
UVLO
CC
5
300mV
ERROR
AMPLIFIER
+
–
+
–
SHUTDOWN
CURRENT
LIMIT
UVLO
+
–
15
50k
5V
PULSE-BY-PULSE
CURRENT LIMIT
W
+
–
10µA
–
+
SYSTEM
UVLO
V
REF
V
13µA
CC
PULSE WIDTH
MODULATOR
FAULT
LOGIC
Q
GOOD
REF, LDO
R
V
S
CC
1.2V
REF GOOD
V
5V
REF
1
OSCILLATOR
LTC3723-2 Block Diagram
C
8
T
R
S
Q
GND
7
T
Q
Q
LTC3723-1/LTC3723-2
OUTPUT
DRIVE
LOGIC
DPRG
9
RECTIFIER
DRIVE
LOGIC
SPRG
SYNC
16
1A SOURCE
1.5A SINK
1A SOURCE
1.5A SINK
372312f
3
2
6
4
372312 BD02
9
SDRA
SDRB
DRVA
DRVB