L6738ATR STMicroelectronics, L6738ATR Datasheet - Page 8

• Manufacturer Part Number: L6738ATR
• Description: IC PWM CTLR 1PH STPDN 16-VFQFPN
• Manufacturer: STMicroelectronics

Specifications of L6738ATR

• Frequency - Max: 220kHz
• Pwm Type: Voltage Mode
• Number Of Outputs: 1
• Duty Cycle: 100%
• Voltage - Supply: 5 V ~ 12 V
• Buck: Yes
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 32-VFQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-11012-2

Typical application circuit and block diagram
1.2
Figure 3.
8/32
OSC
CSN
CSP
EN
OVP
UVP
Block diagram
Block diagram
OVER CURRENT
PROGRAMMABLE
OSCILLATOR
OCP
CLOCK
+25%
-25%
EFFICIENCY OPTIMIZATION
OVP
MONITOR, PROTECTIONS
CONTROL LOGIC,
UVP
ERROR AMPLIFIER
Doc ID 18134 Rev 1
&
PWM
+
-
0.80V
HS
LS
L6738A
BOOT
UGATE
PHASE
VCCDR
LGATE
GND
L6738A