LT3689EUD#PBF Linear Technology, LT3689EUD#PBF Datasheet - Page 10

• Manufacturer Part Number: LT3689EUD#PBF
• Description: IC SWIT REG BUCK 700MA ADJ 16QFN
• Manufacturer: Linear Technology
• Type: Step-Down (Buck)r

Specifications of LT3689EUD#PBF

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 0.8 ~ 34.2 V
• Current - Output: 700mA
• Frequency - Switching: 350kHz ~ 2.2MHz
• Voltage - Input: 3.6 ~ 36 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 16-WQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

LT3689/LT3689-5
BLOCK DIAGRAM
10
V
IN
V
OUT
R1
R2
R
C1
T
V
EN/UVLO
RT
SYNC
FB
WDE
WDI
W/T
IN
OUT
SOFT-START
525k
100k
LT3689-5
ONLY
+
INTERNAL
0.8V
FB
V
3.4V
80mV
IN
REF
ERROR AMP
–
+
–
+
TRANSITION
+
–
DETECT
Σ
SLOPE COMP
OSCILLATOR
WATCHDOG
R
TIMER
V
C
C
C
C
–
+
22µA
C
RESET PULSE
ADJUSTABLE
POR
GENERATOR
OPERATION
Burst Mode
V
R
S
SWITCH
C
LATCH
DETECT
CLAMP
DISABLE
Q
2µA
R
OUT
OUT
SEN
2µA
22µA
1µA
1µA
C
WDO
GND
OUT
WDT
RST
BST
SW
DA
3689 BD
D1
C2
L1
C3
V
3689fd
OUT