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KB3436 Datasheet(PDF) 2 Page - Kingbor Technology Co

Part # KB3436
Description  600mA, 650kHz Micropower Synchronous Boost Converter with Output Disconnect
PDF  11 Pages
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Manufacturer  KINGBOR [Kingbor Technology Co]
Direct Link  http://www.kingbor.com
Logo KINGBOR - Kingbor Technology Co

KB3436 Datasheet(HTML) 2 Page - Kingbor Technology Co

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VIN Voltage .............................................. –0.3V to 4.4V
SW Voltage ................................................. – 0.3V to 6V
SHDN, FB Voltage ....................................... – 0.3V to 6V
VOUT ........................................................... – 0.3V to 6V
Operating Temperature Range ................ – 40
°C to 85°C
Storage Temperature Range ................... – 65
°C to 150°
Lead Temperature (Soldering, 10 sec).................. 300
°C
ORDER PART
NUMBER
TOP MARKING
TJMAX = 125°C, JC = 102°C/W
DGABF
KB3436
The
● denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25
°C. VIN = 1.2V, VOUT = 3.3V, unless otherwise specified.
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Minimum Start-Up Voltage
ILOAD = 1mA, VOUT = 0V
0.80
V
Minimum Operating Voltage
SHDN = VIN (Note 3)
0.5
0.65
V
Output Voltage Adjust Range
(Note 5)
2.5
5
V
Feedback Voltage +/-2%
●
0.980
1.000
1.020
V
Feedback Input Current
VFB = 1.05V
1
50
nA
Quiescent Current (Burst Mode Operation)
VFB = 1.2V (Note 4)
20
30
µA
Quiescent Current (Shutdown)
VSHDN = 0V, Not Including Switch Leakage, VOUT = 0V
0.01
1
µA
Quiescent Current (Active)
Measured on VOUT, Nonswitching
350
500
µA
NMOS Switch Leakage
VSW = 5V
0.1
5
µA
PMOS Switch Leakage
VSW = 5V, VOUT = 0V
0.1
5
µA
NMOS Switch On Resistance
0.35
PMOS Switch On Resistance
0.45
NMOS Current Limit
600
850
mA
Burst Mode Operation Current Threshold
L = 4.7
µH (LTC3429 Only)
1.25
mA
Current Limit Delay to Output
40
ns
Max Duty Cycle
VFB = 0.9V
●
80
90
%
Switching Frequency
●
500
650
800
kHz
SHDN Input High
1V
SHDN Input Low
0.35
V
SHDN Input Current
VSHDN = 5.5V
0.01
1
µA
Soft-Start Time
SHDN to 90% of VOUT
2.5
ms
SW 1
GND 2
FB 3
6 VIN
5 VOUT
4 SHDN
TOP VIEW
●
KB3436
Kingbor Technology Co.,Ltd
TEL:(86)0755-26508846 FAX:(86)0755-26509052
ABSOLUTE MAXIMUM RATINGS
PACkAGE/ORDER INFORMATION
ELECTRICAL CHARACTERISTICS



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