sc2604 Semtech Corporation, sc2604 Datasheet - Page 3

• Manufacturer Part Number: sc2604
• Description: Simple Pwm Boost Controller With Input Disconnect Fet Drive
• Manufacturer: Semtech Corporation

Absolute Maximum Ratings
Exceeding the above specifications may result in permanent damage to the device or device malfunction. Operation outside of the parameters specified in the
Electrical Characteristics section is not recommended.
NOTES-
()
(2)
Electrical Characteristics
Unless otherwise noted, V
© 2007 Semtech Corp.
V
CS Pin Voltage………………………………………-0.3 to 20V
GATE Pin Voltage……………………………………-0.3 to 20V
DRV Pin Voltage ……………………………………-0.3 to 25V
OCP/EN Pin Voltage …………………………………-0.3 to 7V
SS/VREF Pin Voltage …………………………………-0.3 to 7V
FB Pin Voltage ………………………………………-0.3 to 7V
Peak IR Reflow Temperature ………………………….
ESD Protection Level
Parameter
Input Supply
V
V
V
V
V
Error Amplifier
Feedback Voltage
Feedback Bias Current
Error Amplifier Gain
Oscillator
Oscillator Frequency
Maximum Duty Cycle
Internal Ramp Peak
Internal Ramp Valley
Regulation
Load Regulation
Line Regulation
IN
IN
IN
IN
IN
IN
Start Voltage
Start Hysteresis
Supply Current
Shutdown Current
Supply Voltage
Calculated from package in still air, mounted to 3” x 4.5”, 4 layer FR4 PCB with thermal vias under the exposed pad per JESD5 standards.
Tested according to JEDEC standard JESD22-A4-B.
Supply Voltage ……………………………… -0.3 to 20V
(2)
()
(2)
(2)
IN
………………………………… 2000V
= 2V, V
O
= 25V, -40°C < T
A
= T
J
< 25°C.
Switching, GATE pin floating
V
IN
V
260°C
= 5V to 3.5V, I
IN
= 2V, V
OCP/EN = Low
I
O
Conditions
I
= 0.A to A
O
V
= 00mA
IN
Rising
Thermal Information
Recommended Operating Conditions
FB
Junction to Ambient
Junction to Case
Maximum Junction Temperature……………………… 50°C
Storage Temperature ………………………… -45 to +50°C
Lead Temperature (Soldering) 0 sec ………………… 300°C
Input Voltage Range …………………………… 4.5V to 3.5V
= V
O
SS/VREF
= 0.A
()
…………………………………
()
.225
……………………………… 60°C/W
Min
320
4.5
86
.250
Typ
400
400
4.2
6.0
0.5
.4
0.4
90
90
www.semtech.com
.275
Max
3.5
200
480
4.5
9.0
.0
0.5
.0
SC2604
45°C/W
Units
V/V
mA
kHz
mV
µA
µA
%
%
%
V
V
V
V
V
3