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CS5124 Datasheet(PDF) 2 Page - Cherry Semiconductor Corporation

Part No. CS5124
Description  High Performance, Integrated Current Mode PWM Controllers
Download  10 Pages
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Maker  CHERRY [Cherry Semiconductor Corporation]
Homepage  http://www.cherrycorp.com/
Logo CHERRY - Cherry Semiconductor Corporation

CS5124 Datasheet(HTML) 2 Page - Cherry Semiconductor Corporation

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background image
Pin Symbol
Lead Name
VMAX
VMIN
ISOURCE
ISINK
VCC
VCC Power Input
20V
-0.3V
1mA
1.5A Peak
200mA DC
SYNC (CS5126)
Clock Synchronization Input
20V
-0.3V
1mA
1mA
VBIAS (CS5124)
VCC Clamp Output
20V
-0.3V
1mA
1mA
UVLO
UVLO Shutdown Input
6V
-0.3V
1mA
1mA
SS
Soft Start Capacitor Input
6V
-0.3V
1mA
2mA
VFB
Voltage Feed Back Input
6V
-0.3V
3mA
20mA
ISENSE
Current Sense Input
6V
-0.3V
1mA
1mA
GROUND
Ground
0V
0V
1.5A peak
1mA
200mA DC
GATE
Gate Drive Output
20V
-0.3V
1.5A Peak
1.5A Peak
200mA DC
200mA DC
Operating Junction Temperature, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-40 to 135°C
Storage Temperature Range, TS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-40 to 150°C
ESD (Human Body Model) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2kV
ESD (Machine Model) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .200V
Lead Temperature Soldering:
Reflow (SMD styles only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .60 sec. max above 183°C, 230°C peak
2
Absolute Maximum Ratings
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Electrical Characteristics: -40°C ≤ TJ ≤ 125°C, -40°C ≤ TA ≤ 105°C, 7.60V ≤ VCC ≤ 20V, UVLO = 3.0V, ISENSE = 0V,
CV(CC) = 0.33µF, CGATE = 1nF (ESR = 10Ω), CSS = 470pF CV(FB) = 100pF, unless otherwise stated.
s
General
ICC Operating - VGATE not switching.
10
13
mA
ICC at VCC Low
VCC = 6V
500
750
µA
ICC Sleep
VUVL = 1V
210
275
µA
s
Low VCC Lockout
VCC Turn-on Threshold Voltage
7.2
7.7
8.3
V
VCC Turn-off Threshold Voltage
6.8
7.3
7.8
V
VCC Hysteresis
350
425
500
mV
s
UVLO
Sleep Threshold Voltage
UVLO decreasing
1.5
1.8
2.3
V
Sleep Threshold Voltage
UVLO increasing
1.88
2.45
V
Sleep Hysteresis
35
85
150
mV
UVLO Turn-off
(Note 1)
2.3
2.45
2.6
V
Threshold Voltage
UVLO Turn-on
(Note 1)
2.50
2.63
2.76
V
Threshold Voltage
UVLO Hysteresis
Turn-on – Turnoff (-40°C ≤ TJ ≤ 100°C)
170
185
200
mV
(Note 1)
UVLO Hysteresis
Turn-on – Turnoff (100°C ≤ TJ ≤ 125°C)
50
185
400
mV
(Note 1)
UVLO Input Bias Current
-1
1
µA
UVLO Clamp
With UVLO sinking 1mA.
5
7.5
12
V


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