APW8724 Datasheet, PDF (4/22 Pages) Anpec Electronics Coropration – Common single PWM Controller with Multiform supply Voltage

APW8724
Electrical Characteristics
These specifications apply for TA = -40^oC to +85^oC, unless otherwise stated. All typical specifications TA= +25^oC, V_CC
= 12V
Symbal
Parameter
SUPPLY CURRENT
IVCC
VCC Input Bias Current
IVCC_SHD
N
VCC Shutdown Current
SWITCHING FREQUENCY AND DUTY
TON
PWM On Time
TON(MIN) Minimum on time
TOFF(MIN)
Minimum off time
Minimum Ultrasonic Skip
Operating Frequency
Power On Timing
Maximum Current Limit
Setting Time
IOCSET Early Sourcing Timing
D1 only
The First Pulse Delay by EA
Offset
TSS
Internal Soft Start Time
GATE DRIVER
5V UG Pull-Up Resistance
12V UG Pull-Up Resistance
5V UG Sink Resistance
12V UG Sink Resistance
5V LG Pull-Up Resistance
12V LG Pull-Up Resistance
5V LG Sink Resistance
12V LG Sink Resistance
UG to LG Dead time
LG to UG Dead time
BOOTSTRAP SWITCH
VF
Ron
IR
Reverse Leakage
Test Condition
VCC Current, EN=5V, VFB=0.7V,
PHASE=0.5V
EN=GND, VCC=5V
Vin=12V, VOUT=1V
VFB=0.45V, VPHASE=-0.1V
ROCSET is open
From POR_R to Internal sample
clock start
Positive Offset 60mV(Typ.), When
TSS is about 4ms, the first pulse
delays from sample & hold
completed
VOUT=0% to VOUT Regulation(95%)
VCC=5V, BOOT-UG=1V
VCC=12V, BOOT-UG=1V
VCC=5V, UG-PHASE=1V
VCC=12V, UG-PHASE=1V
VCC=5V, VCC-LG=1V
VCC=12V, VCC-LG=1V
VCC=5V, LG-GND=1V
VCC=12V, LG-GND=1V
UG falling to LG rising at VCC=5V
UG falling to LG rising at VCC=12V
LG falling to UG rising at VCC=5V
LG falling to UG rising at VCC=12V
VVCC – VBOOT-GND, IF = 10mA
VBOOT-GND = 30V, VPHASE = 25V,
VVCC = 5V
Min.
-
-
222
-
300
25
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
APW8724
Typ.
Max. Unit
2
3
mA
-
10
µA
278
333
ns
100
-
ns
400
500
ns
37
-
kHz
-
500
µs
150
-
µs
350
-
µs
4
-
ms
5
-
Ω
3
-
Ω
2
-
Ω
1.3
-
Ω
5
-
Ω
3
-
Ω
2
-
Ω
1.3
-
Ω
40
-
ns
20
-
ns
40
-
ns
20
-
ns
0.2
0.4
V
-
0.5
µA
Copyright © ANPEC Electronics Corp.
4
Rev. A.1 - Jan., 2013
www.anpec.com.tw