Data Sheet
PRIMARY SIDE CONTROL IC FOR OFF-LINE BATTERY CHARGERS AP3706
Electrical Characteristics
o
(V =15V, T =25 C, unless otherwise specified.)
CC
A
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
UVLO SECTION
VTH (ST)
Start-up Threshold
17
18.5
7.3
20
V
V
Minimal Operating Voltage
VOPR(min) After turn on
6.5
8.1
REFERENCE VOLTAGE SECTION
RBIAS=200kΩ,
Before turn on
VBIAS
VDD
BIAS Pin Voltage
1.170
4.75
1.205
5.0
1.240
5.25
V
V
VDD Pin Voltage
STANDBY CURRENT SECTION
VCC = VTH (ST)-0.5V,
IST
Start-up Current
70
80
μA
μA
RBIAS=200kΩ, Before turn on
Operating Current
ICC(OPR) RBIAS=200kΩ
680
900
DRIVE OUTPUT SECTION
Sink
50
25
IOUT
RBIAS=200kΩ
OUT Maximum Current
mA
Source
30
CURRENT SENSE SECTION
VCS
VCS(PRE)
Current Sense Threshold
490
440
510
460
430
530
480
mV
mV
ns
Pre-Current Sense
Leading Edge Blanking
FEEDBACK INPUT SECTION
Feedback Pin Input Leakage
Current
IFB
VFB=4V
10.0
12.5
15.0
μA
VFB
Feedback Threshold
3.90
-0.9
4.00
-0.7
4.10
-0.5
V
V
VFB(EN)
Enable Turn-on Voltage
COMP THRESHOLD VOLTAGE SECTION
VCOMP
Turn-on Threshold Voltage
3.42
7
3.60
8
3.78
9
V
V
PROTECTION SECTION
VFB(OVP)
Over Voltage Protection
Jul. 2008 Rev. 1.3
BCD Semiconductor Manufacturing Limited
5
BCDSEMI [ BCD SEMICONDUCTOR MANUFACTURING LIMITED ]
