AMG-LM302 Datasheet, PDF (14/23 Pages) alpha microelectronics gmbh – Ballast Controller for Metal Halide Lamps

AMG-LM302
Ballast Controller for Metal Halide Lamps
# Symbol Parameter
Conditions
Min Typ Max
61 ICOP_down
62 VCOP_thH
63 VCOP_thL
Pull_down current
Sawtooth upper threshold
Sawtooth lower threshold
VCOP=4V
105
3.33
1.67
SUBSECTION: HID error amplifier
64 VFB
65 IFB
67 Vcomp
68 Vcomp
69 Vcomp_H
Feedback voltage
FB input current
comp output voltage
comp output voltage
comp high output voltage
closed loop
2.5
-1
1
Icomp=-2mA; closed loop 2.0
Icomp=3mA; closed loop
3.0
Icomp=-0.5mA; VFB=2V V5V-
1.0
70 Vcomp_L comp low output voltage
Icomp=0.5mA; VFB=3V
1.0
SUBSECTION: Pulse width modulator (PWMo)
71 DCmax
72 DCmin
73 VIpk_max
74 VIpk_OC
75 VPWMo_H
Maximum duty cycle
Minimum duty cycle
Maximum IPK voltage
Over current IPK voltage
Output high voltage
IPWMo=-2mA
50
1.5 2.3 5
1.25
2.5
V15V
-1.5
76 VPWMo_L Output low voltage
IPWMo=2mA
1.5
SUBSECTION: HID driver (PWMp)
77 VPWMp_H Driver output high drop voltage
IPWMp=-20mA; Vact=V5V
0.5
related to V15V
78 VPWMp_H
79 VPWMp_L
80 VPWMp_L
81 IPWMp_pk
Driver output high drop voltage
related to V15V
Driver output low voltage
Driver output low voltage
Driver peak current
82 IPWMp_dis Disable driver current
83 Vact_H
84 Vact_L
85 Iact
PWMp driver activated
PWMp driver deactivated
pull down current
IPWMp=-200mA;
2.0
Vact=V5V
IPWMp=20mA; Vact=V5V
0.3
IPWMp=200mA; Vact=V5V
1.5
2.2nF from PWMp to 400
PGND; Vact=V5V
VEN=0V or VS=7V;
5
VPWMp=1V
3.5
1.5
Vact=5V
10
SUBSECTION: Acoustic bridge driver
86 VBR_H Output high voltage
IBR=-2mA
V15V
-1.5
87 VBR_L
88 VnBR_H
Output low voltage
Output high voltage
IBR=2mA
InBR=-2mA
1.5
V5V-
1.5
Unit
µA
V
V
V
µA
V
V
V
V
%
%
V
V
V
V
V
V
V
V
mA
mA
V
V
µA
V
V
V
AMG-LM302 Revision: A
29. Jul. 2010 © All rights reserved Page 14 of 23