mc33157dw ON Semiconductor, mc33157dw Datasheet - Page 3

• Manufacturer Part Number: mc33157dw
• Description: Half Bridge Controller And Driver For Industrial Linear Tubes
• Manufacturer: ON Semiconductor

NOTES:
(1) Since this device has a built–in zener, one cannot use a low impedance supply to drive this pin. Having a current limit mode by external
(2) Test Conditions: C OUT = 2.2 nF, f = 100 kHz, V DD = 15V.
ELECTRICAL CHARACTERISTICS (continued)
unless otherwise noted.)
TIMING
VOLTAGE REFERENCE
INPUT
Preheat timing capacitor pulsed charging current
Filament preheat time with C PH = 0.47 F
Strike sequence recycling time with C PH = 0.47 F
C PH charging current ratio
Strike sequence restart blanking time with C PH = 470nF
Dead time: externally adjustable by Rdt
Dead time adjust resistance (Recommended range)
Dead time tolerance
Voltage reference @ I LOAD = 500 A, T J = 25 C
Line regulation @ I LOAD = 500 A, T J = 25 C
Load regulation @ I LOAD = 500 A to 5 mA
Maximum load current
Total V REF variation over Line, Temperature, Load
Strike detect high voltage threshold
Strike detect low voltage threshold
Maximum current on strike detect input @ Regulation level
Maximum voltage on strike detect @ Regulation level
Maximum current on strike detect input @ Low level
Maximum strike detect voltage negative input
Strike detect minimum pulse width
RESET high voltage
RESET low voltage
RESET input current @ high voltage
RESET input current @ low voltage
RESET maximum voltage
RESET maximum negative voltage
means is mandatory.
(Duty Cycle=1/16)
Characteristic
(V DD = 14V. All parameters are specified for –20 C to 85 C ambient temperature
http://onsemi.com
MC33157
3
VTH SD LO
I REFMAX
VTH SD HI
V SD NEG
Symbol
D
D
RSTLO
V SD HI
I SD LO
SDPW
RSTHI
V REF
V REF
I SD HI
dt Tol
It PH
V REF
V REF
t PH
t SK
Rdt
t bk
dt
6.85
Min
0.3
1.6
14
10
50
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
1/16
3.75
Typ
125
100
–20
–20
2.0
7.0
7.0
4.0
1.8
1.8
16
10
10
10
10
–
–
–
–
–
–
–
–
–
7.15
–0.3
–0.3
Max
220
2.5
7.0
2.2
7.0
17
25
10
10
–
–
–
–
–
–
–
–
–
–
–
–
–
Unit
mV
mV
mA
ms
ms
k
nA
nA
ns
%
V
V
V
V
V
V
V
V
V
V
s
W
A
A
A
s