-:+
7($,&
%ORFN'LDJUDP
PINNING
SYMBOL PIN
DESCRIPTION
V
CC
1
supply voltage
GND
2
ground
CTRL
3
control input
DEM
4
input from auxiliary winding for
demagnetization timing, OVP and OPP
I
sense
5
programmable current sense input
DRIVER
6
gate driver output
HVS
7
high voltage safety spacer, not
connected
DRAIN
8
drain of external MOS switch, input for
start-up current and valley sensing
handbook, halfpage
MGU231
TEA1507
1
2
3
4
VCC
GND
CTRL
DEM
DRAIN
HVS
DRIVER
Isense
8
7
6
5
Fig.3 Pin configuration.
h
SUPPLY
MANAGEMENT
internal
supply
UVLO
start
M-level
VCC
1
2
3
GND
S1
CTRL
FREQUENCY
CONTROL
VOLTAGE
CONTROLLED
OSCILLATOR
LOGIC
LOGIC
OVER-
VOLTAGE
PROTECTION
OVERPOWER
PROTECTION
short
winding
soft
start
S2
OVER-
TEMPERATURE
PROTECTION
S
Q
R
UVLO
Q
MAXIMUM
ON-TIME
PROTECTION
POWER-ON
RESET
−
1
VALLEY
TEA1507
100 mV
clamp
DRIVER
START-UP
CURRENT SOURCE
0.75 V
0.5 V
5
Isense
6
DRIVER
MGU230
4
DEM
8
DRAIN
7
HVS
n.c.
OCP
LEB
blank
Iss
2.5 V
burst
detect
Summary of Contents for 28JW-73H
Page 7: ... 1 57 81 7 3 RPSRQHQW VLGH 1 57 81 7 3 RSSHU VLGH ...
Page 8: ... 3DJH 1 027 5 81 7 3 RPSRQHQW VLGH ...
Page 9: ... 1 027 5 81 7 3 RPSRQHQW VLGH 3DJH ...
Page 10: ... 1 027 5 81 7 3 RSSHU VLGH 3DJH ...
Page 11: ... 1 027 5 81 7 3 RSSHU VLGH 3DJH ...
Page 12: ... 1 21752 81 7 3 RPSRQHQW VLGH RSSHU VLGH ...
Page 13: ... 66 6 287 3 0RWKHU 8QLW 1 ...
Page 14: ... 3 66 6 287 57 62 7 81 7 1 3 66 6 287 5217 32 5 21752 81 7 1 ...
Page 28: ... 6 0 7 5 0 2 57 81 7 1 ...
Page 29: ... 6 0 7 5 0 2 0 1 1 3DJH ...
Page 30: ... 3DJH 6 0 7 5 0 2 0 1 1 ...
Page 31: ... 6 0 7 5 0 2 0 1 1 3DJH ...
Page 32: ... 3DJH 6 0 7 5 0 2 0 1 1 ...
Page 33: ... 6 0 7 5 0 2 0 1 1 3DJH ...
Page 34: ... 3DJH 6 0 7 5 0 2 0 1 1 ...
Page 35: ... 6 0 7 5 0 2 0 1 1 3DJH ...
Page 36: ... 3DJH 6 0 7 5 0 2 0 1 1 ...
Page 37: ... 6 0 7 5 0 2 21752 81 7 1 ...
Page 40: ... 1RWHV ...