tea1507p-n1 NXP Semiconductors, tea1507p-n1 Datasheet - Page 4

• Manufacturer Part Number: tea1507p-n1
• Description: Greenchipii Smps Control Ic
• Manufacturer: NXP Semiconductors

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CTRL
V CC
GND
1
2
3
2.5 V
S1
TEA1507
M-level
burst
detect
1
FREQUENCY
internal
supply
CONTROL
TEMPERATURE
MANAGEMENT
PROTECTION
CONTROLLED
OSCILLATOR
POWER-ON
VOLTAGE
RESET
SUPPLY
OVER-
UVLO start
PROTECTION
MAXIMUM
ON-TIME
UVLO
Fig.2 Block diagram.
LOGIC
LOGIC
S
R
Q
Q
CURRENT SOURCE
START-UP
VALLEY
winding
short
100 mV
blank
OCP
LEB
DRIVER
PROTECTION
VOLTAGE
0.75 V
OVER-
clamp
OVERPOWER
PROTECTION
start
soft
S2
I ss
0.5 V
MGU230
8
7
4
6
5
DRAIN
HVS
n.c.
DEM
DRIVER
I sense