參數(shù)資料
型號: TA1318AFG
元件分類: 消費家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PDSO30
封裝: 0.375 INCH, 1 MM PITCH, PLASTIC, SSOP-30
文件頁數(shù): 26/42頁
文件大?。?/td> 375K
代理商: TA1318AFG
TA1318AFG
2006-02-27
32
SW Mode
Note
Item
S06
S18
S19
S21
Test Conditions and Measuring Method (VCC = 9 V, Ta = 25 ± 3°C, unless otherwise specified)
HB01
AFC phase detection current
OPEN
b
a
b
(1)
BUS control data preset.
(2)
Horizontal oscillation frequency is 15.75 kHz (00).
(3)
SW6 open. Measure the Voltage of pin 6 V6 (no external supply).
(4)
Connect external supply with pin 6, and supply the voltage (V6).
(5)
Input signal (below figure) to pin 21 (SYNC1-IN). When INPUT SW is SYNC1-IN , measure V1 and V2 of pin
6 wave form.
(6)
Supply V6
0.1 V and V6 + 0.1 V to pin 6, then measure V3 and V4.
(7)
Calculate by following equations.
ID1 [
A] = (V1 [V] ÷ 1 [k]) × 1000
ID2 [
A] = (V2 [V] ÷ 1 [k]) × 1000
ID3 [
A] = (V3 [V] ÷ 1 [k]) × 1000
ID4 [
A] = (V4 [V] ÷ 1 [k]) × 1000
HB02
VCO oscillation start voltage
(1)
Increasing the voltage of pin 8 VCC form 2.5V, measure the voltage VVCO when pin 7 appear oscillation
wave form.
Pin 21 wave form
Pin 6 wave form
63.5
s
0.25 V
V1, V3
V2, V4
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