74LV4799SD,118 NXP Semiconductors, 74LV4799SD,118 Datasheet - Page 12

• Manufacturer Part Number: 74LV4799SD,118
• Description: IC TIMER NICD/NIMH CHRGR 16SOIC
• Manufacturer: NXP Semiconductors
• Series: 74LVr
• Type: Timer Controlr

Specifications of 74LV4799SD,118

• Frequency: 100kHz
• Voltage - Supply: 0.9 V ~ 6 V
• Current - Supply: 36µA
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 16-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Count: -
• Other names: 74LV4799SD-T; 74LV4799SD-T; 935156120118

Philips Semiconductors
1998 Apr 20
Timer for NiCd and NiMH chargers
Option A: At V
be directly biased by EN
100–240 VAC
12/24 VDC
L S
10
1
6
7
8
9
BYD13D
BYD13D
Figure 3. Application diagram of the 74LV4799 in combination with the high-voltage IC TEA1400.
VAC2
VAC1
PWR/LED
EN
C
33E
V in
TEA1400
1 F
CC > 2.0 V Q1 may
GND
DRN
SRC
VAT
VIC
S2
S1
14
15
1 F
4
5
7
20
16
15
14
13
12
11
V in
PWRS
SEL
SCAN
SCI
R C
1E
Figure 4. Inductive loader, showing the two options A and B.
10
2 2
R D
11
TR1
1.0 mH
R S I OSC
2 2
12
74LV4799
13
MOLLI/
10
SCO
6
Option B: At V
an extra NPN transistor (Q2)
LED
GND
1
TR1
12
8
16
3
V CC
V CC
EN
R C
DIS
10
16
CC < 2.0 V add
EN
EN
R D R S I OSC
11
PWRS
3
2
9
5
12
74LV4799
V in
13
A
B
Q2
4
SEL
7
GND
LED
8
Q1
1
DIS
R Z
9
Z 1
LOAD
LOAD
SV01648
battery
S
Product specification
74LV4799
SV01649