U2407B 查看數據表（PDF） - Temic Semiconductors

零件编号

产品描述 (功能)

比赛名单

U2407B

Simple Controller for Fast Charge Systems

Temic Semiconductors 

U2407B

Input Voltage

8 V to 24 V

R7

W C10 1 k

m 10 F

10 W

R1

Mounted

on

heatsink

D1

BYW52

BD649

T1

BC237

T2

WRB1

1k

W RB2

10 k

Ich

W RB3

10 k

WR4

2.2 k

W R5

2.2 k

LED1

LED2

LED3

LED4

R8

100 kW

OPO

1 mCFR

VBatt

C1 7mF

C1

VS

14

10

2

220 mF

GND

1

3

15

4

U2407B

13 VRef

9

Tmax

6

Battery

WRsh

0.2

R6

10 kW

7

Sensor

5

mC4 OPI

1F

8

tp

Output

16

12

11

STM

Osc

CO

10 nF

mC2

0.22 F

RT2

W RT3 100 k

W 1.5 k

RO

270 kW

95 10677

Figure 2. Scheme for DC linear regulation

Pin Description

Package: DIP16/ SO16

GND 1

LED2 2

LED3 3

OPO 4

OPI 5

Tmax 6

Sensor 7

tp

8

16 Output

15 LED4

14 VS

13 VRef

12 Osc

11 STM

10 LED1

9 VBatt

95 10618

Pin Symbol

Function

1 GND Ground

2 LED2 Display output “top-off/ trickle

charge”

3 LED3 Display output “Fast charge”

4

OPO Operational amplifier output

5

OPI Operational amplifier input

6

Tmax Maximum temperature

7 Sensor Temperature sensor

8

tp Charge break output

9

VBatt Battery voltage

10 LED1 Display output “failure mode”

11 STM. Test mode switch (status control)

12 Osc Oscillator

13 VRef Reference output voltage

14

VS Supply voltage

15 LED4 Display output “top-off charge”

16 Output Trigger output

2 (16)

TELEFUNKEN Semiconductors

Rev. A3, 05-Mar-97

Share Link: