ISL9209BIRZ-T Intersil, ISL9209BIRZ-T Datasheet - Page 4

• Manufacturer Part Number: ISL9209BIRZ-T
• Description: IC SAFETY SYSTEM CHARGER 12-TDFN
• Manufacturer: Intersil

Specifications of ISL9209BIRZ-T

• Function: Battery Monitor
• Battery Type: Lithium-Ion (Li-Ion)
• Voltage - Supply: 4.3 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 12-TDFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: ISL9209BIRZ-T

Block Diagram
Typical Operating Performance
FIGURE 2. CAPTURED WAVEFORMS FOR POWER-UP. THE
FIGURE 4. CAPTURED WAVEFORMS WHEN THE INPUT
VIN (1V/div)
Time: 500ms/div
TIME: 500ms/DIV
V
IN
(1V/DIV)
OUTPUT IS LOADED WITH A 10Ω RESISTOR
GRADUALLY RISES TO THE INPUT
OVERVOLTAGE THRESHOLD
OUT (2V/div)
OUT (2V/DIV)
INPUT
WRN (5V/div)
WRN (5V/DIV)
VIN
4
R
R
1
2
WRN
OUT (1V/div)
LOAD CURRENT
Load Current
1.2V
OUT (1V/DIV)
(200mA/div)
PRE-REG
200mA/DIV
Pre-reg
POR
POR
REF
Ref
Time: 5ms/div
VIN (2V/div)
Q
TIME: 5ms/DIV
CP1
V
4
IN
(2V/DIV)
The test conditions for the Typical Operating Performance are: V
R
GND
ILIM
DRIVER
Driver
FET
FET
FIGURE 1. BLOCK DIAGRAM
LOGIC
= 25.5kΩ, R
Logic
Q
ISL9209B
Q
5
Q
2
1
CP2
R
VB
CP3
5
= 200kΩ, Unless Otherwise Noted.
EN
EA
FIGURE 3. CAPTURED WAVEFORMS WHEN THE INPUT
FIGURE 5. TRANSIENT WHEN THE INPUT VOLTAGE STEPS
Q
3
R
0.8V
4
R
3
BUF
VOLTAGE STEPS FROM 5.5V TO 9.5V
FROM 6.5V TO 5.5V
V
VIN (2V/div)
WRN (5V/div)
IN
WRN (5V/DIV)
OUT
ILIM
VB
(2V/DIV)
WRN (5V/div)
WRN (5V/DIV)
CHARGER
BATTERY
R
R
ISL6292
ISL6292
Charger
Battery
VB
ILIM
OUT (2V/div)
OUT (2V/DIV)
OUT (2V/div)
IN
OUT (2V/DIV)
= 5V, T
V
VIN (2V/div)
Time: 5μs/div
IN
Time: 5ms/div
TIME: 5µs/DIV
TIME: 5ms/DIV
(2V/DIV)
A
= +25°C,
March 21, 2007
FN6400.0